HP Hewlett Packard Personal Computer 6300 User Manual

HP Compaq Business PC Hardware  
Reference Guide  
Pro 6300 Series Microtower  
Pro 6300 Series Small Form Factor  
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About This Book  
This guide provides basic information for upgrading HP Compaq Business PCs.  
WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily  
harm or loss of life.  
CAUTION: Text set off in this manner indicates that failure to follow directions could result in  
damage to equipment or loss of information.  
NOTE: Text set off in this manner provides important supplemental information.  
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About This Book  
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Table of contents  
2 Microtower (MT) Hardware Upgrades ......................................................................................................... 11  
v
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3 Small Form Factor (SFF) Hardware Upgrades ........................................................................................... 44  
Appendix A Battery Replacement .................................................................................................................. 82  
Appendix B Removing and Replacing a Removable 3.5-inch SATA Hard Drive ....................................... 85  
Appendix C Unlocking the Smart Cover Lock .............................................................................................. 90  
vi  
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Appendix E Computer Operating Guidelines, Routine Care and Shipping Preparation ........................... 93  
Index ................................................................................................................................................................... 95  
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1 Product Features  
Standard Configuration Features  
Features may vary depending on the model. For a complete listing of the hardware and software  
installed in the computer, run the diagnostic utility (included on some computer models only).  
Figure 1-1 Microtower Configuration  
Figure 1-2 Small Form Factor Configuration  
NOTE: The Small Form Factor computer can also be used in a tower orientation. For more  
Standard Configuration Features  
1
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Microtower (MT) Front Panel Components  
Drive configuration may vary by model. Some models have a bezel blank covering one or more drive  
bays.  
Table 1-1 Front Panel Components  
1
2
3
4
5.25-inch Optical Drives  
5
6
7
8
3.5-inch Media Card Reader (optional)  
Dual-State Power Button  
Power On Light  
Hard Drive Activity Light  
Microphone/Headphone Connector  
USB (Universal Serial Bus) 2.0 Ports  
Headphone Connector  
NOTE: When a device is plugged into the Microphone/Headphone Connector, a dialog box will pop up asking if  
you want to use the connector for a microphone Line-In device or a headphone. You can reconfigure the  
connector at any time by double-clicking the Realtek HD Audio Manager icon in the Windows taskbar.  
NOTE: The Power On Light is normally green when the power is on. If it is flashing red, there is a problem with  
the computer and it is displaying a diagnostic code. Refer to the Maintenance and Service Guide to interpret the  
code.  
2
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Small Form Factor (SFF) Front Panel Components  
Drive configuration may vary by model. Some models have a bezel blank covering one or more drive  
bays.  
Figure 1-3 Front Panel Components  
Table 1-2 Front Panel Components  
1
2
3
4
5.25-inch Optical Drive  
Dual-State Power Button  
Power On Light  
5
6
7
8
Microphone/Headphone Connector  
3.5-inch Media Card Reader (optional)  
Hard Drive Activity Light  
USB (Universal Serial Bus) Ports  
Headphone Connector  
NOTE: When a device is plugged into the Microphone/Headphone Connector, a dialog box will pop up asking if  
you want to use the connector for a microphone Line-In device or a headphone. You can reconfigure the  
connector at any time by double-clicking the Realtek HD Audio Manager icon in the Windows taskbar.  
NOTE: The Power On Light is normally green when the power is on. If it is flashing red, there is a problem with  
the computer and it is displaying a diagnostic code. Refer to the Maintenance and Service Guide to interpret the  
code.  
Small Form Factor (SFF) Front Panel Components  
3
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Microtower (MT) Rear Panel Components  
Figure 1-4 Rear Panel Components  
Table 1-3 Rear Panel Components  
1
Power Cord Connector  
6
Line-Out Connector for powered audio  
devices (green)  
2
3
Line-In Audio Connector (blue)  
PS/2 Mouse Connector (green)  
7
8
PS/2 Keyboard Connector (purple)  
VGA Monitor Connector  
4
5
Serial Connector  
9
DisplayPort Monitor Connector  
USB 3.0 ports  
RJ-45 Network Connector  
10  
11  
USB 2.0 ports  
NOTE: An optional second serial port and an optional parallel port are available from HP.  
When a device is plugged into the blue Line-In Audio Connector, a dialog box will pop up asking if you want to use  
the connector for a line-in device or a microphone. You can reconfigure the connector at any time by double-  
clicking the Realtek HD Audio Manager icon in the Windows taskbar.  
The monitor connectors on the system board are inactive when a graphics card is installed in the computer.  
If a graphics card is installed into one of the motherboard slots, the connectors on the graphics card and the  
system board may be used at the same time. Some settings may need to be changed in Computer Setup to use  
both connectors.  
4
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Small Form Factor (SFF) Rear Panel Components  
Figure 1-5 Rear Panel Components  
Table 1-4 Rear Panel Components  
1
RJ-45 Network Connector  
7
DisplayPort Monitor Connector  
2
3
Serial Connector  
8
9
VGA Monitor Connector  
PS/2 Mouse Connector (green)  
PS/2 Keyboard Connector (purple)  
4
Power Cord Connector  
10  
11  
Line-Out Connector for powered audio  
devices (green)  
5
6
USB 2.0 ports  
USB 3.0 ports  
Line-In Audio Connector (blue)  
NOTE: An optional second serial port and an optional parallel port are available from HP.  
When a device is plugged into the blue Line-In Audio Connector, a dialog box will pop up asking if you want to use  
the connector for a line-in device or a microphone. You can reconfigure the connector at any time by double-  
clicking the Realtek HD Audio Manager icon in the Windows taskbar.  
The monitor connectors on the system board are inactive when a graphics card is installed in the computer.  
If a graphics card is installed into one of the motherboard slots, the connectors on the graphics card and the  
system board may be used at the same time. Some settings may need to be changed in Computer Setup to use  
both connectors.  
Small Form Factor (SFF) Rear Panel Components  
5
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Media Card Reader Components  
The media card reader is an optional device available on some models only. Refer to the following  
illustration and table to identify the media card reader components.  
Figure 1-6 Media Card Reader Components  
Table 1-5 Media Card Reader Components  
No. Slot  
Media  
1
2
3
xD  
xD-Picture Card (xD)  
MicroSD  
MicroSD (T-Flash)  
Secure Digital (SD)  
MicroSDHC  
MiniSDHC  
Media Card Reader  
Activity Light  
4
SD/MMC+/miniSD  
MultiMediaCard 4.0  
(MMC Plus)  
Secure Digital High  
Capacity (SDHC)  
MultiMediaCard  
(MMC)  
Reduced Size  
MultiMediaCard 4.0  
(MMC Mobile)  
MiniSD  
Reduced Size  
MultiMediaCard (RS  
MMC)  
MMC Micro (adapter  
required)  
5
6
7
USB  
USB (Universal Serial  
Bus) Port  
CompactFlash I/II  
MS PRO/MS PRO DUO  
CompactFlash Card  
Type 1  
CompactFlash Card  
Type 2  
MicroDrive  
Memory Stick (MS)  
Memory Stick Select  
Memory Stick PRO  
Duo (MS PRO Duo)  
MagicGate Memory  
Stick (MG)  
Memory Stick Duo  
(MS Duo)  
Memory Stick PRO-  
HG Duo  
MagicGate Memory  
Duo  
Memory Stick PRO  
(MS PRO)  
Memory Stick Micro  
(M2) (adapter  
required)  
6
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Keyboard  
Figure 1-7 Keyboard Components  
Table 1-6 Keyboard Components  
1
2
3
Function Keys  
Editing Keys  
Status Lights  
Perform special functions depending on the software application being used.  
Includes the following: Insert, Home, Page Up, Delete, End, and Page Down.  
Indicate the status of the computer and keyboard settings (Num Lock, Caps  
Lock, and Scroll Lock).  
4
5
Numeric Keys  
Arrow Keys  
Work like a calculator keypad.  
Used to navigate through a document or Web site. These keys allow you to  
move left, right, up, and down, using the keyboard instead of the mouse.  
6
7
8
9
Ctrl Keys  
Used in combination with another key; their effect depends on the application  
software you are using.  
Application Key1  
Windows Logo Keys1  
Alt Keys  
Used (like the right mouse button) to open pop-up menus in a Microsoft Office  
application. May perform other functions in other software applications.  
Used to open the Start menu in Microsoft Windows. Used in combination with  
other keys to perform other functions.  
Used in combination with another key; their effect depends on the application  
software you are using.  
1
Keys available in select geographic regions.  
Keyboard  
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Using the Windows Logo Key  
Use the Windows Logo key in combination with other keys to perform certain functions available in  
the Windows operating system. Refer to Keyboard on page 7 to identify the Windows Logo key.  
Table 1-7 Windows Logo Key Functions  
The following Windows Logo Key functions are available in Microsoft Windows XP, Microsoft Windows Vista, and  
Microsoft Windows 7.  
Windows Logo Key  
Displays or hides the Start menu  
Displays the Desktop  
Windows Logo Key + d  
Windows Logo Key + m  
Shift + Windows Logo Key + m  
Windows Logo Key + e  
Windows Logo Key + f  
Windows Logo Key + Ctrl + f  
Windows Logo Key + F1  
Windows Logo Key + l  
Minimizes all open applications  
Undoes Minimize All  
Launches My Computer  
Launches Find Document  
Launches Find Computer  
Launches Windows Help  
Locks the computer if you are connected to a network domain,  
or allows you to switch users if you are not connected to a  
network domain  
Windows Logo Key + r  
Windows Logo Key + u  
Windows Logo Key + Tab  
Launches the Run dialog box  
Launches the Utility Manager  
Windows XP - Cycles through the Taskbar buttons  
Windows Vista and Windows 7 - Cycles through programs on  
the Taskbar using the Windows Flip 3-D  
In addition to the Windows Logo Key functions described above, the following functions are also available in  
Microsoft Windows Vista and Windows 7.  
Ctrl + Windows Logo Key + Tab  
Use the arrow keys to cycle through programs on the Taskbar  
by using Windows Flip 3-D  
Windows Logo Key + Spacebar  
Windows Logo Key + g  
Brings all gadgets to the front and select Windows Sidebar  
Cycles through Sidebar gadgets  
Windows Logo Key + t  
Cycles through programs on the taskbar  
Launches Ease of Access Center  
Windows Logo Key + u  
Windows Logo Key + any number key  
Launches the Quick Launch shortcut that is in the position that  
corresponds to the number (for example, Windows Logo Key + 1  
launches the first shortcut in the Quick Launch menu)  
In addition to the Windows Logo Key functions described above, the following functions are also available in  
Microsoft Windows 7.  
Windows Logo Key + Ctrl + b  
Switches to the program that displayed a message in the  
notification area  
Windows Logo Key + p  
Choose a presentation display mode  
Maximizes the window  
Windows Logo Key + up arrow  
Windows Logo Key + left arrow  
Snaps the window to the left side of the screen  
8
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Table 1-7 Windows Logo Key Functions (continued)  
Windows Logo Key + right arrow  
Windows Logo Key + down arrow  
Windows Logo Key + Shift + up arrow  
Snaps the window to the right side of the screen  
Minimizes the window  
Stretches the window to the top and bottom of the screen  
Moves a window from one monitor to another  
Windows Logo Key + Shift + left arrow or right  
arrow  
Windows Logo Key + + (on numpad)  
Windows Logo Key + - (on numpad)  
Zooms in  
Zooms out  
Serial Number Location  
Each computer has a unique serial number and a product ID number that are located on the top  
cover of the computer. Keep these numbers available for use when contacting customer service for  
assistance.  
Figure 1-8 Microtower Serial Number and Product ID Location  
Serial Number Location  
9
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Figure 1-9 Small Form Factor Serial Number and Product ID Location  
10 Chapter 1 Product Features  
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2 Microtower (MT) Hardware Upgrades  
Serviceability Features  
The computer includes features that make it easy to upgrade and service. No tools are needed for  
most of the installation procedures described in this chapter.  
Warnings and Cautions  
Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and  
warnings in this guide.  
WARNING! To reduce the risk of personal injury from electrical shock, hot surfaces, or fire:  
Disconnect the power cord from the wall outlet and allow the internal system components to cool  
before touching.  
Do not plug telecommunications or telephone connectors into the network interface controller (NIC)  
receptacles.  
Do not disable the power cord grounding plug. The grounding plug is an important safety feature.  
Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times.  
To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation,  
setup, posture, and health and work habits for computer users, and provides important electrical and  
mechanical safety information. This guide is located on the Web at http://www.hp.com/ergo.  
WARNING! Energized and moving parts inside.  
Disconnect power to the equipment before removing the enclosure.  
Replace and secure the enclosure before re-energizing the equipment.  
CAUTION: Static electricity can damage the electrical components of the computer or optional  
equipment. Before beginning these procedures, ensure that you are discharged of static electricity by  
briefly touching a grounded metal object. See Electrostatic Discharge on page 92 for more  
information.  
When the computer is plugged into an AC power source, voltage is always applied to the system  
board. You must disconnect the power cord from the power source before opening the computer to  
prevent damage to internal components.  
Serviceability Features 11  
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Removing the Computer Access Panel  
To access internal components, you must remove the access panel:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Loosen the two captive thumbscrews (1) that secure the access panel to the computer chassis.  
6. Use the handle located between the thumbscrews to lift the access panel off the unit (2).  
NOTE: You may want to lay the computer on its side to install internal parts. Be sure the side  
with the access panel is facing up.  
Figure 2-1 Removing the Computer Access Panel  
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Replacing the Computer Access Panel  
1. Slide the lip on the front end of the access panel under the lip on the front of the chassis (1) then  
press the back end of the access panel onto the unit (2).  
Figure 2-2 Replacing the Computer Access Panel  
2. Ensure that the panel is completely closed (1) and tighten the two thumbscrews that secure the  
access panel to the chassis (2).  
Figure 2-3 Tightening the Access Panel Thumbscrews  
Replacing the Computer Access Panel 13  
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Removing the Front Bezel  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the computer access panel.  
6. Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2).  
Figure 2-4 Removing the Front Bezel  
Removing Bezel Blanks  
On some models, there are bezel blanks covering the 3.5-inch and 5.25-inch drive bays that need to  
be removed before installing a drive. To remove a bezel blank:  
1. Remove the access panel and front bezel.  
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2. To remove a bezel blank, push the two retaining tabs that hold the bezel blank in place towards  
the outer right edge of the bezel (1) and slide the bezel blank back and to the right to remove it  
(2).  
Figure 2-5 Removing a Bezel Blank  
Replacing the Front Bezel  
Insert the three hooks on the left side of the bezel into the rectangular holes on the chassis (1) then  
rotate the right side of the bezel onto the chassis (2) and snap it into place.  
Figure 2-6 Replacing the Front Bezel  
Replacing the Front Bezel 15  
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System Board Connections  
Refer to the following illustrations and tables to identify the system board connectors for your model.  
Figure 2-7 System Board Connections  
Table 2-1 System Board Connections  
No.  
System Board Connector  
System Board Label  
Color  
Component  
1
2
3
4
5
6
7
8
DIMM4 (Channel A)  
DIMM3 (Channel A)  
DIMM2 (Channel B)  
DIMM1 (Channel B)  
Power  
DIMM4  
white  
black  
white  
black  
black  
black  
dark blue  
white  
Memory Module  
Memory Module  
Memory Module  
Memory Module  
SATA Optical Drives  
SATA Hard Drives  
1st Hard Drive  
DIMM3  
DIMM2  
DIMM1  
SATAPWR1  
SATAPWR0  
SATA0  
Power  
SATA 3.0  
SATA 2.0  
SATA1  
2nd Hard Drive, or 2nd Optical Drive  
if an eSATA Adapter Cable exists  
9
SATA 2.0  
eSATA  
SATA2  
ESATA  
white  
black  
1st Optical Drive  
10  
eSATA Adapter Cable, or 2nd  
Optical Drive  
11  
12  
13  
Parallel Port  
Serial Port  
USB  
PAR  
black  
black  
black  
Parallel Port  
Serial Port  
COMB  
MEDIA  
USB Device, such as a Media Card  
Reader  
14  
16  
15  
Hood Lock  
Hood Sensor  
USB  
HLCK  
black  
white  
black  
Hood Lock  
HSENSE  
MEDIA2  
Hood Sensor  
USB Device, such as a Media Card  
Reader  
17  
PCI Express x1  
X1PCIEXP1  
black  
Expansion Card  
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Table 2-1 System Board Connections (continued)  
No.  
18  
System Board Connector  
PCI Express x1  
PCI Express x16  
PCI  
System Board Label  
X1PCIEXP2  
X16PCIEXP  
PCI1  
Color  
black  
black  
white  
Component  
Expansion Card  
Expansion Card  
Expansion Card  
19  
20  
Installing Additional Memory  
The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3-  
SDRAM) dual inline memory modules (DIMMs).  
DIMMs  
The memory sockets on the system board can be populated with up to four industry-standard DIMMs.  
These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum  
memory support, you can populate the system board with up to 16-GB of memory configured in a  
high-performing dual channel mode.  
DDR3-SDRAM DIMMs  
CAUTION: This product DOES NOT support DDR3 Ultra Low Voltage (DDR3U) memory. The  
processor is not compatible with DDR3U memory and if you plug DDR3U memory into the system  
board, it can cause the physical damage to the DIMM or invoke system malfunction.  
For proper system operation, the DDR3-SDRAM DIMMs must be:  
industry-standard 240-pin  
unbuffered non-ECC PC3-12800 DDR3-1600 MHz-compliant  
1.5 volt DDR3-SDRAM DIMMs  
The DDR3-SDRAM DIMMs must also:  
support CAS latency 11 DDR3 1600 MHz (11-11-11 timing)  
contain the mandatory JEDEC SPD information  
In addition, the computer supports:  
512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies  
single-sided and double-sided DIMMs  
DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not  
supported  
NOTE: The system will not operate properly if you install unsupported DIMMs.  
Populating DIMM Sockets  
There are four DIMM sockets on the system board, with two sockets per channel. The sockets are  
labeled DIMM1, DIMM2, DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory  
channel B. Sockets DIMM3 and DIMM4 operate in memory channel A.  
Installing Additional Memory 17  
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The system will automatically operate in single channel mode, dual channel mode, or flex mode,  
depending on how the DIMMs are installed.  
The system will operate in single channel mode if the DIMM sockets are populated in one  
channel only.  
The system will operate in a higher-performing dual channel mode if the total memory capacity  
of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B.  
The technology and device width can vary between the channels. For example, if Channel A is  
populated with two 1-GB DIMMs and Channel B is populated with one 2-GB DIMM, the system  
will operate in dual channel mode.  
The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is  
not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel  
populated with the least amount of memory describes the total amount of memory assigned to  
dual channel and the remainder is assigned to single channel. For optimal speed, the channels  
should be balanced so that the largest amount of memory is spread between the two channels.  
If one channel will have more memory than the other, the larger amount should be assigned to  
Channel A. For example, if you are populating the sockets with one 2-GB DIMM, and three 1-GB  
DIMMs, Channel A should be populated with the 2-GB DIMM and one 1-GB DIMM, and Channel  
B should be populated with the other two 1-GB DIMMs. With this configuration, 4-GB will run as  
dual channel and 1-GB will run as single channel.  
In any mode, the maximum operational speed is determined by the slowest DIMM in the system.  
Installing DIMMs  
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power  
to drain before adding or removing memory modules. Regardless of the power-on state, voltage is  
always supplied to the memory modules as long as the computer is plugged into an active AC outlet.  
Adding or removing memory modules while voltage is present may cause irreparable damage to the  
memory modules or system board.  
The memory module sockets have gold-plated metal contacts. When upgrading the memory, it is  
important to use memory modules with gold-plated metal contacts to prevent corrosion and/or  
oxidation resulting from having incompatible metals in contact with each other.  
Static electricity can damage the electronic components of the computer or optional cards. Before  
beginning these procedures, ensure that you are discharged of static electricity by briefly touching a  
grounded metal object. For more information, refer to Electrostatic Discharge on page 92.  
When handling a memory module, be careful not to touch any of the contacts. Doing so may damage  
the module.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the  
power to drain before adding or removing memory modules. Regardless of the power-on state,  
voltage is always supplied to the memory modules as long as the computer is plugged into an  
active AC outlet. Adding or removing memory modules while voltage is present may cause  
irreparable damage to the memory modules or system board.  
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5. Remove the computer access panel.  
WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system  
components to cool before touching.  
6. Open both latches of the memory module socket (1), and insert the memory module into the  
socket (2).  
Figure 2-8 Installing a DIMM  
NOTE: A memory module can be installed in only one way. Match the notch on the module  
with the tab on the memory socket.  
Populate the black DIMM sockets before the white DIMM sockets.  
For maximum performance, populate the sockets so that the memory capacity is spread as  
equally as possible between Channel A and Channel B. Refer to Populating DIMM Sockets  
on page 17 for more information.  
7. Push the module down into the socket, ensuring that the module is fully inserted and properly  
seated. Make sure the latches are in the closed position (3).  
8. Repeat steps 6 and 7 to install any additional modules.  
9. Replace the computer access panel.  
10. Reconnect the power cord and turn on the computer.  
11. Lock any security devices that were disengaged when the access panel was removed.  
The computer should automatically recognize the additional memory the next time you turn on the  
computer.  
Installing Additional Memory 19  
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Removing or Installing an Expansion Card  
The computer has one PCI expansion slot, two PCI Express x1 expansion slots, and one PCI  
Express x16 expansion slot.  
NOTE: You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 slot.  
To remove, replace, or add an expansion card:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the computer access panel.  
6. Locate the correct vacant expansion socket on the system board and the corresponding  
expansion slot on the back of the computer chassis.  
7. Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on  
the latch and rotating the latch to the open position.  
Figure 2-9 Opening the Expansion Slot Retainer  
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8. Before installing an expansion card, remove the expansion slot cover or the existing expansion  
card.  
NOTE: Before removing an installed expansion card, disconnect any cables that may be  
attached to the expansion card.  
a. If you are installing an expansion card in a vacant socket, remove the appropriate  
expansion slot cover on the back of the chassis. Pull the slot cover straight up then away  
from the inside of the chassis.  
Figure 2-10 Removing an Expansion Slot Cover  
Removing or Installing an Expansion Card 21  
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b. If you are removing a standard PCI card or PCI Express x1 card, hold the card at each end,  
and carefully rock it back and forth until the connectors pull free from the socket. Pull the  
expansion card straight up from the socket then away from the inside of the chassis to  
release it from the chassis frame. Be sure not to scrape the card against the other  
components.  
Figure 2-11 Removing a Standard PCI Expansion Card  
c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the  
expansion socket away from the card and carefully rock the card back and forth until the  
connectors pull free from the socket. Pull the expansion card straight up from the socket  
then away from the inside of the chassis to release it from the chassis frame. Be sure not to  
scrape the card against the other components.  
Figure 2-12 Removing a PCI Express x16 Expansion Card  
9. Store the removed card in anti-static packaging.  
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10. If you are not installing a new expansion card, install an expansion slot cover to close the open  
slot.  
CAUTION: After removing an expansion card, you must replace it with a new card or  
expansion slot cover for proper cooling of internal components during operation.  
11. To install a new expansion card, hold the card just above the expansion socket on the system  
board then move the card toward the rear of the chassis so that the bracket on the card is  
aligned with the open slot on the rear of the chassis. Press the card straight down into the  
expansion socket on the system board.  
Figure 2-13 Installing an Expansion Card  
NOTE: When installing an expansion card, press firmly on the card so that the whole  
connector seats properly in the expansion card slot.  
12. Rotate the slot cover retention latch back in place to secure the expansion card.  
Figure 2-14 Closing the Expansion Slot Retainer  
13. Connect external cables to the installed card, if needed. Connect internal cables to the system  
board, if needed.  
Removing or Installing an Expansion Card 23  
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14. Replace the computer access panel.  
15. Reconnect the power cord and turn on the computer.  
16. Lock any security devices that were disengaged when the access panel was removed.  
17. Reconfigure the computer, if necessary.  
Drive Positions  
Figure 2-15 Drive Positions  
Table 2-2 Drive Positions  
1
2
3
4
Two 5.25-inch drive bays for optional drives (optical drives shown)  
One 3.5-inch drive bay for optional drive (media card reader shown)  
Secondary 3.5-inch internal hard drive bay for optional hard drive  
Primary 3.5-inch internal hard drive bay  
NOTE: The drive configuration on your computer may be different than the drive  
configuration shown above.  
To verify the type and size of the storage devices installed in the computer, run Computer Setup.  
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Installing and Removing Drives  
When installing drives, follow these guidelines:  
The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA  
connector on the system board labeled SATA0. If you are adding a second hard drive, connect it  
to the white connector on the system board labeled SATA1.  
Connect the first SATA optical drive to the white SATA connector on the system board labeled  
SATA2. If you are adding a second optical drive connect it to the black SATA connector on the  
system board labeled ESATA. If the ESATA connector is already populated, connect the second  
optical drive to the white connector labeled SATA1.  
Connect an optional eSATA adapter cable to the black SATA connector on the system board  
labeled ESATA.  
Connect a media card reader USB cable to the USB connector on the system board labeled  
MEDIA.  
The power cable for the SATA optical drives is a two-headed cable this is plugged into the  
system board with the first connector routed to the top 5.25-inch bay and the second connector  
routed to the bottom 5.25-inch bay.  
The power cable for the SATA hard drives is a two-headed cable this is plugged into the system  
board with the first connector routed to the bottom 3.5-inch bay and the second connector routed  
to the top 3.5-inch bay.  
The system does not support Parallel ATA (PATA) optical drives or PATA hard drives.  
You must install guide screws to ensure the drive will line up correctly in the drive cage and lock  
in place. HP has provided extra guide screws for the drive bays (four 6-32 isolation mounting  
guide screws and eight M3 metric guide screws), installed on the side of the drive bays. The  
6-32 isolation mounting screws are required for a secondary hard drive. All other drives (except  
the primary hard drive) use M3 metric screws. The HP-supplied metric screws are black and the  
HP-supplied isolation mounting screws are silver and blue. If you are replacing the primary hard  
drive, you must remove the four silver and blue 6-32 isolation mounting guide screws from the  
old hard drive and install them in the new hard drive.  
Figure 2-16 Extra Guide Screw Locations  
Installing and Removing Drives 25  
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No.  
1
Guide Screw  
Device  
Black M3 Metric Screws  
All Drives (except hard drives)  
Secondary Hard Drive  
2
Silver and Blue 6-32 Isolation Mounting Screws  
CAUTION: To prevent loss of work and damage to the computer or drive:  
If you are inserting or removing a drive, shut down the operating system properly, turn off the  
computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby  
mode.  
Before handling a drive, ensure that you are discharged of static electricity. While handling a drive,  
avoid touching the connector. For more information about preventing electrostatic damage, refer to  
Handle a drive carefully; do not drop it.  
Do not use excessive force when inserting a drive.  
Avoid exposing a hard drive to liquids, temperature extremes, or products that have magnetic fields  
such as monitors or speakers.  
If a drive must be mailed, place the drive in a bubble-pack mailer or other protective packaging and  
label the package “Fragile: Handle With Care.”  
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Removing a 5.25-inch or 3.5-inch Drive from a Drive Bay  
CAUTION: All removable media should be taken out of a drive before removing the drive from the  
computer.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the access panel and front bezel.  
6. Disconnect the drive cables, as indicated in the following illustrations.  
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to  
avoid damaging the cable.  
a. If you are removing an optical drive, disconnect the power cable (1) and data cable (2) from  
the back of the drive.  
Figure 2-17 Disconnecting the Optical Drive Cables  
Installing and Removing Drives 27  
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b. If you are removing a media card reader, disconnect the USB cable from the system board.  
Figure 2-18 Disconnecting the Media Card Reader USB Cable  
7. A latch drive bracket with release tabs secures the drives in the drive bay. Lift the release tab on  
the latch drive bracket (1) for the drive you want to remove, then slide the drive from its drive bay  
(2).  
Figure 2-19 Removing the Drives  
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Installing a 5.25-inch or 3.5-inch Drive into a Drive Bay  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the computer access panel.  
6. Remove the front bezel. If you are installing a drive in a bay covered by a bezel blank, remove  
the bezel blank. See Removing Bezel Blanks on page 14 for more information.  
7. Install four M3 metric guide screws in the lower holes on each side of the drive. HP has provided  
eight extra M3 metric guide screws on the front of the chassis, under the front bezel. The M3  
metric guide screws are black. Refer to Installing and Removing Drives on page 25 for an  
illustration of the extra M3 metric guide screws location.  
NOTE: When replacing the drive, transfer the four M3 metric guide screws from the old drive to  
the new one.  
CAUTION: Use only 5-mm long screws as guide screws. Longer screws can damage the  
internal components of the drive.  
Figure 2-20 Installing Guide Screws (Optical Drive Shown)  
Installing and Removing Drives 29  
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8. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until  
the drive snaps into place.  
Figure 2-21 Sliding the Drives into the Drive Cage  
9. Connect the power and data cables to the drive as indicated in the following illustrations.  
a. If you are installing an optical drive, connect the power cable (1) and data cable (2) to the  
back of the drive.  
NOTE: The power cable for the optical drives is a two-headed cable that is routed from  
the system board to the rear of the optical drive bays.  
Figure 2-22 Connecting the Optical Drive Cables  
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b. If your are installing a media card reader, connect the USB cable to the USB system board  
connector labeled MEDIA.  
Figure 2-23 Connecting the Media Card Reader USB Cable  
10. If installing a new drive, connect the opposite end of the data cable to the appropriate system  
board connector.  
NOTE: If you are installing a new SATA optical drive, connect the data cable for the first optical  
drive to the white SATA connector on the system board labeled SATA2. Connect the data cable  
for a second optical drive to the black SATA connector on the system board labeled ESATA. If  
the ESATA connector is already populated, connect the second optical drive to white connector  
labeled SATA1.  
Refer to System Board Connections on page 16 for an illustration of the system board drive  
connectors.  
11. Replace the front bezel and computer access panel.  
12. Reconnect the power cord and any external devices, then turn on the computer.  
13. Lock any security devices that were disengaged when the access panel was removed.  
Installing and Removing Drives 31  
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Removing a Hard Drive from a Drive Bay  
NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so  
that you can transfer the data to the new hard drive.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the computer access panel.  
6. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.  
Figure 2-24 Disconnecting the Hard Drive Cables  
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7. Release the drive by pulling the release tab away from the drive (1) and sliding the drive out of  
the bay (2).  
Figure 2-25 Removing a Hard Drive  
8. Remove the four guide screws (two on each side) from the old drive. You will need these screws  
to install a new drive.  
Installing a Hard Drive into an Internal Drive Bay  
NOTE: The system does not support Parallel ATA (PATA) hard drives.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the access panel.  
Installing and Removing Drives 33  
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6. Install guide screws on the sides of the drive. If you are installing a 2.5-inch drive, you must  
install the drive in an adapter bracket.  
NOTE: The hard drive uses 6-32 isolation mounting guide screws. Four extra guide screws are  
installed on the exterior of the hard drive bays. The HP-supplied isolation mounting guide screws  
are silver and blue. Refer to Installing and Removing Drives on page 25 for an illustration of the  
extra 6-32 isolation mounting guide screws location.  
If you are replacing a drive, transfer the guides screws from the old drive to the new one.  
If you are installing a 3.5-inch hard drive, install four isolation mounting guide screws (two  
on each side of the drive).  
Figure 2-26 Installing Isolation Mounting Guide Screws in a 3.5-inch Drive  
If you are installing a 2.5-inch hard drive:  
Slide the drive into the bay adapter bracket, ensuring the connector on the drive is fully  
inserted into the connector on the adapter bracket.  
Figure 2-27 Sliding the 2.5-inch Drive in the Adapter Bracket  
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Secure the drive to the bay adapter bracket by installing four black M3 adapter bracket  
screws through the sides of the bracket into the drive.  
Figure 2-28 Securing the Drive in the Adapter Bracket  
Install four 6-32 silver and blue isolation mounting guide screws in the adapter bracket  
(two on each side of the bracket).  
Figure 2-29 Installing Isolation Mounting Guide Screws in the Adapter Bracket  
Installing and Removing Drives 35  
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7. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until  
the drive snaps into place. The bottom bay is for the primary hard drive. The upper bay is for an  
optional secondary hard drive.  
Figure 2-30 Sliding a Hard Drive into the Drive Bay  
8. Connect the power cable (1) and data cable (2) to the back of the hard drive.  
NOTE: The power cable for the hard drives is a two-headed cable that is routed from the  
system board to the rear of the hard drive bays.  
Figure 2-31 Connecting the Hard Drive Cables  
9. If installing a new drive, connect the opposite end of the data cable to the appropriate system  
board connector.  
NOTE: If your system has only one SATA hard drive, you must connect the hard drive data  
cable to the dark blue connector labeled SATA0 to avoid any hard drive performance problems.  
If you are adding a second hard drive, connect the data cable to the white connector labeled  
SATA1.  
10. Route the power and data cables in their cable retainers.  
11. Replace the computer access panel.  
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12. Reconnect the power cord and any external devices, then turn on the computer.  
13. Lock any security devices that were disengaged when the access panel was removed.  
Installing a Security Lock  
The security locks displayed below and on the following pages can be used to secure the computer.  
Cable Lock  
Figure 2-32 Installing a Cable Lock  
Padlock  
Figure 2-33 Installing a Padlock  
Installing a Security Lock 37  
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HP Business PC Security Lock  
1. Fasten the security cable by looping it around a stationary object.  
Figure 2-34 Securing the Cable to a Fixed Object  
2. Insert the Cable lock into the Cable lock slot on the back of the monitor and secure the lock to  
the monitor by inserting the key into the key hole on the rear of the lock and rotating the key 90  
degrees.  
Figure 2-35 Installing the Cable Lock on the Monitor  
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3. Slide the security cable through the hole in the Cable lock on the rear of the monitor.  
Figure 2-36 Securing the Monitor  
4. Use the bracket provided in the kit to secure other peripheral devices by laying the device cable  
across the center of the bracket (1) and inserting the security cable through one of the two holes  
in the bracket (2). Use the hole in the bracket that best secures the peripheral device cable.  
Figure 2-37 Securing Peripheral Devices (Printer Shown)  
Installing a Security Lock 39  
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5. Thread the keyboard and mouse cables through the computer chassis lock.  
Figure 2-38 Threading the Keyboard and Mouse Cables  
6. Screw the lock to the chassis in the thumbscrew hole using the screw provided.  
Figure 2-39 Attaching the Lock to the Chassis  
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7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage the  
lock. Use the key provided to disengage the lock.  
Figure 2-40 Engaging the Lock  
8. When complete, all devices in your workstation will be secured.  
Figure 2-41 Secured Workstation  
Installing a Security Lock 41  
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Front Bezel Security  
The front bezel can be locked in place by installing a security screw provided by HP. To install the  
security screw:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the access panel and front bezel.  
6. Remove the security screw from the inside of the front bezel.  
Figure 2-42 Retrieving the Front Bezel Security Screw  
7. Replace the front bezel.  
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8. Install the screw through the interior of the front of the chassis into the front bezel. The screw  
hole is located toward the middle of the right edge of the chassis between the hard drive bay and  
speaker.  
Figure 2-43 Installing the Front Bezel Security Screw  
9. Replace the access panel.  
10. Reconnect the power cord and turn on the computer.  
11. Lock any security devices that were disengaged when the access panel was removed.  
Installing a Security Lock 43  
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3 Small Form Factor (SFF) Hardware  
Upgrades  
Serviceability Features  
The computer includes features that make it easy to upgrade and service. No tools are needed for  
most of the installation procedures described in this chapter.  
Warnings and Cautions  
Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and  
warnings in this guide.  
WARNING! To reduce the risk of personal injury from electrical shock, hot surfaces, or fire:  
Disconnect the power cord from the wall outlet and allow the internal system components to cool  
before touching.  
Do not plug telecommunications or telephone connectors into the network interface controller (NIC)  
receptacles.  
Do not disable the power cord grounding plug. The grounding plug is an important safety feature.  
Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times.  
To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation,  
setup, posture, and health and work habits for computer users, and provides important electrical and  
mechanical safety information. This guide is located on the Web at http://www.hp.com/ergo.  
WARNING! Energized and moving parts inside.  
Disconnect power to the equipment before removing the enclosure.  
Replace and secure the enclosure before re-energizing the equipment.  
CAUTION: Static electricity can damage the electrical components of the computer or optional  
equipment. Before beginning these procedures, ensure that you are discharged of static electricity by  
briefly touching a grounded metal object. See Electrostatic Discharge on page 92 for more  
information.  
When the computer is plugged into an AC power source, voltage is always applied to the system  
board. You must disconnect the power cord from the power source before opening the computer to  
prevent damage to internal components.  
44 Chapter 3 Small Form Factor (SFF) Hardware Upgrades  
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Removing the Computer Access Panel  
To access internal components, you must remove the access panel:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand and lay the computer down.  
6. Lift up on the access panel handle (1) then lift the access panel off the computer (2).  
Figure 3-1 Removing the Computer Access Panel  
Removing the Computer Access Panel 45  
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Replacing the Computer Access Panel  
Slide the lip on the front end of the access panel under the lip on the front of the chassis (1) then  
press the back end of the access panel onto the unit so that it locks into place (2).  
Figure 3-2 Replacing the Computer Access Panel  
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Removing the Front Bezel  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand and lay the computer down.  
6. Remove the computer access panel.  
7. Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2).  
Figure 3-3 Removing the Front Bezel  
Removing Bezel Blanks  
On some models, there are bezel blanks covering the 3.5-inch and 5.25-inch drive bays that need to  
be removed before installing a drive. To remove a bezel blank:  
1. Remove the access panel and front bezel.  
Removing the Front Bezel 47  
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2. To remove a bezel blank, push the two retaining tabs that hold the bezel blank in place towards  
the outer right edge of the bezel (1) and slide the bezel blank back and to the right to remove it  
(2).  
Figure 3-4 Removing a Bezel Blank  
Replacing the Front Bezel  
Insert the three hooks on the bottom side of the bezel into the rectangular holes on the chassis (1)  
then rotate the top side of the bezel onto the chassis (2) and snap it into place.  
Figure 3-5 Replacing the Front Bezel  
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Changing from Desktop to Tower Configuration  
The Small Form Factor computer can be used in a tower orientation with an optional tower stand that  
can be purchased from HP.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Orient the computer so that its right side is facing down and place the computer in the optional  
stand.  
Figure 3-6 Changing from Desktop to Tower Orientation  
NOTE: To stabilize the computer in a tower orientation, HP recommends the use of the  
optional tower stand.  
6. Reconnect the power cord and any external devices, then turn on the computer.  
NOTE: Ensure at least 10.2 centimeters (4 inches) of space on all sides of the computer  
remains clear and free of obstructions.  
7. Lock any security devices that were disengaged when the access panel was removed.  
Changing from Desktop to Tower Configuration 49  
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System Board Connections  
Refer to the following illustration and table to identify the system board connectors for your model.  
Figure 3-7 System Board Connections  
Table 3-1 System Board Connections  
No.  
System Board Connector  
System Board Label  
Color  
Component  
1
2
3
4
5
6
7
8
DIMM4 (Channel A)  
DIMM3 (Channel A)  
DIMM2 (Channel B)  
DIMM1 (Channel B)  
Power  
DIMM4  
white  
black  
white  
black  
black  
black  
dark blue  
white  
Memory Module  
Memory Module  
Memory Module  
Memory Module  
(unused)  
DIMM3  
DIMM2  
DIMM1  
SATAPWR1  
SATAPWR1  
SATA0  
Power  
SATA Optical and Hard Drives  
1st Hard Drive  
SATA 3.0  
SATA 2.0  
SATA1  
2nd Hard Drive, or 2nd Optical Drive  
if an eSATA Adapter Cable exists  
9
SATA 2.0  
eSATA  
SATA2  
ESATA  
white  
black  
1st Optical Drive  
10  
eSATA Adapter Cable, or 2nd  
Optical Drive  
11  
12  
13  
Parallel Port  
Serial Port  
USB  
PAR  
black  
black  
black  
Parallel Port  
Serial Port  
COMB  
MEDIA  
USB Device, such as a Media Card  
Reader  
14  
15  
Hood Lock  
USB  
HLCK  
black  
black  
Hood Lock  
MEDIA2  
USB Device, such as a Media Card  
Reader  
16  
17  
Hood Sensor  
HSENSE  
white  
black  
Hood Sensor  
PCI Express x1  
X1PCIEXP1  
Expansion Card  
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Table 3-1 System Board Connections (continued)  
No.  
18  
System Board Connector  
PCI Express x1  
PCI Express x16  
PCI  
System Board Label  
X4PCIEXP  
Color  
black  
black  
white  
Component  
Expansion Card  
Expansion Card  
Expansion Card  
19  
X16PCIEXP  
PCI  
20  
Installing Additional Memory  
The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3-  
SDRAM) dual inline memory modules (DIMMs).  
DIMMs  
The memory sockets on the system board can be populated with up to four industry-standard DIMMs.  
These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum  
memory support, you can populate the system board with up to 16-GB of memory configured in a  
high-performing dual channel mode.  
DDR3-SDRAM DIMMs  
CAUTION: This product DOES NOT support DDR3 Ultra Low Voltage (DDR3U) memory. The  
processor is not compatible with DDR3U memory and if you plug DDR3U memory into the system  
board, it can cause the physical damage to the DIMM or invoke system malfunction.  
For proper system operation, the DDR3-SDRAM DIMMs must be:  
industry-standard 240-pin  
unbuffered non-ECC PC3-12800 DDR3-1600 MHz-compliant  
1.5 volt DDR3-SDRAM DIMMs  
The DDR3-SDRAM DIMMs must also:  
support CAS latency 11 DDR3 1600 MHz (11-11-11 timing)  
contain the mandatory JEDEC SPD information  
In addition, the computer supports:  
512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies  
single-sided and double-sided DIMMs  
DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not  
supported  
NOTE: The system will not operate properly if you install unsupported DIMMs.  
Populating DIMM Sockets  
There are four DIMM sockets on the system board, with two sockets per channel. The sockets are  
labeled DIMM1, DIMM2, DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory  
channel B. Sockets DIMM3 and DIMM4 operate in memory channel A.  
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The system will automatically operate in single channel mode, dual channel mode, or flex mode,  
depending on how the DIMMs are installed.  
The system will operate in single channel mode if the DIMM sockets are populated in one  
channel only.  
The system will operate in a higher-performing dual channel mode if the total memory capacity  
of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B.  
The technology and device width can vary between the channels. For example, if Channel A is  
populated with two 1-GB DIMMs and Channel B is populated with one 2-GB DIMM, the system  
will operate in dual channel mode.  
The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is  
not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel  
populated with the least amount of memory describes the total amount of memory assigned to  
dual channel and the remainder is assigned to single channel. For optimal speed, the channels  
should be balanced so that the largest amount of memory is spread between the two channels.  
If one channel will have more memory than the other, the larger amount should be assigned to  
Channel A. For example, if you are populating the sockets with one 2-GB DIMM, and three 1-GB  
DIMMs, Channel A should be populated with the 2-GB DIMM and one 1-GB DIMM, and Channel  
B should be populated with the other two 1-GB DIMMs. With this configuration, 4-GB will run as  
dual channel and 1-GB will run as single channel.  
In any mode, the maximum operational speed is determined by the slowest DIMM in the system.  
Installing DIMMs  
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power  
to drain before adding or removing memory modules. Regardless of the power-on state, voltage is  
always supplied to the memory modules as long as the computer is plugged into an active AC outlet.  
Adding or removing memory modules while voltage is present may cause irreparable damage to the  
memory modules or system board.  
The memory module sockets have gold-plated metal contacts. When upgrading the memory, it is  
important to use memory modules with gold-plated metal contacts to prevent corrosion and/or  
oxidation resulting from having incompatible metals in contact with each other.  
Static electricity can damage the electronic components of the computer or optional cards. Before  
beginning these procedures, ensure that you are discharged of static electricity by briefly touching a  
grounded metal object. For more information, refer to Electrostatic Discharge on page 92.  
When handling a memory module, be careful not to touch any of the contacts. Doing so may damage  
the module.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the  
power to drain before adding or removing memory modules. Regardless of the power-on state,  
voltage is always supplied to the memory modules as long as the computer is plugged into an  
active AC outlet. Adding or removing memory modules while voltage is present may cause  
irreparable damage to the memory modules or system board.  
5. If the computer is on a stand, remove the computer from the stand.  
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6. Remove the computer access panel.  
WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system  
components to cool before touching.  
7. Rotate up the internal drive bay housing to access the memory module sockets on the system  
board.  
Figure 3-8 Rotating the Drive Cage Up  
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8. Open both latches of the memory module socket (1), and insert the memory module into the  
socket (2).  
Figure 3-9 Installing a DIMM  
NOTE: A memory module can be installed in only one way. Match the notch on the module  
with the tab on the memory socket.  
Populate the black DIMM sockets before the white DIMM sockets.  
For maximum performance, populate the sockets so that the memory capacity is spread as  
equally as possible between Channel A and Channel B. Refer to Populating DIMM Sockets  
on page 51 for more information.  
9. Push the module down into the socket, ensuring that the module is fully inserted and properly  
seated. Make sure the latches are in the closed position (3).  
10. Repeat steps 8 and 9 to install any additional modules.  
11. Replace the access panel.  
12. If the computer was on a stand, replace the stand.  
13. Reconnect the power cord and turn on the computer.  
14. Lock any security devices that were disengaged when the access panel was removed.  
The computer should automatically recognize the additional memory the next time you turn on the  
computer.  
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Removing or Installing an Expansion Card  
The computer has one PCI expansion slot, two PCI Express x1 expansion slots, and one PCI  
Express x16 expansion slot.  
NOTE: The PCI and PCI Express slots support only low profile cards.  
You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 slot.  
To remove, replace, or add an expansion card:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand.  
6. Remove the computer access panel.  
7. Locate the correct vacant expansion socket on the system board and the corresponding  
expansion slot on the back of the computer chassis.  
8. Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on  
the latch and rotating the latch to the open position.  
Figure 3-10 Opening the Expansion Slot Retainer  
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9. Before installing an expansion card, remove the expansion slot cover or the existing expansion  
card.  
NOTE: Before removing an installed expansion card, disconnect any cables that may be  
attached to the expansion card.  
a. If you are installing an expansion card in a vacant socket, remove the appropriate  
expansion slot cover on the back of the chassis. Pull the slot cover straight up then away  
from the inside of the chassis.  
Figure 3-11 Removing an Expansion Slot Cover  
b. If you are removing a standard PCI card or PCI Express x1 card, hold the card at each end,  
and carefully rock it back and forth until the connectors pull free from the socket. Pull the  
expansion card straight up from the socket (1) then away from the inside of the chassis to  
release it from the chassis frame (2). Be sure not to scrape the card against the other  
components.  
Figure 3-12 Removing a Standard PCI Expansion Card  
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c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the  
expansion socket away from the card and carefully rock the card back and forth until the  
connectors pull free from the socket. Pull the expansion card straight up from the socket  
then away from the inside of the chassis to release it from the chassis frame. Be sure not to  
scrape the card against the other components.  
Figure 3-13 Removing a PCI Express x16 Expansion Card  
10. Store the removed card in anti-static packaging.  
11. If you are not installing a new expansion card, install an expansion slot cover to close the open  
slot.  
CAUTION: After removing an expansion card, you must replace it with a new card or  
expansion slot cover for proper cooling of internal components during operation.  
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12. To install a new expansion card, hold the card just above the expansion socket on the system  
board then move the card toward the rear of the chassis (1) so that the bracket on the card is  
aligned with the open slot on the rear of the chassis. Press the card straight down into the  
expansion socket on the system board (2).  
Figure 3-14 Installing an Expansion Card  
NOTE: When installing an expansion card, press firmly on the card so that the whole  
connector seats properly in the expansion card slot.  
13. Rotate the slot cover retention latch back in place to secure the expansion card.  
Figure 3-15 Closing the Expansion Slot Retainer  
14. Connect external cables to the installed card, if needed. Connect internal cables to the system  
board, if needed.  
15. Replace the computer access panel.  
16. If the computer was on a stand, replace the stand.  
17. Reconnect the power cord and turn on the computer.  
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18. Lock any security devices that were disengaged when the access panel was removed.  
19. Reconfigure the computer, if necessary.  
Drive Positions  
Figure 3-16 Drive Positions  
Table 3-2 Drive Positions  
1
2
3
3.5-inch internal hard drive bay  
3.5-inch drive bay for optional drives (media card reader shown)  
5.25-inch drive bay for optional drives (optical drive shown)  
NOTE: The drive configuration on your computer may be different than the drive  
configuration shown above.  
To verify the type and size of the storage devices installed in the computer, run Computer Setup.  
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Installing and Removing Drives  
When installing drives, follow these guidelines:  
The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA  
connector on the system board labeled SATA0. If you are adding a second hard drive, connect it  
to the white connector on the system board labeled SATA1.  
Connect a SATA optical drive to the white SATA connector on the system board labeled SATA2.  
Connect an optional eSATA adapter cable to the black SATA connector on the system board  
labeled ESATA.  
Connect a media card reader USB cable to the USB connector on the system board labeled  
MEDIA.  
The power cable for the SATA drives is a three-headed cable that is plugged into the system  
board with the first connector routed to the rear of the hard drive, the second connector routed to  
the rear of the 3.5” drive, and the third connector routed to the rear of the 5.25” optical drive.  
The system does not support Parallel ATA (PATA) optical drives or PATA hard drives.  
You must install guide screws to ensure the drive will line up correctly in the drive cage and lock  
in place. HP has provided extra guide screws for the drive bays (five 6-32 standard screws and  
four M3 metric screws), installed in the front of the chassis, under the front bezel. The 6-32  
standard screws are required for a secondary hard drive. All other drives (except the primary  
hard drive) use M3 metric screws. The HP-supplied metric screws are black and the HP-  
supplied standard screws are silver. If you are replacing the primary hard drive, you must  
remove the four silver and blue 6-32 isolation mounting guide screws from the old hard drive and  
install them in the new hard drive.  
Figure 3-17 Extra Guide Screw Locations  
No.  
1
Guide Screw  
Device  
Black M3 Metric Screws  
Silver 6-32 Standard Screws  
All Drives (except primary and secondary hard drives)  
Secondary Hard Drive  
2
There are at total of five extra silver 6-32 standard screws. Four are used as guide screws for a  
secondary hard drive. The fifth is used for bezel security (see Front Bezel Security on page 80 for more  
information).  
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CAUTION: To prevent loss of work and damage to the computer or drive:  
If you are inserting or removing a drive, shut down the operating system properly, turn off the  
computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby  
mode.  
Before handling a drive, ensure that you are discharged of static electricity. While handling a drive,  
avoid touching the connector. For more information about preventing electrostatic damage, refer to  
Handle a drive carefully; do not drop it.  
Do not use excessive force when inserting a drive.  
Avoid exposing a hard drive to liquids, temperature extremes, or products that have magnetic fields  
such as monitors or speakers.  
If a drive must be mailed, place the drive in a bubble-pack mailer or other protective packaging and  
label the package “Fragile: Handle With Care.”  
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Removing a 5.25-inch Drive from a Drive Bay  
CAUTION: All removable media should be taken out of a drive before removing the drive from the  
computer.  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand.  
6. Remove the computer access panel.  
7. Rotate the drive cage to its upright position.  
Figure 3-18 Rotating the Drive Cage Up  
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8. If removing an optical drive, disconnect the power cable (1) and data cable (2) from the rear of  
the optical drive.  
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to  
avoid damaging the cable.  
Figure 3-19 Disconnecting the Power and Data Cables  
9. Rotate the drive cage back down to its normal position.  
CAUTION: Be careful not to pinch any cables or wires when rotating the drive cage down.  
Figure 3-20 Rotating the Drive Cage Down  
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10. Press down on the green drive retainer button located on the left side of the drive to disengage  
the drive from the drive cage (1). While pressing the drive retainer button, slide the drive back  
until it stops, then lift it up and out of the drive cage (2).  
Figure 3-21 Removing the 5.25-inch Drive  
Installing a 5.25-inch Drive into a Drive Bay  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand.  
6. Remove the computer access panel.  
7. If you are installing a drive in a bay covered by a bezel blank, remove the front bezel then  
remove the bezel blank. See Removing Bezel Blanks on page 47 for more information.  
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8. Install four M3 metric guide screws in the lower holes on each side of the drive. HP has provided  
four extra M3 metric guide screws on the front of the chassis, under the front bezel. The M3  
metric guide screws are black. Refer to Installing and Removing Drives on page 60 for an  
illustration of the extra M3 metric guide screws location.  
NOTE: When replacing the drive, transfer the four M3 metric guide screws from the old drive to  
the new one.  
CAUTION: Use only 5-mm long screws as guide screws. Longer screws can damage the  
internal components of the drive.  
Figure 3-22 Installing Guide Screws in the Optical Drive  
9. Position the guide screws on the drive into the J-slots in the drive bay. Then slide the drive  
toward the front of the computer until it locks into place.  
Figure 3-23 Installing the Optical Drive  
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10. Rotate the drive cage to its upright position.  
Figure 3-24 Rotating the Drive Cage Up  
11. Connect the SATA data cable to the white SATA system board connector labeled SATA2.  
12. Route the data cable through the cable guides.  
CAUTION: There are two cable guides that keep the data cable from being pinched by the  
drive cage when raising or lowering it. One is located on the bottom side of the drive cage. The  
other is located on the chassis frame under the drive cage. Ensure that the data cable is routed  
through these guides before connecting it to the optical drive.  
13. Connect the power cable (1) and data cable (2) to the rear of the optical drive.  
NOTE: The power cable for the optical drive is a three-headed cable that is routed from the  
system board to the hard drive, then to the rear of the optical drive.  
Figure 3-25 Connecting the Power and Data Cables  
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14. Rotate the drive cage back down to its normal position.  
CAUTION: Be careful not to pinch any cables or wires when rotating the drive cage down.  
Figure 3-26 Rotating the Drive Cage Down  
15. Replace the front bezel (if removed) and access panel.  
16. If the computer was on a stand, replace the stand.  
17. Reconnect the power cord and turn on the computer.  
18. Lock any security devices that were disengaged when the access panel was removed.  
Removing a 3.5-inch Drive from a Drive Bay  
CAUTION: All removable media should be taken out of a drive before removing the drive from the  
computer.  
The 3.5-inch drive is located underneath the 5.25-inch drive. You must remove the 5.25-inch drive  
before removing the 3.5-inch drive.  
1. Follow the procedure in Removing a 5.25-inch Drive from a Drive Bay on page 62 to remove the  
5.25-inch drive and access the 3.5-inch drive.  
CAUTION: Ensure that the computer is turned off and that the power cord is disconnected  
from the electrical outlet before proceeding.  
Installing and Removing Drives 67  
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2. Disconnect the drive cables from the rear of the drive, or, if you are removing a media card  
reader, disconnect the USB cable from the system board as indicated in the following illustration.  
Figure 3-27 Disconnecting the Media Card Reader USB Cable  
3. Press down on the green drive retainer button located on the left side of the drive to disengage  
the drive from the drive cage (1). While pressing the drive retainer button, slide the drive back  
until it stops, then lift it up and out of the drive cage (2).  
Figure 3-28 Removing a 3.5-inch Drive (Media Card Reader Shown)  
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Installing a 3.5-inch Drive into a Drive Bay  
The 3.5-inch bay is located underneath the 5.25-inch drive. To install a drive into the 3.5-inch bay:  
NOTE: Install guide screws to ensure the drive will line up correctly in the drive cage and lock in  
place. HP has provided extra guide screws for the drive bays (four 6-32 standard screws and four M3  
metric screws), installed in the front of the chassis, under the front bezel. A secondary hard drive  
uses 6-32 standard screws. All other drives (except the primary hard drive) use M3 metric screws.  
The HP-supplied M3 metric screws are black and the HP-supplied 6-32 standard screws are silver.  
Refer to Installing and Removing Drives on page 60 for illustrations of the guide screw locations.  
1. Follow the procedure in Removing a 5.25-inch Drive from a Drive Bay on page 62 to remove the  
5.25-inch drive and access the 3.5-inch drive bay.  
CAUTION: Ensure that the computer is turned off and that the power cord is disconnected  
from the electrical outlet before proceeding.  
2. If you are installing a drive in a bay covered by a bezel blank, remove the front bezel then  
remove the bezel blank. See Removing Bezel Blanks on page 47 for more information.  
3. Install guide screws in the holes on each side of the drive.  
Figure 3-29 Installing Guide Screws (Media Card Reader Shown)  
4. Position the guide screws on the drive into the J-slots in the drive bay. Then slide the drive  
toward the front of the computer until it locks into place.  
Figure 3-30 Installing a Drive into the 3.5-inch Drive Bay (Media Card Reader Shown)  
Installing and Removing Drives 69  
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5. Connect the appropriate drive cables:  
a. If installing a second hard drive, connect the power cable (1) and data cable (2) to the rear  
of the drive and connect the other end of the data cable to the white connector on the  
system board labeled SATA1.  
Figure 3-31 Connecting the Secondary Hard Drive Power Cable and Data Cable  
b. If installing a media card reader, connect the USB cable from the media card reader to the  
USB connector on the system board labeled MEDIA.  
Figure 3-32 Connecting the Media Card Reader USB Cable  
NOTE: Refer to System Board Connections on page 50 for an illustration of the system  
board drive connectors.  
6. Replace the 5.25-inch drive.  
7. Replace the front bezel (if removed) and access panel.  
8. If the computer was on a stand, replace the stand.  
9. Reconnect the power cord and turn on the computer.  
10. Lock any security devices that were disengaged when the access panel was removed.  
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Removing and Replacing the Primary 3.5-inch Internal Hard Drive  
NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so  
that you can transfer the data to the new hard drive.  
The preinstalled 3.5-inch hard drive is located under the power supply. To remove and replace the  
hard drive:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand.  
6. Remove the computer access panel.  
7. Rotate the drive cage for internal drives to its upright position.  
Figure 3-33 Rotating the Drive Cage Up  
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8. Rotate the power supply to its upright position. The hard drive is located beneath the power  
supply.  
Figure 3-34 Raising the Power Supply  
9. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.  
Figure 3-35 Disconnecting the Hard Drive Cables  
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10. Press down on the green release latch next to the hard drive (1). While holding the latch down,  
slide the drive forward until it stops, then lift the drive up and out of the bay (2).  
Figure 3-36 Removing the Hard Drive  
11. To install a hard drive, you must transfer the silver and blue isolation mounting guide screws  
from the old hard drive to the new hard drive.  
Figure 3-37 Installing Hard Drive Guide Screws  
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12. Align the guide screws with the slots on the chassis drive cage, press the hard drive down into  
the bay, then slide it back until it stops and locks in place.  
Figure 3-38 Installing the Hard Drive  
13. Connect the power cable (1) and data cable (2) to the back of the hard drive.  
NOTE: If the system has only one SATA hard drive, the data cable must be connected to the  
dark blue connector labeled SATA0 on the system board to avoid any hard drive performance  
problems.  
Figure 3-39 Connecting the Hard Drive Cables  
14. Rotate the drive cage for internal drives and the power supply down to their normal positions.  
15. Replace the access panel.  
16. If the computer was on a stand, replace the stand.  
17. Reconnect the power cord and turn on the computer.  
18. Lock any security devices that were disengaged when the access panel was removed.  
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Installing a Security Lock  
The security locks displayed below and on the following pages can be used to secure the computer.  
Cable Lock  
Figure 3-40 Installing a Cable Lock  
Padlock  
Figure 3-41 Installing a Padlock  
Installing a Security Lock 75  
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HP Business PC Security Lock  
1. Fasten the security cable by looping it around a stationary object.  
Figure 3-42 Securing the Cable to a Fixed Object  
2. Insert the Cable lock into the Cable lock slot on the back of the monitor and secure the lock to  
the monitor by inserting the key into the key hole on the rear of the lock and rotating the key 90  
degrees.  
Figure 3-43 Installing the Cable Lock on the Monitor  
76 Chapter 3 Small Form Factor (SFF) Hardware Upgrades  
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3. Slide the security cable through the hole in the Cable lock on the rear of the monitor.  
Figure 3-44 Securing the Monitor  
4. Use the bracket provided in the kit to secure other peripheral devices by laying the device cable  
across the center of the bracket (1) and inserting the security cable through one of the two holes  
in the bracket (2). Use the hole in the bracket that best secures the peripheral device cable.  
Figure 3-45 Securing Peripheral Devices (Printer Shown)  
Installing a Security Lock 77  
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5. Thread the keyboard and mouse cables through the computer chassis lock.  
Figure 3-46 Threading the Keyboard and Mouse Cables  
6. Screw the lock to the chassis in the thumbscrew hole using the screw provided.  
Figure 3-47 Attaching the Lock to the Chassis  
78 Chapter 3 Small Form Factor (SFF) Hardware Upgrades  
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7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage the  
lock. Use the key provided to disengage the lock.  
Figure 3-48 Engaging the Lock  
8. When complete, all devices in your workstation will be secured.  
Figure 3-49 Secured Workstation  
Installing a Security Lock 79  
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Front Bezel Security  
The front bezel can be locked in place by installing a security screw provided by HP. To install the  
security screw:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. If the computer is on a stand, remove the computer from the stand.  
6. Remove the access panel and front bezel.  
7. Remove one of the five silver 6-32 standard screws located on the front of the chassis behind  
the bezel.  
Figure 3-50 Retrieving the Front Bezel Security Screw  
8. Replace the front bezel.  
80 Chapter 3 Small Form Factor (SFF) Hardware Upgrades  
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9. Install the security screw next to the middle front bezel release tab to secure the front bezel in  
place.  
Figure 3-51 Installing the Front Bezel Security Screw  
10. Replace the access panel.  
11. If the computer was on a stand, replace the stand.  
12. Reconnect the power cord and turn on the computer.  
13. Lock any security devices that were disengaged when the access panel was removed.  
Installing a Security Lock 81  
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A Battery Replacement  
The battery that comes with the computer provides power to the real-time clock. When replacing the  
battery, use a battery equivalent to the battery originally installed in the computer. The computer  
comes with a 3-volt lithium coin cell battery.  
WARNING! The computer contains an internal lithium manganese dioxide battery. There is a risk of  
fire and burns if the battery is not handled properly. To reduce the risk of personal injury:  
Do not attempt to recharge the battery.  
Do not expose to temperatures higher than 60°C (140ºF).  
Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water.  
Replace the battery only with the HP spare designated for this product.  
CAUTION: Before replacing the battery, it is important to back up the computer CMOS settings.  
When the battery is removed or replaced, the CMOS settings will be cleared.  
Static electricity can damage the electronic components of the computer or optional equipment.  
Before beginning these procedures, ensure that you are discharged of static electricity by briefly  
touching a grounded metal object.  
NOTE: The lifetime of the lithium battery can be extended by plugging the computer into a live AC  
wall socket. The lithium battery is only used when the computer is NOT connected to AC power.  
HP encourages customers to recycle used electronic hardware, HP original print cartridges, and  
rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Remove the computer access panel.  
6. Locate the battery and battery holder on the system board.  
NOTE: On some computer models, it may be necessary to remove an internal component to  
gain access to the battery.  
82 Appendix A Battery Replacement  
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7. Depending on the type of battery holder on the system board, complete the following instructions  
to replace the battery.  
Type 1  
a. Lift the battery out of its holder.  
Figure A-1 Removing a Coin Cell Battery (Type 1)  
b. Slide the replacement battery into position, positive side up. The battery holder  
automatically secures the battery in the proper position.  
Type 2  
a. To release the battery from its holder, squeeze the metal clamp that extends above one  
edge of the battery. When the battery pops up, lift it out (1).  
b. To insert the new battery, slide one edge of the replacement battery under the holder’s lip  
with the positive side up. Push the other edge down until the clamp snaps over the other  
edge of the battery (2).  
Figure A-2 Removing and Replacing a Coin Cell Battery (Type 2)  
Type 3  
a. Pull back on the clip (1) that is holding the battery in place, and remove the battery (2).  
83  
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b. Insert the new battery and position the clip back into place.  
Figure A-3 Removing a Coin Cell Battery (Type 3)  
NOTE: After the battery has been replaced, use the following steps to complete this procedure.  
8. Replace the computer access panel.  
9. Plug in the computer and turn on power to the computer.  
10. Reset the date and time, your passwords, and any special system setups using Computer  
Setup.  
11. Lock any security devices that were disengaged when the computer access panel was removed.  
84 Appendix A Battery Replacement  
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B Removing and Replacing a Removable  
3.5-inch SATA Hard Drive  
Some models are equipped with a Removable SATA Hard Drive Enclosure in the 5.25-inch internal  
drive bay. The hard drive is housed in a carrier that can be quickly and easily removed from the drive  
bay. To remove and replace a drive in the carrier:  
NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so  
that you can transfer the data to the new hard drive.  
1. Unlock the hard drive carrier with the key provided and slide the carrier out of the enclosure.  
2. Remove the screw from the rear of the carrier (1) and slide the top cover off the carrier (2).  
Figure B-1 Removing the Carrier Cover  
85  
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3. Remove the adhesive strip that secures the thermal sensor to the top of the hard drive (1) and  
move the thermal sensor away from the carrier (2).  
Figure B-2 Removing the Thermal Sensor  
4. Remove the four screws from the bottom of the hard drive carrier.  
Figure B-3 Removing the Security Screws  
86 Appendix B Removing and Replacing a Removable 3.5-inch SATA Hard Drive  
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5. Slide the hard drive back to disconnect it from the carrier then lift it up and out of the carrier.  
Figure B-4 Removing the Hard Drive  
6. Place the new hard drive in the carrier then slide the hard drive back so that it seats in the SATA  
connector on the carrier's circuit board. Be sure the connector on the hard drive is pressed all  
the way into the connector on the carrier's circuit board.  
Figure B-5 Replacing the Hard Drive  
87  
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7. Replace the four screws in the bottom of the carrier to hold the drive securely in place.  
Figure B-6 Replacing the Security Screws  
8. Place the thermal sensor on top of the hard drive in a position that does not cover the label (1)  
and attach the thermal sensor to the top of the hard drive with the adhesive strip (2).  
Figure B-7 Replacing the Thermal Sensor  
88 Appendix B Removing and Replacing a Removable 3.5-inch SATA Hard Drive  
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9. Slide the cover on the carrier (1) and replace the screw on the rear of the carrier to secure the  
cover in place (2).  
Figure B-8 Replacing the Carrier Cover  
10. Slide the hard drive carrier into the enclosure on the computer and lock it with the key provided.  
NOTE: The carrier must be locked for power to be supplied to the hard drive.  
89  
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C Unlocking the Smart Cover Lock  
NOTE: The Smart Cover Lock is an optional feature included on some models only.  
The Smart Cover Lock is a software-controllable cover lock, controlled by the setup password. This  
lock prevents unauthorized access to the internal components. The computer ships with the  
Smart Cover Lock in the unlocked position. For more information about locking the Smart Cover Lock,  
refer to the Desktop Management Guide.  
Smart Cover FailSafe Key  
If you enable the Smart Cover Lock and cannot enter your password to disable the lock, you will need  
a Smart Cover FailSafe Key to open the computer cover. You will need the key to access the internal  
computer components in any of the following circumstances:  
Power outage  
Startup failure  
PC component (for example, processor or power supply) failure  
Forgotten password  
NOTE: The Smart Cover FailSafe Key is a specialized tool available from HP. Be prepared; order  
this key before you need it.  
To obtain a FailSafe Key:  
Contact an authorized HP reseller or service provider. Order PN 166527-001 for the wrench-  
style key or PN 166527-002 for the screwdriver bit key.  
Refer to the HP Web site (http://www.hp.com) for ordering information.  
Call the appropriate number listed in the warranty or in the Support Telephone Numbers guide.  
Using the Smart Cover FailSafe Key to Remove the Smart  
Cover Lock  
To open the access panel with the Smart Cover Lock engaged:  
1. Remove/disengage any security devices that prohibit opening the computer.  
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.  
3. Turn off the computer properly through the operating system, then turn off any external devices.  
90 Appendix C Unlocking the Smart Cover Lock  
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4. Disconnect the power cord from the power outlet and disconnect any external devices.  
CAUTION: Regardless of the power-on state, voltage is always present on the system board  
as long as the system is plugged into an active AC outlet. You must disconnect the power cord  
to avoid damage to the internal components of the computer.  
5. Use the Smart Cover FailSafe Key to remove the two tamper-proof screws that secure the Smart  
Cover Lock to the chassis.  
Figure C-1 Removing the Smart Cover Lock Screws from the Microtower  
Figure C-2 Removing the Smart Cover Lock Screws from the Small Form Factor  
You can now remove the access panel.  
To reattach the Smart Cover Lock, secure the lock in place with the tamper-proof screws.  
Using the Smart Cover FailSafe Key to Remove the Smart Cover Lock 91  
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D Electrostatic Discharge  
A discharge of static electricity from a finger or other conductor may damage system boards or other  
static-sensitive devices. This type of damage may reduce the life expectancy of the device.  
Preventing Electrostatic Damage  
To prevent electrostatic damage, observe the following precautions:  
Avoid hand contact by transporting and storing products in static-safe containers.  
Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations.  
Place parts on a grounded surface before removing them from their containers.  
Avoid touching pins, leads, or circuitry.  
Always be properly grounded when touching a static-sensitive component or assembly.  
Grounding Methods  
There are several methods for grounding. Use one or more of the following methods when handling  
or installing electrostatic-sensitive parts:  
Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis.  
Wrist straps are flexible straps with a minimum of 1 megohm +/- 10 percent resistance in the  
ground cords. To provide proper ground, wear the strap snug against the skin.  
Use heelstraps, toestraps, or bootstraps at standing workstations. Wear the straps on both feet  
when standing on conductive floors or dissipating floor mats.  
Use conductive field service tools.  
Use a portable field service kit with a folding static-dissipating work mat.  
If you do not have any of the suggested equipment for proper grounding, contact an HP authorized  
dealer, reseller, or service provider.  
NOTE: For more information on static electricity, contact an HP authorized dealer, reseller, or  
service provider.  
92 Appendix D Electrostatic Discharge  
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E Computer Operating Guidelines,  
Routine Care and Shipping Preparation  
Computer Operating Guidelines and Routine Care  
Follow these guidelines to properly set up and care for the computer and monitor:  
Keep the computer away from excessive moisture, direct sunlight, and extremes of heat and  
cold.  
Operate the computer on a sturdy, level surface. Leave a 10.2-cm (4-inch) clearance on all  
vented sides of the computer and above the monitor to permit the required airflow.  
Never restrict the airflow into the computer by blocking any vents or air intakes. Do not place the  
keyboard, with the keyboard feet down, directly against the front of the desktop unit as this also  
restricts airflow.  
Never operate the computer with the access panel or any of the expansion card slot covers  
removed.  
Do not stack computers on top of each other or place computers so near each other that they  
are subject to each other’s re-circulated or preheated air.  
If the computer is to be operated within a separate enclosure, intake and exhaust ventilation  
must be provided on the enclosure, and the same operating guidelines listed above will still  
apply.  
Keep liquids away from the computer and keyboard.  
Never cover the ventilation slots on the monitor with any type of material.  
Install or enable power management functions of the operating system or other software,  
including sleep states.  
Turn off the computer before you do either of the following:  
Wipe the exterior of the computer with a soft, damp cloth as needed. Using cleaning  
products may discolor or damage the finish.  
Occasionally clean the air vents on all vented sides of the computer. Lint, dust, and other  
foreign matter can block the vents and limit the airflow.  
Computer Operating Guidelines and Routine Care 93  
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Optical Drive Precautions  
Be sure to observe the following guidelines while operating or cleaning the optical drive.  
Operation  
Do not move the drive during operation. This may cause it to malfunction during reading.  
Avoid exposing the drive to sudden changes in temperature, as condensation may form inside  
the unit. If the temperature suddenly changes while the drive is on, wait at least one hour before  
you turn off the power. If you operate the unit immediately, it may malfunction while reading.  
Avoid placing the drive in a location that is subject to high humidity, extreme temperatures,  
mechanical vibration, or direct sunlight.  
Cleaning  
Clean the panel and controls with a soft, dry cloth or a soft cloth lightly moistened with a mild  
detergent solution. Never spray cleaning fluids directly on the unit.  
Avoid using any type of solvent, such as alcohol or benzene, which may damage the finish.  
Safety  
If any object or liquid falls into the drive, immediately unplug the computer and have it checked by an  
authorized HP service provider.  
Shipping Preparation  
Follow these suggestions when preparing to ship the computer:  
1. Back up the hard drive files on PD discs, tape cartridges, CDs, or USB flash drives. Be sure that  
the backup media is not exposed to electrical or magnetic impulses while stored or in transit.  
NOTE: The hard drive locks automatically when the system power is turned off.  
2. Remove and store all removable media.  
3. Turn off the computer and external devices.  
4. Disconnect the power cord from the electrical outlet, then from the computer.  
5. Disconnect the system components and external devices from their power sources, then from  
the computer.  
NOTE: Ensure that all boards are seated properly and secured in the board slots before  
shipping the computer.  
6. Pack the system components and external devices in their original packing boxes or similar  
packaging with sufficient packing material to protect them.  
94 Appendix E Computer Operating Guidelines, Routine Care and Shipping Preparation  
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Index  
A
SFF replacement 48  
SFF security 80  
front panel components  
MT padlock 37  
access panel  
SFF cable lock 37, 75  
SFF front bezel 80  
SFF HP Business PC Security  
Lock 76  
SFF padlock 75  
Smart Cover Lock 90  
locking and unlocking 90  
MT removal 12  
MT replacement 13  
SFF removal 45  
SFF replacement 46  
MT  
SFF  
G
guide screws  
B
MT location 25  
SFF location 60  
M
battery replacement 82  
media card reader  
features  
C
H
MT installation 29  
MT removal 27  
SFF installation 69  
SFF removal 67  
computer operating guidelines 93 hard drive  
MT installation 33  
D
DIMMs. See memory  
drives  
MT removal 32  
SFF installation 71  
SFF removal 71  
memory  
MT installation 17  
MT cable connections 25  
MT installation 25  
MT locations 24  
SFF cable connections 60  
SFF installation 60  
SFF locations 59  
MT socket population 17  
MT specifications 17  
SFF installation 51  
SFF socket population 51  
SFF specifications 51  
I
installation guidelines 11, 44  
installing  
battery 82  
MT drive cables 25  
MT expansion card 20  
MT hard drive 33  
MT media card reader 29  
MT memory 17  
MT optical drive 29  
SFF drive cables 60  
SFF expansion card 55  
SFF hard drive 71  
SFF media card reader 69  
SFF memory 51  
O
E
optical drive  
cleaning 94  
electrostatic discharge, preventing  
damage 92  
expansion card  
MT installation 20  
MT removal 20  
SFF installation 55  
SFF removal 55  
expansion slot cover  
MT removal 21  
SFF removal 56  
MT installation 29  
MT removal 27  
precautions 94  
SFF installation 64  
SFF removal 62  
P
SFF optical drive 64  
product ID locations  
K
R
F
keyboard  
rear panel components  
FailSafe Key 90  
front bezel  
components  
Windows Logo key  
MT  
SFF  
MT blank removal 14  
MT removal 14  
MT replacement 15  
MT security 42  
SFF blank removal 47  
SFF removal 47  
removing  
L
battery 82  
MT bezel blanks 14  
MT computer access panel 12  
MT expansion card 20  
MT expansion slot cover 21  
locks  
MT front bezel 42  
MT HP Business PC Security  
Lock 38  
Index 95  
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MT front bezel 14  
MT hard drive 32  
MT media card reader 27  
MT optical drive 27  
SFF bezel blanks 47  
SFF computer access panel  
SFF expansion card 55  
SFF expansion slot cover 56  
SFF front bezel 47  
SFF hard drive 71  
SFF media card reader 67  
SFF optical drive 62  
Smart Cover Lock 90  
S
security  
MT front bezel 42  
MT HP Business PC Security  
Lock 38  
MT padlock 37  
SFF cable lock 37, 75  
SFF front bezel 80  
SFF HP Business PC Security  
Lock 76  
SFF padlock 75  
Smart Cover Lock 90  
serial number locations  
shipping preparation 94  
Smart Cover Lock 90  
specifications  
MT memory 17  
SFF memory 51  
system board connections  
SFF 50  
T
tower conversion  
SFF 49  
U
unlocking access panel 90  
V
ventilation guidelines 93  
W
Windows Logo key  
96 Index  
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