Asus AT5IONT I User Manual

AT5IONT-I DELUXE  
AT5IONT-I  
Contents  
iii  
Contents  
iv  
Notices  
Federal Communications Commission Statement  
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two  
conditions:  
This device may not cause harmful interference, and  
This device must accept any interference received including interference that may cause  
undesired operation.  
This equipment has been tested and found to comply with the limits for a Class B digital  
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide  
reasonable protection against harmful interference in a residential installation. This  
equipment generates, uses and can radiate radio frequency energy and, if not installed  
and used in accordance with manufacturer’s instructions, may cause harmful interference  
to radio communications. However, there is no guarantee that interference will not occur  
in a particular installation. If this equipment does cause harmful interference to radio or  
television reception, which can be determined by turning the equipment off and on, the user  
is encouraged to try to correct the interference by one or more of the following measures:  
Reorient or relocate the receiving antenna.  
Increase the separation between the equipment and receiver.  
Connect the equipment to an outlet on a circuit different from that to which the receiver is  
connected.  
Consult the dealer or an experienced radio/TV technician for help.  
The use of shielded cables for connection of the monitor to the graphics card is required  
to assure compliance with FCC regulations. Changes or modifications to this unit not  
expressly approved by the party responsible for compliance could void the user’s authority  
to operate this equipment.  
Canadian Department of Communications Statement  
This digital apparatus does not exceed the Class B limits for radio noise emissions from  
digital apparatus set out in the Radio Interference Regulations of the Canadian Department  
of Communications.  
This class B digital apparatus complies with Canadian ICES-003.  
REACH  
Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of  
Chemicals) regulatory framework, we published the chemical substances in our products at  
DO NOT throw the motherboard in municipal waste. This product has been designed to  
enable proper reuse of parts and recycling. This symbol of the crossed out wheeled bin  
indicates that the product (electrical and electronic equipment) should not be placed in  
municipal waste. Check local regulations for disposal of electronic products.  
DO NOT throw the mercury-containing button cell battery in municipal waste. This symbol  
of the crossed out wheeled bin indicates that the battery should not be placed in municipal  
waste.  
v
 
Safety information  
Electrical safety  
To prevent electric shock hazard, disconnect the power cable from the electric outlet  
before relocating the system.  
When adding or removing devices to or from the system, ensure that the power cables  
for the devices are unplugged before the signal cables are connected. If possible,  
disconnect all power cables from the existing system before you add a device.  
Before connecting or removing signal cables from the motherboard, ensure that all  
power cables are unplugged.  
Seek professional assistance before using an adapter or extension cord. These devices  
could interrupt the grounding circuit.  
Ensure that your power supply is set to the correct voltage in your area. If you are not  
sure about the voltage of the electrical outlet you are using, contact your local power  
company.  
If the power supply is broken, do not try to fix it by yourself. Contact a qualified service  
technician or your retailer.  
Operation safety  
Before installing the motherboard and adding devices on it, carefully read all the manuals  
that came with the package.  
Before using the product, ensure that all cables are correctly connected and the power  
cables are not damaged. If you detect any damage, contact your dealer immediately.  
To avoid short circuits, keep paper clips, screws, and staples away from connectors,  
slots, sockets and circuitry.  
Avoid dust, humidity, and temperature extremes. Do not place the product in any area  
where it may become wet.  
Place the product on a stable surface.  
If you encounter technical problems with the product, contact a qualified service  
technician or your retailer.  
About this guide  
This user guide contains the information you need when installing and configuring the  
motherboard.  
How this guide is organized  
This guide contains the following parts:  
Chapter 1: Product introduction  
This chapter describes the features of the motherboard and the new technology it  
supports.  
Chapter 2: BIOS information  
This chapter tells how to change system settings through the BIOS Setup menus.  
Detailed descriptions of the BIOS parameters are also provided.  
vi  
 
Conventions used in this guide  
To ensure that you perform certain tasks properly, take note of the following symbols used  
throughout this manual.  
DANGER/WARNING: Information to prevent injury to yourself when trying to  
complete a task.  
CAUTION: Information to prevent damage to the components when trying to  
complete a task.  
IMPORTANT: Instructions that you MUST follow to complete a task.  
NOTE: Tips and additional information to help you complete a task.  
Where to find more information  
Refer to the following sources for additional information and for product and software  
updates.  
1.  
ASUS websites  
The ASUS website provides updated information on ASUS hardware and software  
products. Refer to the ASUS contact information.  
2.  
Optional documentation  
Your product package may include optional documentation, such as warranty flyers,  
that may have been added by your dealer. These documents are not part of the  
standard package.  
Typography  
Bold text  
Italics  
Indicates a menu or an item to select.  
Used to emphasize a word or a phrase.  
<Key>  
Keys enclosed in the less-than and greater-than sign means  
that you must press the enclosed key.  
Example: <Enter> means that you must press the Enter or  
Return key.  
<Key1>+<Key2>+<Key3>  
If you must press two or more keys simultaneously, the key  
names are linked with a plus sign (+).  
Example: <Ctrl>+<Alt>+<D>  
vii  
AT5IONT-I Series specifications summary  
CPU  
Integrated Dual-Core Intel® Atom™ D525 processor  
Intel® NM10  
Chipset  
Memory  
Single channel memory architecture  
-
2 x SO-DIMM sockets support maximum 4GB unbuffered  
non-ECC 800 MHz DDR3 memory modules  
*
QVL (Qualified Vendors Lists).  
** When you install a total memory of 4GB capacity or more,  
the operating system may only recognize less than 3GB. We  
recommend a maximum of 3GB system memory.  
Graphics  
NVIDIA® next generation ION™ graphics processor  
Supports CUDA technology  
Supports DVI with max. resolution up to 1920 x 1200 x  
32 Bpp @60Hz  
Supports HDMI with max. resolution up to 1920 x 1080 x  
32 Bpp @60Hz  
Dual display output supports: DVI&HDMI  
Dedicated video memory: 512MB  
Expansion slot  
Storage  
1 x PCIe x4 slot (@ x1 speed, with latch)  
2 x Serial ATA 3Gb/s ports support AHCI Mode  
Audio  
ALC887 (6+2)-channel High Definition Audio CODEC  
Supports DTS Surround Sensation Ultra-PC  
*
Use a chassis with HD audio module in the front panel to  
support an 8-channel audio output.  
LAN  
USB  
PCIe Gigabit LAN controller  
2 x USB 3.0 ports (blue, at back panel)  
4 x USB 2.0 ports (2 ports at mid-board, 2 ports at back panel)  
ASUS special features ASUS CrashFree BIOS 3  
ASUS EZ Flash 2  
ASUS MyLogo 2™  
ASUS AI NET 2  
ASUS Express Gate  
Home Theater Gate  
Stack Cool 3+  
(continued on the next page)  
viii  
 
AT5IONT-I Series specifications summary  
Rear panel ports  
1 x PS/2 Keyboard port  
1 x PS/2 Mouse port  
1 x Optical S/PDIF out port  
1 x DVI-D port  
1 x HDMI port  
1 x eSATA port  
1 x LAN (RJ-45) port  
2 x USB 2.0/1.1 ports  
2 x USB 3.0/2.0 ports  
3 x Audio jacks  
1 x DC port*  
1 x WiFi antenna port*  
1 x Bluetooth adapter*  
* For AT5IONT-I DELUXE only  
Internal connectors  
1 x USB 2.0/1.1 connector supports additional 2 USB 2.0/1.1  
ports  
1 x CPU fan connector  
1 x Chassis fan connector  
1 x Power fan connector  
2 x Serial ATA connectors  
1 x SATA power connector*  
1 x System panel connector  
1 x Front panel audio connector  
1 x Internal speaker connector  
1 x 24-pin EATX power connector**  
* For AT5IONT-I DELUXE only  
** For AT5IONT-I only  
BIOS features  
Accessories  
8 Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0,  
SMBIOS 2.5  
2 x Serial ATA cables  
1 x I/O shield  
1 x User Manual  
1 x SATA Power cable*  
1 x Remote Controller*  
1 x Receiver*  
1 x 90W DC adapter*  
1 x Power cord*  
* For AT5IONT-I DELUXE only  
Support DVD contents  
Form Factor  
Drivers  
ASUS PC Probe II  
ASUS Update  
Anti-virus software (OEM version)  
Mini ITX form factor: 6.75 in x 6.75 in (17.1cm x 17.1cm)  
*Specifications are subject to change without notice.  
ix  
Chapter 1  
Product introduction  
Thank you for buying an ASUS® AT5IONT-I Series motherboard!  
Before you start installing the motherboard, and hardware devices on it, check the items in  
your motherboard package. Refer to page ix for the list of accessories.  
AT5IONT-I Series motherboards include AT5IONT-I and AT5IONT-I DELUXE two  
models. The package contents vary from models.  
If any of the items is damaged or missing, contact your retailer.  
1.1  
Before you proceed  
Take note of the following precautions before you install motherboard components or change  
any motherboard settings.  
Unplug the power cord from the wall socket before touching any component.  
Before handling components, use a grounded wrist strap or touch a safely grounded  
object or a metal object, such as the power supply case, to avoid damaging them due to  
static electricity.  
Hold components by the edges to avoid touching the ICs on them.  
Whenever you uninstall any component, place it on a grounded antistatic pad or in the  
bag that came with the component.  
Before you install or remove any component, ensure that the ATX power supply is  
switched off or the power cord is detached from the power supply. Failure to do so may  
cause severe damage to the motherboard, peripherals, or components.  
Onboard LED  
The motherboard comes with a standby power LED that lights up to indicate that the system  
is ON, in sleep mode, or in soft-off mode. This is a reminder that you must shut down  
the system and unplug the power cable before removing or plugging in any motherboard  
component. The illustration below shows the location of the onboard LED.  
SB_PWR  
ON  
OFF  
AT5IONT-I DELUXE  
Standby Power Powered Off  
AT5IONT-I DELUXE Onboard LED  
1-1  
Chapter 1: Product introduction  
 
1.2  
Motherboard overview  
1.2.1  
Motherboard layout  
ASUS AT5IONT-I Series motherboards include AT5IONT-I and AT5IONT-I DELUXE two  
models. The layout varies with models. The layout illustrations in this user guide are for  
AT5IONT-I DELUXE only.  
Ensure that you install the motherboard into the chassis in the correct orientation. The edge  
with external ports goes to the rear part of the chassis.  
1
2
3
17.1cm(6.75in)  
DC_PWR/  
WiFi  
antenna  
KBMS  
3
PS2_USBPW1-4  
Place this side towards  
the rear of the chassis.  
4
5
Super  
I/O  
NVIDIA®  
ION2010  
Intel®  
Atom D525  
JMB  
360  
Intel®  
NM10  
ESATA  
_USB34  
_BT  
RTL  
8112  
6
7
ICS  
9LRS954  
LAN1_USB3.0_12  
NEC  
USB3.0  
SATA1  
SATA2  
P17C9X20  
8
AUDIO  
ALC  
887  
8Mb  
BIOS  
AAFP  
PCIEX4_1  
AT5IONT-I DELUXE  
11 10  
SB_PWR  
13 12  
9
Place four screws into the holes indicated by circles to secure the motherboard to the  
chassis. DO NOT overtighten the screws! Doing so can damage the motherboard.  
ASUS AT5IONT-I Series  
1-2  
 
1.2.2  
Layout contents  
Connectors/Jumpers/LED  
Page  
Connectors/Jumpers/LED  
Page  
Keyboard/mouse power and USB device  
wake-up (3-pin PS2_USBPW1-4)  
1.  
1-7  
8.  
9.  
Clear RTC RAM (3-pin CLRTC)  
1-6  
2. Atom D525 processor  
1-3  
Internal speaker connector (4-pin SPEAKER) 1-12  
CPU, power, and chassis fan connectors (3-pin  
CPU_FAN, 3-pin PWR_FAN, 3-pin CHA_FAN)  
3.  
1-11  
10. Serial ATA connectors (7-pin SATA1/2)  
1-10  
4. DDR3 SO-DIMM slots  
1-3  
11. USB connector (10-1 pin USB56)  
12. Standby power LED (SB_PWR)  
1-11  
1-1  
5. USB device wake-up (3-pin USBPW56)  
6. SATA power connector (4-pin SATA_PWR1)  
7. System panel connector (10-1 pin F_PANEL)  
1-7  
1-13  
1-13  
13. Front panel audio connector (10-1 pin AAFP) 1-12  
1.3  
Central Processing Unit (CPU)  
The motherboard comes with an onboard Dual-Core Intel® Atom™ D525 processor and a  
specially designed CPU heatsink.  
D525  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE CPU - Atom D525  
1.4  
System memory  
1.4.1  
Overview  
This motherboard comes with two Double Data Rate 3 (DDR3) Small Outline Dual Inline  
Memory Modules (SO-DIMM) sockets. The figure illustrates the location of the DDR3 DIMM  
sockets:  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE 204-pin DDR3 SO-DIMM sockets  
1-3  
Chapter 1: Product introduction  
 
1.4.2  
Memory configurations  
You may install 512MB, 1GB, and 2GB unbuffered non-ECC DDR3 SO-DIMMs into the DIMM  
sockets.  
Always install DIMMs with the same CAS latency. For optimum compatibility, it is  
recommended that you obtain memory modules from the same vendor.  
Due to the CPU limitation, when you install 4GB or more memory on the motherboard,  
the actual usable memory for the OS can be about 3GB or less. For effective use of  
memory, we recommend that you do use a maximum of 3GB system memory.  
This motherboard does not support DIMMs made up of 256 megabits (Mb) chips or less.  
AT5IONT-I Series Motherboard Qualified Vendors Lists (QVL)  
DDR3-1067 MHz capability  
DIMM socket  
support (Optional)  
SS/  
DS  
Chip  
Brand  
Vendors  
Part No.  
Size  
Chip NO.  
Timing Voltage  
1 DIMM  
2 DIMM  
APACER  
HYNIX  
AS01GFA06C7NBGC  
HMT112S6BFR6C-G7  
KVR1066D3S7/1G  
KVR1066D3S7/1G  
M471B2873EH1-CF8  
JM1066KSU-1G  
1GB  
1GB  
1GB  
1GB  
1GB  
1GB  
DS  
DS  
DS  
DS  
DS  
DS  
DS  
DS  
DS  
DS  
APACER  
HYNIX  
KTC  
AM5D5808DEHSBG  
H5TQ1G63BFR  
7
-
-
-
KINGSTON  
KINGSTON  
SAMSUNG  
Transcend  
ADATA  
D1288JPPDPGD9U  
J1108BDBG-DJ-F  
7
7
-
1.5V  
ELPIDA  
1.5V  
SAMSUNG K4B1G0846E  
-
-
-
-
-
-
Transcend  
Hynix  
TK243PDF3  
7
7
-
DDR3 1066(7) SO-DIMM 1GB  
H5TQ1G83AFP H9C  
N2CB1616AP-BE  
IDSH1G-04A1F1C-10F  
Elixir  
M2S1G64CBH8A4P-BE  
1GB DIMM PC3-8500  
1GB DIMM PC3-8500  
1GB  
1GB  
1GB  
Elixir  
KINGTIGER  
KINGTIGER  
QIMONDA  
-
SAMSUNG K4B1G16460-HCF8  
-
DDR3-1333 MHz capability  
DIMM socket  
support (Optional)  
Chip  
Brand  
Vendors  
Part No.  
Size  
SS/DS  
Chip NO.  
Timing  
Voltage  
1 DIMM  
2 DIMM  
APACER  
HYNIX  
AS01GFA33C9NBGC  
HMT112S6TFR8C-H9  
HMT325S6BFR8C-H9  
1GB  
1GB  
2GB  
DS  
DS  
DS  
DS  
DS  
DS  
APACER  
HYNIX  
HYNIX  
KTC  
AM5D5808AEWSBG  
H5TQ1G83TFR  
9
-
-
-
HYNIX  
H5TQ2G83BFR  
-
-
KINGSTON ASU 1333D3S9SR8/1G 1GB  
D1288JELDPGD9U  
J1108BDBG-DJ-F  
J1108BDBG-DJ-F  
-
-
KINGSTON KVR1333D3S9/1G  
ASINT SSY3128MB-EDJED  
1GB  
1GB  
ELPIDA  
ELPIDA  
9
-
1.5V  
-
DDR3 1333MHz and DDR3 1067MHz memory modules run at 800MHz on AT5IONT-I  
Series motherboards.  
ASUS AT5IONT-I Series  
1-4  
 
1.5  
Expansion slot  
In the future, you may need to install an expansion card. The following sub-sections describe  
the slot and the expansion cards that it supports.  
Unplug the power cord before adding or removing expansion cards. Failure to do so may  
cause you physical injury and damage motherboard components.  
1.5.1  
Installing an expansion card  
To install an expansion card:  
1.  
Before installing the expansion card, read the documentation that came with it and  
make the necessary hardware settings for the card.  
2.  
3.  
Remove the system unit cover (if your motherboard is already installed in a chassis).  
Remove the bracket opposite the slot that you intend to use. Keep the screw for later  
use.  
4.  
Align the card connector with the slot and press firmly until the card is completely  
seated on the slot.  
5.  
6.  
Secure the card to the chassis with the screw you removed earlier.  
Replace the system cover.  
1.5.2  
Configuring an expansion card  
After installing the expansion card, configure it by adjusting the software settings.  
1.  
Turn on the system and change the necessary BIOS settings, if any. See Chapter 2 for  
information on BIOS setup.  
2.  
3.  
Assign an IRQ to the card.  
Install the software drivers for the expansion card.  
1.5.3  
PCI Express x4 slot (@ x1 speed, with latch)  
This motherboard supports PCI Express x4 network cards, SCSI cards and other cards that  
comply with the PCI Express specifications.  
1-5  
Chapter 1: Product introduction  
 
1.6  
Jumpers  
1.  
Clear RTC RAM (3-pin CLRTC)  
This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can  
clear the CMOS memory of date, time, and system setup parameters by erasing  
the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in  
CMOS, which include system setup information such as system passwords.  
CLRTC  
Normal  
Clear RTC  
AT5IONT-I DELUXE  
(Default)  
AT5IONT-I DELUXE Clear RTC RAM  
To erase the RTC RAM:  
1. Turn OFF the computer and unplug the power cord.  
2. Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3  
for about 5-10 seconds, then move the cap back to pins 1-2.  
3. Plug the power cord and turn ON the computer.  
4. Hold down the <Del> key during the boot process and enter BIOS setup to re-enter  
data.  
Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default  
position. Removing the cap will cause system boot failure!  
If the steps above do not help, remove the onboard battery and move the jumper again to  
clear the CMOS RTC RAM data. After clearing the CMOS, reinstall the battery.  
ASUS AT5IONT-I Series  
1-6  
 
2.  
Keyboard/mouse power and USB device wake-up (3-pin PS2_USBPW1-4)  
This jumper allows you to enable or disable the keyboard/mouse and USB port 1-4  
wake-up feature. When you set this jumper to pins 2-3 (+5VSB), you can wake up  
the computer by pressing a key on the keyboard, clicking the mouse or using a USB  
device. This feature requires an ATX power supply that can supply at least 1A on the  
+5VSB lead, and a corresponding setting in the BIOS. The USBPW1-4 jumper is for  
the rear USB ports.  
PS2_USBPW1-4  
1
2
2
3
+5VSB  
+5V  
(Default)  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE PS2 Keyboard/Mouse power setting  
and USB device wake-up  
The total current consumed must NOT exceed the power supply capability (+5VSB)  
whether under normal condition or in sleep mode.  
3.  
USB device wake-up (3-pin USBPW56)  
Set this jumper to +5V to wake up the computer from S1 sleep mode (CPU stopped,  
DRAM refreshed, system running in low power mode) using the connected USB  
devices. Set to +5VSB to wake up from S3 and S4 sleep modes (no power to CPU,  
DRAM in slow refresh, power supply in reduced power mode).  
USBPW56  
+5VSB  
+5V  
(Default)  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE USB Device Wake-up  
The USB device wake-up feature requires a power supply that can provide 500mA on  
the +5VSB lead for each USB port; otherwise, the system would not power up.  
The total current consumed must NOT exceed the power supply capability (+5VSB)  
whether under normal condition or in sleep mode.  
1-7  
Chapter 1: Product introduction  
1.7  
1.7.1  
1
Connectors  
Rear panel connectors  
2
3
6 7  
4
5
15  
14  
12  
10  
8
13  
11  
9
1.  
WLAN antenna port (for AT5IONT-I DELUXE only). This port connects to the WLAN  
antenna.  
2.  
3.  
PS/2 Mouse port (green). This port is for a PS/2 mouse.  
Optical S/PDIF Out port. This port connects to an external audio output device via an  
optical S/PDIF cable.  
4.  
Onboard Bluetooth module (for AT5IONT-I DELUXE only). This onboard Bluetooth  
module allows wireless connection and data transfer between your system and other  
Bluetooth devices.  
Under Windows® 7 OS, to achieve the complete Bluetooth functions, download the latest  
Bluetooth Electrical Specification:  
Bluetooth specification V.2.1 compliant;  
Transmission rate up to 3 Mbps;  
Working distance up to 10 meters;  
Intergrated 32-bit CPU with 32KB data RAM and 256KB program RAM;  
5V single supply voltage.  
Under Windows® XP, if the Bluetooth Driver item is not displayed on the Support DVD’s  
Drivers screen, follow the steps below:  
1. Shut down your computer and switch off the Power Supply Unit (PSU).  
2. Switch on the PSU and boot up your computer.  
3. Open the Support DVD and click ASUS InstAll.  
5.  
LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN)  
through a network hub. Refer to the table below for the LAN port LED indications.  
LAN port LED indications  
SPEED  
LED  
ACT/LINK  
LED  
ACT/LINK LED  
Status  
SPEED LED  
Status  
Description  
No link  
Description  
OFF  
OFF  
10 Mbps connection  
100 Mbps connection  
1 Gbps connection  
ORANGE  
BLINKING  
Linked  
ORANGE  
GREEN  
Data activity  
LAN port  
ASUS AT5IONT-I Series  
1-8  
 
6.  
7.  
8.  
Line In port (light blue). This port connects to the tape, CD, DVD player, or other  
audio sources.  
Line Out port (lime). This port connects to a headphone or a speaker. In the 4, 6, and  
8-channel configurations, the function of this port becomes Front Speaker Out.  
Microphone port (pink). This port connects to a microphone.  
Refer to the audio configuration table below for the function of the audio ports in 2, 4, 6, or  
8-channel configuration.  
Audio 2, 4, 6, or 8-channel configuration  
Port  
Headset 2-channel  
4-channel  
6-channel  
8-channel  
Light Blue (Rear panel)  
Lime (Rear panel)  
Pink (Rear panel)  
Lime (Front panel)  
Line In  
Line Out  
Mic In  
Rear Speaker Out  
Rear Speaker Out  
Rear Speaker Out  
Front Speaker Out  
Bass/Center  
Front Speaker Out Front Speaker Out  
Mic In  
Bass/Center  
Side Speaker Out  
To configure an 8-channel audio output:  
Use a chassis with HD audio module in the front panel to support 8-channel audio output.  
9.  
USB 3.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for  
USB 3.0 devices.  
10. eSATA port. This port connects to an external Serial ATA hard disk drive.  
11. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are for  
USB 2.0 devices.  
12. DVI-D port. This port is for any DVI-D compatible device and is HDCP compliant  
allowing playback of HD DVD, Blu-ray, and other protected content.  
13. HDMI port. This port is for a High-Definition Multimedia Interface (HDMI) connector,  
and is HDCP compliant allowing playback of HD DVD, Blu-Ray, and other protected  
content.  
14. PS/2 Keyboard port (purple). This port is for a PS/2 keyboard.  
15. DC power port (for AT5IONT-I DELUXE only). This port connects to an DC power  
adapter.  
1-9  
Chapter 1: Product introduction  
1.7.2  
Internal connectors  
1.  
Serial ATA connectors (7-pin SATA1, SATA2)  
These connectors are for the Serial ATA signal cables for Serial ATA 3Gb/s hard disk  
drives and optical disk drives. The Serial ATA 3Gb/s is backward compatible with the  
Serial ATA 1.5Gb/s specification. The data transfer rate of the Serial ATA 3Gb/s is faster  
than the standard parallel ATA (133 MB/s).  
SATA1  
SATA2  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE SATA connectors  
Install the Windows® XP Service Pack 2 or later versions before using Serial ATA.  
2.  
ATX power connector (24-pin EATXPWR) (for AT5IONT-I only)  
This connector is for an ATX power supply. The plug from the power supply is designed  
to fit this connector in only one orientation. Find the proper orientation and push down  
firmly until the connector completely fits.  
AT5IONT-I  
AT5IONT-I ATX power connector  
For a fully configured system, we recommend that you use a power supply unit (PSU)  
that complies with ATX 12 V Specification 2.0 (or later version) and provides a minimum  
power of 90 W.  
We recommend that you use a PSU with higher power output when configuring a  
system with more power-consuming devices. The system may become unstable or may  
not boot up if the power is inadequate.  
If you are uncertain about the minimum power supply requirement for your system,  
refer to the Recommended Power Supply Wattage Calculator at http://support.asus.  
com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details.  
ASUS AT5IONT-I Series  
1-10  
 
3.  
USB connector (10-1 pin USB56)  
This connector is for a USB 2.0 port. Connect the USB module cable to this connector,  
then install the module to a slot opening at the back of the system chassis. This USB  
connector complys with USB 2.0 specification that supports up to 480 Mbps connection  
speed.  
USB56  
AT5IONT-I DELUXE  
PIN  
1
AT5IONT-I DELUXE USB2.0 connector  
Never connect a 1394 cable to the USB connector. Doing so will damage the motherboard!  
The USB module cable is purchased separately.  
4.  
CPU, power, and chassis fan connectors (3-pin CPU_FAN, 3-pin PWR_FAN, 3-pin  
CHA_FAN)  
Connect the fan cables to the fan connectors on the motherboard, ensuring that the  
black wire of each cable matches the ground pin of the connector.  
Insufficient air flow inside the system may damage the motherboard components. These  
are not jumpers! Do not place jumper caps on the fan connectors!  
CPU_FAN  
PWR_FAN  
CHA_FAN  
GND  
+12V  
Rotation  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE fan connectors  
1-11  
Chapter 1: Product introduction  
5.  
Front panel audio connector (10-1 pin AAFP)  
This connector is for a chassis-mounted front panel audio I/O module that supports  
either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel  
audio I/O module cable to this connector.  
AAFP  
PIN 1  
PIN 1  
HD-audio-compliant  
pin definition  
Legacy AC’97  
compliant definition  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE Front panel audio connector  
We recommend that you connect a high-definition front panel audio module to this  
connector to avail of the motherboard’s high-definition audio capability.  
If you want to connect a high-definition front panel audio module to this connector, set  
the Front Panel Support Type item in the BIOS setup to [HD Audio]. If you want to  
connect an AC'97 front panel audio module to this connector, set the item to [AC97].  
By default, this connector is set to [HD Audio]. See section 2.4.4 Onboard Devices  
Configuration for details.  
6.  
Internal speaker connector (4-pin SPEAKER)  
The 4-pin connector is for the chassis-mounted system warning speaker. The speaker  
allows you to hear system beeps and warnings.  
SPEAKER  
Speaker Out  
GND  
GND  
+5V  
PIN 1  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE Speaker out connector  
ASUS AT5IONT-I Series  
1-12  
7.  
System panel connector (10-1 pin F_PANEL)  
This connector supports several chassis-mounted functions.  
F_PANEL  
Reset  
Ground  
GND  
PWR  
IDE_LED-  
IDE_LED+  
PLED-  
PLED+  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE System panel connector  
System power LED (2-pin PLED)  
This 2-pin connector is for the system power LED. Connect the chassis power LED  
cable to this connector. The system power LED lights up when you turn on the system  
power, and blinks when the system is in sleep mode.  
Hard disk drive activity LED (2-pin HD_LED)  
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable  
to this connector. The HD LED lights up or flashes when data is read from or written to  
the HDD.  
ATX power button/soft-off button (2-pin PWRBTN)  
This 2-pin connector is for the system power button.  
Reset button (2-pin RESET)  
This 2-pin connector is for the chassis-mounted reset button for system reboot without  
turning off the system power.  
8.  
SATA power connectors (4-pin SATA_PWR1) (for AT5IONT-I DELUXE only)  
This connectors is for SATA power cable. The power cable plug is designed to fit this  
connector in only one orientation. Find the proper orientation and push down firmly until  
the connector completely fit.  
AT5IONT-I DELUXE  
AT5IONT-I DELUXE SATA power connector  
1-13  
Chapter 1: Product introduction  
1.8  
Software support  
1.8.1  
Installing an operating system  
This motherboard supports Windows® XP/Vista/7 Operating Systems (OS). Always install the  
latest OS version and corresponding updates to maximize the features of your hardware.  
Motherboard settings and hardware options vary. Refer to your OS documentation for  
detailed information.  
Ensure that you install Windows® XP Service Pack 3 or later versions / Windows® Vista  
Service Pack 1 or later versions before installing the drivers for better compatibility and  
system stability.  
1.8.2  
Support DVD information  
The Support DVD that comes with the motherboard package contains the drivers, software  
applications, and utilities that you can install to avail all motherboard features.  
The contents of the Support DVD are subject to change at any time without notice. Visit the  
To run the Support DVD  
Place the Support DVD to the optical drive. If Autorun is enabled in your computer, the  
DVD automatically displays the Specials screen which contains the unique feature of ASUS  
motherboard. Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to display their  
respective menus.  
The following screen is for reference only.  
Click an icon to  
display Support DVD/  
motherboard information  
Click an item to install  
If Autorun is NOT enabled in your computer, browse the contents of the Support DVD to  
locate the file ASSETUP.EXE from the BIN folder. Double-click the ASSETUP.EXE to run  
the DVD.  
ASUS AT5IONT-I Series  
1-14  
 
1.8.3  
ASUS VideoSecurity  
ASUS VideoSecurity is a powerful monitoring and motion detection feature that enables users to  
keep an eye on their properties from a remote location via the Internet and a wide range of video  
capturing devices.  
System requirements  
Ensure that you have the following softwares and harwares installed on your computer before  
using the ASUS VideoSecurity.  
Software:  
Microsoft® Windows 2000/XP/Vista/7 with DirectX 9.0a or later versions  
WDM capture driver for your video capture devices  
Internet connection with Microsoft® IE 6 SP1 or later versions  
Microsoft® Media Player 9.0 or later versions  
Hardware:  
Video capture devices, like webcams, CCD, V8, or Hi-8, which support UYVY video format.  
An audio card or chip onboard is necessary if you want to play the warning wave file.  
Launching ASUS VideoSecurity  
1.  
2.  
Install ASUS VideoSecurity from the motherboard support DVD.  
To launch the ASUS VideoSecurity from the Windows® desktop, click Start > All Programs  
> ASUS > ASUS VideoSecurity > ASUS VideoSecurity. The VideoSecurity main screen  
appears.  
ASUS VideoSecurity main screen  
Click to close VodeoSecurity  
Click to minimize the main window  
Click to open the Help file  
Click to open the setup wizard  
Click to check video source  
Click to define the detecting  
region  
Displays working status  
Displays images detected  
Click to delete all image files  
Click to view the image file  
Click to delete the image file  
Click to start/stop detecting  
1-15  
Chapter 1: Product introduction  
 
VideoSecurity Setting screen  
To launch the setting screen, click  
from the main screen.  
Click  
for the main screen to refer to the Help file for details on how to setup  
VideoSecurity.  
ASUS AT5IONT-I Series  
1-16  
1.8.4  
ASUS Home Theater Gate  
The ASUS Home Theater Gate, specially designed for the AT5IONT-I series, allows you  
to easily and quickly launch media applications to enjoy your music and movies. With the  
bundled remote controller, you can launch the ASUS Home Theater Gate and start media  
applications with just one touch.  
Launching Home Theater Gate  
1.  
2.  
Install Home Theater Gate from the motherboard support DVD.  
To launch Home Theater Gate ,click Start > All Programs > ASUS > ASUS Home  
Theater Gate > ASUS Home Theater Gate 1.xx.xx. The Home Theater Gate main  
window appears.  
Home Theater Gate main window  
Click to minimize the Home Theater Gate window. Click the Home Theater  
Gate icon in the Windows® notification area to restore the window  
Click to return to the main window  
Click to return to the previous page  
Click to close the Home  
Theater Gate window  
Click to switch to the full  
screen mode  
View photos  
Playback videos  
Configure the Media Path  
Settings, Internet Radio  
Settings, and Favorite Music  
Create your  
Playback Internet Radio  
music playlists  
The Internet Radio function is included in the bundled trial version software “mediaU Player  
Mercury“. You may use the Top 20, Station Overview, History, Recommendations,  
Station Search, and Recording Schedule functions without registering the software and  
within the evaluation period.  
1-17  
Chapter 1: Product introduction  
 
Internet Radio channel setting  
Long press the channel number and the station information on the currently playing station  
will be saved to that channel number.  
Supported type  
Resolution  
Music  
Normal display under 1024 x 600 – 1920 x 1080  
mp3, midi, wav, wma and cda  
Video  
avi, mp4, mpeg, rmvb, wmv, rm, mov, asf, mpg, vob and dat  
Photo  
bmp, dib, gif, jpg, jpeg, png, tif, tiff  
Windows® Vista™ and Window® 7 operating systems (HDMI and analog out  
only)  
DTS  
Windows® Media Player, PowerDVD 8 (Cyberlink), WinDVD 9 (Corel/  
InterVideo), KMPlayer, Media Player Classic, RealPlayer and Arcsoft  
TotalMedia Theatre 3  
Video player  
Music player  
Windows® Media Player, Winamp, KMPlayer, RealPlayer, iTunes  
aspx?SLanguage=en-us for the latest supported type.  
Due to Window® XP limitation, you have to install the UDF Reader to recognize the  
Blu-ray disc.  
ASUS AT5IONT-I Series  
1-18  
Using the remote controller (for AT5IONT-I DELUXE only)  
Use the remote controller to launch the ASUS Home Theater Gate and start media  
applications.  
Connect the IR receiver to the USB 2.0 port 1 or 2 before using the remote controller.  
Mute  
Power on/off*  
Play/Pause  
Fast forward  
Fast rewind  
Stop  
Previous track  
Next track  
Volume up  
Volume down  
Scroll up  
OK  
Scroll left  
Scroll right  
Scroll down  
Main window  
Previous page  
Switch windows  
Full screen  
Tranquil mode****  
DTS on/off  
Internet Radio**  
Music***  
Launch Home Theater  
Gate/Minimize Home  
Theater Gate window  
*
This button follows the behavior of the system sleep button. Actual behavior of the system  
sleep button can be customized in Windows® Control Panel > Power Options.  
** Set up the Internet radio channel 1 to 7 before using the Internet Radio.  
*** Set the Favorite Music in the Settings or Music mode first.  
**** This motherboard is fanless-designed. The Tranquil mode button is functionless on this  
motherboard.  
1-19  
Chapter 1: Product introduction  
1.8.5  
ASUS @Vibe  
ASUS @Vibe allows you to enjoy online entertainment contents including Radio, Live TV and  
Games, etc.  
The ASUS @Vibe service contents differ for each territory.  
This utility does not work on Windows® 64-bit XP OS.  
Launching ASUS @Vibe  
1.  
2.  
Install ASUS @Vibe from the motherboard support DVD.  
To launch ASUS @Vibe ,click Start > All Programs > ASUS > ASUS VIBE > ASUS  
VIBE.  
ASUS AT5IONT-I Series  
1-20  
 
Chapter 2  
BIOS information  
2.1  
Managing and updating your BIOS  
Save a copy of the original motherboard BIOS file to a USB flash disk in case you need to  
restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update  
utility.  
2.1.1  
ASUS Update utility  
The ASUS Update is a utility that allows you to manage, save, and update the motherboard  
BIOS in Windows® environment.  
ASUS Update requires an Internet connection either through a network or an Internet  
Service Provider (ISP).  
This utility is available in the support DVD that comes with the motherboard package.  
Installing ASUS Update  
To install ASUS Update:  
1.  
2.  
3.  
Place the support DVD in the optical drive. The Drivers menu appears.  
Click the Utilities tab, then click ASUS Update.  
Follow the onscreen instructions to complete the installation.  
Quit all Windows® applications before you update the BIOS using this utility.  
Updating the BIOS  
To update the BIOS:  
1.  
From the Windows® desktop, click Start > Programs > ASUS > ASUSUpdate >  
ASUSUpdate to launch the ASUS Update utility.  
2.  
From the dropdown list, select any of the updating process:  
Updating from the Internet  
a. Select Update BIOS from the Internet, then click Next.  
b. Select the ASUS FTP site nearest you to avoid network traffic, or click Auto  
Select then click Next.  
c. From the FTP site, select the BIOS version that you wish to download then click  
Next.  
ASUS AT5IONT-I Series  
2-1  
 
The ASUS Update utility is capable of updating itself through the Internet. Always update  
the utility to avail all its features.  
Updating from a BIOS file  
a. Select Update BIOS from a file, then click Next.  
b. Locate the BIOS file from the Open window, then click Open.  
Follow the onscreen instructions to complete the updating process.  
3.  
2.1.2  
ASUS EZ Flash 2  
The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based  
utility.  
Before you start using this utility, download the latest BIOS file from the ASUS website at  
To update the BIOS using EZ Flash 2:  
1.  
Insert the USB flash disk that contains the latest BIOS file to the USB port, then launch  
EZ Flash 2 in any of these two ways:  
Press <Alt> + <F2> during POST.  
Enter the BIOS setup program. Go to the Tools menu to select EZ Flash 2 and  
press <Enter> to enable it.  
Press <Tab> to switch between drives until the correct BIOS file is found.  
ASUSTek EZ Flash 2 BIOS ROM Utility V3.44  
FLASH TYPE: WINBOND W25P80  
Current ROM  
Update ROM  
BOARD: Unknown  
VER: Unknown  
BOARD: AT5IONT-I Series  
VER: 0214 (H:01 B:07)  
DATE: 05/19/2010  
DATE: Unknown  
PATH: A:\  
A:  
Note  
[Enter] Select or Load  
[Up/Down/Home/End] Move  
[Tab] Switch  
[B] Backup  
[V] Drive Info  
[ESC] Exit  
2.  
When the correct BIOS file is found, EZ Flash 2 performs the BIOS update process  
and automatically reboots the system when done.  
2-2  
Chapter 2: BIOS information  
 
This function supports USB flash disks with FAT 32/16 format and single partition only.  
DO NOT shut down or reset the system while updating the BIOS to prevent system boot  
failure!  
2.1.3  
ASUS CrashFree BIOS  
The ASUS CrashFree BIOS is an auto recovery tool that allows you to restore the BIOS file  
when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS  
file using the motherboard support DVD or a removable device that contains the updated  
BIOS file.  
Before using this utility, rename the BIOS file in the removable device into  
AT5IONT.ROM (for AT5IONT-I DELUXE) or AT5IONTI.ROM (for AT5IONT-I).  
The BIOS file in the support DVD may not be the latest version. Download the latest  
The removable device that ASUS CrashFree BIOS support vary with motherboard  
models. For motherboards without the floppy connector, prepare a USB flash disk before  
using this utility.  
Recovering the BIOS  
To recover the BIOS:  
1.  
2.  
Turn on the system.  
Insert the support DVD to the optical drive or the removable device that contains the  
BIOS file to the USB port or to the floppy disk drive, if supported.  
3.  
The utility automatically checks the devices for the BIOS file. When found, the utility  
reads the BIOS file and starts flashing the corrupted BIOS file.  
4.  
Turn off the system after the utility completes the updating process and turn on again.  
DO NOT shut down or reset the system while updating the BIOS! Doing so can cause  
system boot failure!  
Ensure to load the BIOS default settings to ensure system compatibility and stability. Select  
the Load Setup Defaults item under the Exit menu. Refer to section 2.8 Exit menu for  
details.  
ASUS AT5IONT-I Series  
2-3  
 
2.2  
BIOS setup program  
Use the BIOS Setup program to update the BIOS or configure its parameters. The BIOS  
screens include navigation keys and brief online help to guide you in using the BIOS Setup  
program.  
Entering BIOS Setup at startup  
To enter BIOS Setup at startup:  
Press <Delete> during the Power-On Self Test (POST). If you do not press <Delete>,  
POST continues with its routines.  
Entering BIOS Setup after POST  
To enter BIOS Setup after POST:  
Press <Ctrl>+<Alt>+<Del> simultaneously.  
Press the reset button on the system chassis.  
Press the power button to turn the system off then back on. Do this option only if you  
failed to enter BIOS Setup using the first two options.  
Using the power button, reset button, or the <Ctrl>+<Alt>+<Del> keys to force reset from  
a running operating system can cause damage to your data or system. We recommend to  
always shut down the system properly from the operating system.  
The default BIOS settings for this motherboard apply for most conditions to ensure  
optimum performance. If the system becomes unstable after changing any BIOS  
settings, load the default settings to ensure system compatibility and stability. Select the  
Load Setups Default item under the Exit Menu. See section 2.8 Exit Menu.  
The BIOS setup screens shown in this section are for reference purposes only, and may  
not exactly match what you see on your screen.  
motherboard.  
2.3  
Main menu  
When you enter the BIOS Setup program, the Main menu screen appears, giving you an  
overview of the basic system information.  
AT5IONT-I DELUXE BIOS Setup  
Power Boot Tools Exit  
Version 0214  
Main  
Advanced  
Use [ENTER], [TAB] or  
[SHIFT-TAB] to select  
a field.  
System Time  
System Date  
[00:31:48]  
[Tue 01/01/2002]  
Use [+] or [-] to  
configure system time.  
SATA 1  
SATA 2  
[Not Detected]  
[Not Detected]  
Storage Configuration  
3rd Party Storage Configuration  
System Information  
Select Screen  
Select Item  
+-  
Change Field  
Tab Select Field  
F1  
General Help  
F10 Save and Exit  
ESC Exit  
v02.58 (C)Copyright 1985-2010, American Megatrends, Inc.  
2-4  
Chapter 2: BIOS information  
 
2.3.1  
System Time [xx:xx:xx]  
Allows you to set the system time.  
2.3.2  
System Date [Day xx/xx/xxxx]  
Allows you to set the system date.  
2.3.3  
SATA 1~2  
While entering Setup, the BIOS automatically detects the presence of SATA devices. There  
is a separate sub-menu for each SATA device. Select a device item then press <Enter> to  
display the SATA device information.  
The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size,  
LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART Monitoring). These  
values are not user-configurable. These items show Not Detected if no Serial ATA device is  
installed in the system.  
Type [Auto]  
Selects the type of SATA drive. Setting to Auto allows automatic selection of the appropriate  
SATA device type. Select CDROM if you are specifically configuring a CD-ROM drive. Select  
ARMD (ATAPI Removable Media Device) if your device is either a ZIP, LS-120, or MO drive.  
Configuration options: [Not Installed] [Auto] [CDROM] [ARMD]  
LBA/Large Mode [Auto]  
Enables or disables the LBA mode. Setting to [Auto] enables the LBA mode if the device  
supports this mode, and if the device was not previously formatted with LBA mode disabled.  
Configuration options: [Disabled] [Auto]  
Block (Multi-sector Transfer) M [Auto]  
Enables or disables data multi-sectors transfers. When set to [Auto], the data transfer from  
and to the device occurs multiple sectors at a time if the device supports multi-sector transfer  
feature. When set to [Disabled], the data transfer from and to the device occurs one sector  
at a time. Configuration options: [Disabled] [Auto]  
PIO Mode [Auto]  
Selects the PIO mode. Configuration options: [Auto] [0] [1] [2] [3] [4]  
DMA Mode [Auto]  
Selects the DMA mode. Configuration options: [Auto]  
SMART Monitoring [Auto]  
Sets the Smart Monitoring, Analysis, and Reporting Technology.  
Configuration options: [Auto] [Disabled] [Enabled]  
32Bit Data Transfer [Enabled]  
Enables or disables 32-bit data transfer. Configuration options: [Disabled] [Enabled]  
ASUS AT5IONT-I Series  
2-5  
 
2.3.4  
Storage Configuration  
The items in this menu allow you to set or change the configurations for the SATA devices  
installed in the system. Select an item then press <Enter> if you want to configure the item.  
Configure SATA as [IDE]  
Allows you to set the SATA mode. Configuration options: [IDE] [AHCI] [Disabled]  
ATA Run Mode Configuration [Enhanced]  
Allows you to set the ATA controller operating mode. Configuration options: [Compatible]  
[Enhanced]  
2.3.5  
3rd Party Storage Configuration  
The items in this menu allow you to set or change the configurations for the 3rd party SATA  
devices installed in the system. Select an item then press <Enter> if you want to configure  
the item.  
JMicron 36x ATA Controller [IDE Mode]  
Allows you to set the JMicron 36x ATA controller operating mode. Configuration options:  
[Disabled] [IDE Mode]  
ESATA  
The BIOS automatically detects the values opposite the dimmed items (Device, Vendor,  
Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART Monitoring).  
These values are not user-configurable. These items show Not Detected if no eSATA device  
is installed in the system.  
LBA/Large Mode [Auto]  
Enables or disables the LBA mode. Setting to [Auto] enables the LBA mode if the  
device supports this mode, and if the device was not previously formatted with LBA  
mode disabled. Configuration options: [Disabled] [Auto]  
Block (Multi-sector Transfer) M [Auto]  
Enables or disables data multi-sectors transfers. When set to [Auto], the data transfer  
from and to the device occurs multiple sectors at a time if the device supports multi-  
sector transfer feature. When set to [Disabled], the data transfer from and to the  
device occurs one sector at a time. Configuration options: [Disabled] [Auto]  
PIO Mode [Auto]  
Selects the PIO mode. Configuration options: [Auto] [0] [1] [2] [3] [4]  
DMA Mode [Auto]  
Selects the DMA mode. Configuration options: [Auto]  
SMART Monitoring [Auto]  
Sets the Smart Monitoring, Analysis, and Reporting Technology.  
Configuration options: [Auto] [Disabled] [Enabled]  
32Bit Data Transfer [Enabled]  
Enables or disables 32-bit data transfer. Configuration options: [Disabled] [Enabled]  
2-6  
Chapter 2: BIOS information  
 
2.3.6  
System Information  
This menu gives you an overview of the general system specifications. The BIOS  
automatically detects the items in this menu.  
BIOS Information  
Displays the auto-detected BIOS information.  
Processor  
Displays the auto-detected CPU specification.  
System Memory  
Displays the auto-detected system memory.  
2.4  
Advanced menu  
The Advanced menu items allow you to change the settings for the CPU and other system  
devices.  
Take caution when changing the settings of the Advanced menu items. Incorrect field  
values can cause the system to malfunction.  
AT5IONT-I DELUXE BIOS Setup  
Power Boot Tools Exit  
Version 0214  
Main  
Advanced  
JumperFree  
CPU Configuration  
Chipset  
Onboard Devices Configuration  
USB Configuration  
PCIPnP  
2.4.1  
JumperFree  
The items in this menu allows you to adjust the system frequency/voltage.  
Ai Overclocking [Auto]  
Allows selection of CPU overclocking options to achieve desired CPU internal frequency.  
Select either one of the preset overclocking configuration options:  
Manual - allows you to individually set overclocking parameters.  
Auto - loads the optimal settings for the system.  
The following item appears only when you set the AI Overclocking item to [MANUAL].  
CPU Frequency [xxx]  
Displays the frequency sent by the clock generator to the system bus and PCI bus. The  
value of this item is auto-detected by the BIOS. Use the <+> and <-> keys to adjust  
the CPU frequency. You can also type the desired CPU frequency using the numeric  
keypad. The values range from 150 to 250.  
ASUS AT5IONT-I Series  
2-7  
 
Memory Over Voltage [Auto]  
Manually set memory voltage or set to Auto for safe mode. Configuration options: [Auto]  
[+56mV] [+112mV]  
Vcore Over Voltage [Auto]  
Sets the CPU Vcore over voltage. Configuration options: [Auto] [+47mV] [+94mV] [+141mV]  
2.4.2  
CPU Configuration  
The items in this menu show the CPU-related information that the BIOS automatically  
detects.  
Max CPUID Value Limit [Disabled]  
Allows you to determine whether to limit CPUID maximum value. Set this item to [Disabled]  
for Windows XP operating system; set this item to [Enabled] for legacy operating system  
such as Windows NT4.0. Configuration options: [Disabled] [Enabled]  
Execute-Disable Bit Capability [Enabled]  
Allows you to enable or disable the No-Execution Page Protection Technology. Setting this  
item to [Disabled] forces the XD feature flag to always return to zero (0). Configuration  
options: [Disabled] [Enabled]  
Hyper Threading Technology [Enabled]  
Allows you to enable or disable the Intel® Hyper Threading technology. Configuration options:  
[Disabled] [Enabled]  
2.4.3  
Chipset  
The Chipset menu allows you to change the advanced chipset settings. Select an item then  
press <Enter> to display the sub-menu.  
North Bridge Configuration  
DRAM Frequency [Auto]  
Allows you to set the DIMM operating frequency. Configuration options: [Auto] [667 MHz]  
[800 MHz]  
Configure DRAM Timing by SPD [Enabled]  
Allows you to enable or disable configurating DRAM Timing by SPD.  
Configuration options: [Enabled] [Disabled]  
2.4.4  
Onboard Devices Configuration  
Onboard LAN [Enabled]  
Allows you to enable or disable the onboard LAN controller.  
Configuration options: [Enabled] [Disabled]  
Onboard LAN Boot ROM [Disabled]  
Allows you to enable or disable the boot ROM in the onboard LAN controller. This item  
appears only when the Onboard LAN item is set to Enabled. Configuration options:  
[Disabled] [Enabled]  
2-8  
Chapter 2: BIOS information  
 
The following item appears only on AT5IONT-I DELUXE motherboard.  
Onboard Wireless [Enabled]  
Allows you to enable or disable the onboard Wireless function.  
Configuration options: [Enabled] [Disabled]  
Onboard USB 3.0 Controller [Enabled]  
Allows you to enable or disable the onboard USB 3.0 controller.  
Configuration options: [Enabled] [Disabled]  
The following item appears only on AT5IONT-I DELUXE motherboard.  
Onboard Bluetooth [Enabled]  
Allows you to enable or disable the onboard Bluetooth controller.  
Configuration options: [Enabled] [Disabled]  
Audio Controller [Enabled]  
Allows you to set the audio controller. Configuration options: [Enabled] [Disabled]  
Front Panel Support Type [HD Audio]  
Allows you to select the front panel support type. If High Definition Audio Front Panel  
used, set this item to [HD Audio] mode. Configuration options: [AC97] [HD Audio]  
2.4.5  
USB Configuration  
The items in this menu allows you to change the USB-related features. Select an item then  
press <Enter> to display the configuration options.  
The Module Version and USB Devices Enabled items show the auto-detected values. If no  
USB device is detected, the item shows None.  
USB Functions [Enabled]  
Allows you to disable or enable the USB functions.  
Configuration options: [Disabled] [Enabled]  
USB 2.0 Controller [Enabled]  
Allows you to enable or disable USB 2.0 controller.  
Configuration options: [Enabled] [Disabled]  
Legacy USB Support [Auto]  
Allows you to enable or disable support for Legacy USB storage devices, including USB flash  
drives and USB hard drives. Setting to [Auto] allows the system to detect the presence of  
USB devices at startup. If detected, the USB controller legacy mode is enabled. If no USB  
device is detected, the legacy USB support is disabled.  
Configuration options: [Disabled] [Enabled] [Auto]  
ASUS AT5IONT-I Series  
2-9  
 
USB 2.0 Controller Mode [HiSpeed]  
Allows you to configure the USB 2.0 controller in HiSpeed (480Mbps) or Full Speed  
(12Mbps). Configuration options: [FullSpeed] [HiSpeed]  
The following items may only appear when a USB storage device is plugged.  
USB Mass Storage Device Configuration  
USB Mass Storage Reset Delay [20 Sec]  
Allows you to set the maximum time that the BIOS waits for the USB storage device to  
initialize. Configuration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec]  
Emulation Type [Auto]  
Allows you to select the emulation type. Configuration options: [Auto] [Floppy] [Forced  
FDD] [Hard Disk] [CDROM]  
2.4.6  
PCI PnP  
The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices.  
The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA  
devices, and setting the memory size block for legacy ISA devices.  
Take caution when changing the settings of the PCI PnP menu items. Incorrect field values  
can cause the system to malfunction.  
Plug and Play O/S [No]  
When set to [No], BIOS configures all the devices in the system. When set to [Yes] and if you  
install a Plug and Play operating system, the operating system configures the Plug and Play  
devices not required for boot. Configuration options: [No] [Yes]  
2-10  
Chapter 2: BIOS information  
 
2.5  
Power menu  
The Power menu items allow you to change the settings for the Advanced Power  
Management (APM). Select an item then press <Enter> to display the configuration options.  
AT5IONT-I DELUXE BIOS Setup  
Power Boot Tools Exit  
Version 0214  
Main  
Advanced  
Select the ACPI state  
used for System  
Suspend.  
Suspend Mode  
ACPI 2.0 Support  
ACPI APIC Support  
[S3 only]  
[Enabled]  
[Enabled]  
APM Configuration  
Hardware Monitor  
2.5.1  
Suspend Mode [S3 only]  
Allows you to select the Advanced Configuration and Power Interface (ACPI) state to be used  
for system suspend. Configuration options: [S3 Only]  
[S3 Only] - Enables the system to enter the ACPI S3 (Suspend to RAM) sleep state  
(default). In S3 sleep state, the system appears to be off and consumes less power  
than in the S1 state. When signaled by a wake-up device or event, the system resumes  
to its working state exactly where it was left off.  
2.5.2  
ACPI 2.0 Support [Enabled]  
Allows you to add more tables for Advanced Configuration and Power Interface (ACPI) 2.0  
specifications. Configuration options: [Disabled] [Enabled]  
2.5.3  
ACPI APIC Support [Enabled]  
Allows you to enable or disable the Advanced Configuration and Power Interface (ACPI)  
support in the Application-Specific Integrated Circuit (ASIC). When set to Enabled, the ACPI  
APIC table pointer is included in the RSDT pointer list.  
Configuration options: [Disabled] [Enabled]  
2.5.4  
APM Configuration  
Restore on AC Power Loss [Power Off]  
When set to [Power Off], the system goes into off state after an AC power loss. When set  
to [Power On], the system goes on after an AC power loss. When set to [Last State], the  
system goes into either off or on state, whatever the system state was before the AC power  
loss. Configuration options: [Power Off] [Power On] [Last State]  
Power On By RTC Alarm [Disabled]  
Allows you to enable or disable RTC to generate a wake event. When this item is set to  
Enabled, the items RTC Alarm Date, RTC Alarm Hour, RTC Alarm Minute, and RTC Alarm  
Second appear with set values. Configuration options: [Disabled] [Enabled]  
Power On By PME [Disabled]  
Allows you to enable or disable PME to generate a wake event. This feature requires an ATX  
power supply that provides at least 1A on the +5VSB lead. Configuration options: [Disabled]  
[Enabled]  
ASUS AT5IONT-I Series  
2-11  
 
Power On By PS/2 Keyboard [Disabled]  
Allows you to use specific keys on the keyboard to turn on the system. This feature requires  
an ATX power supply that provides at least 1A on the +5VSB lead. Configuration options:  
[Disabled] [Space Bar] [Power Key] [Ctrl-Esc]  
Power On By PS/2 Mouse [Disabled]  
When set to [Enabled], this parameter allows you to use the PS/2 mouse to turn on the  
system. This feature requires an ATX power supply that provides at least 1A on the +5VSB  
lead. Configuration options: [Disabled] [Enabled]  
2.5.5  
Hardware Monitor  
CPU/GPU Temperature [xxxºC/xxxºF] or [Ignored]  
The onboard hardware monitor automatically detects and displays the CPU/GPU  
temperature. Select Ignored if you do not wish to display the detected temperatures.  
CPU/Chassis/Power Fan Speed [xxxxRPM] or [Ignored]  
The onboard hardware monitor automatically detects and displays the CPU/chassis/power  
fan speeds in rotations per minute (RPM). If the fan is not connected to the motherboard, the  
field shows N/A. Select Ignored if you do not wish to display the detected speed.  
VCORE Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage [xxxV] or [Ignored]  
The onboard hardware monitor automatically detects the voltage output through the onboard  
voltage regulators.  
2.6  
Boot menu  
The Boot menu items allow you to change the system boot options. Select an item then  
press <Enter> to display the sub-menu.  
AT5IONT-I DELUXE BIOS Setup  
Power Boot Tools Exit  
Version 0214  
Main  
Boot Settings  
Boot Device Priority  
Advanced  
Specifies the Boot  
Device Priority  
sequence.  
A virtual floppy disk  
drive (Floppy Drive B:)  
may appear when you set  
the CD-ROM drive as the  
first boot device.  
Boot Settings Configuration  
Security  
2.6.1  
Boot Device Priority  
1st ~ xxth Boot Device  
These items specify the boot device priority sequence from the available devices. The  
number of device items that appears on the screen depends on the number of devices  
installed in the system. Configuration options: [Removable Dev.] [Hard Drive]  
[ATAPI CD-ROM] [Disabled]  
2-12  
Chapter 2: BIOS information  
 
To select the boot device during system startup, press <F8> when ASUS Logo appears.  
To access Windows® OS in Safe Mode, do any of the following:  
Press <F5> when ASUS Logo appears.  
Press <F8> after POST.  
2.6.2  
Boot Settings Configuration  
Quick Boot [Enabled]  
Enabling this item allows the BIOS to skip some power on self tests (POST) while booting to  
decrease the time needed to boot the system. When set to [Disabled], BIOS performs all the  
POST items. Configuration options: [Disabled] [Enabled]  
Full Screen Logo [Enabled]  
This allows you to enable or disable the full screen logo display feature. Configuration  
options: [Disabled] [Enabled]  
Set this item to [Enabled] to use the ASUS MyLogo2feature.  
AddOn ROM Display Mode [Force BIOS]  
Sets the display mode for option ROM. Configuration options: [Force BIOS] [Keep Current]  
Bootup Num-Lock [On]  
Allows you to select the power-on state for the NumLock. Configuration options: [Off] [On]  
Wait For ‘F1’ If Error [Enabled]  
When set to Enabled, the system waits for the F1 key to be pressed when error occurs.  
Configuration options: [Disabled] [Enabled]  
Hit ‘DEL’ Message Display [Enabled]  
When set to [Enabled], the system displays the message Press DEL to run Setup during  
POST. Configuration options: [Disabled] [Enabled]  
2.6.3  
Security  
The Security menu items allow you to change the system security settings. Select an item  
then press <Enter> to display the configuration options.  
Change Supervisor Password  
Select this item to set or change the supervisor password. The Supervisor Password item  
on top of the screen shows the default Not Installed. After you set a password, this item  
shows Installed.  
To set a Supervisor Password:  
1.  
2.  
Select the Change Supervisor Password item and press <Enter>.  
In the password box, key in a password containing up to six letters or numbers, or  
both, then press <Enter>.  
3.  
Confirm the password when prompted.  
ASUS AT5IONT-I Series  
2-13  
 
The message Password Installed appears after you successfully set your password.  
To change the supervisor password, follow the same steps in setting a supervisor password.  
To clear the supervisor password, select the Change Supervisor Password then press  
<Enter> twice. The message Password uninstalled appears.  
If you forget your BIOS password, you can clear it by erasing the CMOS Real Time Clock  
(RTC) RAM. See section 1.6 Jumpers for information on how to erase the RTC RAM.  
After you have set a supervisor password, the other items appear to allow you to change  
other security settings.  
User Access Level [Full Access]  
This item allows you to select the access restriction to the Setup items.  
Configuration options: [No Access] [View Only] [Limited] [Full Access]  
[No Access] - prevents user access to the Setup utility.  
[View Only] - allows access but does not allow change to any field.  
[Limited] - allows changes only to selected fields, such as Date and Time.  
[Full Access] - allows viewing and changing all the fields in the Setup utility.  
Change User Password  
Select this item to set or change the user password. The User Password item on top of the  
screen shows the default Not Installed. After you set a password, this item shows Installed.  
To set a User Password:  
1.  
2.  
Select the Change User Password item and press <Enter>.  
In the password box, key in a password containing up to six letters or numbers, or  
both, then press <Enter>.  
3.  
Confirm the password when prompted.  
The message Password Installed appears after you set your password successfully.  
To change the user password, follow the same steps in setting a user password.  
Clear User Password  
Select this item to clear the user password.  
Password Check [Setup]  
When set to [Setup], BIOS checks for user password when accessing the Setup utility. When  
set to [Always], BIOS checks for user password both when accessing Setup and booting the  
system. Configuration options: [Setup] [Always]  
2-14  
Chapter 2: BIOS information  
2.7  
Tools menu  
The Tools menu items allow you to configure options for special functions. Select an item  
then press <Enter> to display the sub-menu.  
Version 0214  
AT5IONT-I DELUXE BIOS Setup  
Main Advanced  
ASUS EZ Flash 2  
Power  
Boot  
Tools  
Exit  
Press ENTER to run the  
utility to select and  
update BIOS.  
Express Gate  
[Auto]  
[10 Seconds]  
[No]  
This utility supports  
1.FAT 12/16/32(r/w)  
2.NTFS(read only)  
Enter OS Timer  
Reset User Data  
3.CD-DISC(read only)  
AI NET2  
2.7.1  
ASUS EZ Flash 2  
Allows you to run ASUS EZ Flash 2. When you press <Enter>, a confirmation message  
appears. Use the left/right arrow key to select between [Yes] or [No], then press <Enter> to  
confirm your choice. See section 2.1.2 ASUS EZ Flash 2 for details.  
2.7.2  
Express Gate [Auto]  
Allows you to enable or disable the ASUS Express Gate feature. ASUS Express Gate is  
a unique instant-on environment that provides quick access to the Internet and Skype.  
Configuration options: [Enabled] [Disabled] [Auto]  
Enter OS Timer [10 Seconds]  
Sets countdown duration that the system waits at the Express Gate’s first screen  
before starting Windows or other installed OS. Choose [Prompt User] to stay at the  
first screen of Express Gate for user action. Configuration options: [Prompt User]  
[1 second] [3 seconds] [5 seconds] [10 seconds] [15 seconds] [20 seconds]  
[30 seconds]  
Reset User Data [No]  
Allows you to clear Express Gate’s user data. Configuration options: [No] [Reset]  
When setting this item to [Reset], ensure to save the setting to the BIOS so that the  
user data will be cleared the next time you enter the Express Gate. User data includes  
the Express Gate’s settings as well as any personal information stored by the web  
browser (bookmarks, cookies, browsing history, etc.). This is useful in the rare case  
where corrupt settings prevent the Express Gate environment from launching properly.  
The first time wizard will run again when you enter the Express Gate environment after  
clearing its settings.  
2.7.3  
AI NET 2  
Check Realtek LAN cable [Disabled]  
Enables or disables checking of the Realtek LAN cable during the Power-On Self-Test  
(POST). Configuration options: [Disabled] [Enabled]  
ASUS AT5IONT-I Series  
2-15  
 
2.8  
Exit menu  
The Exit menu items allow you to load the optimal or failsafe default values for the BIOS  
items, and save or discard your changes to the BIOS items.  
AT5IONT-I DELUXE BIOS Setup  
Power Boot Tools Exit  
Version 0214  
Main  
Advanced  
Exit Options  
Exit system setup  
after saving the  
Exit & Save Changes  
Exit & Discard Changes  
Discard Changes  
changes.  
F10 key can be used  
for this operation.  
Load Setup Defaults  
Pressing <Esc> does not immediately exit this menu. Select one of the options from this  
menu or <F10> from the legend bar to exit.  
Exit & Save Changes  
Once you are finished making your selections, choose this option from the Exit menu to  
ensure the values you selected are saved to the CMOS RAM. An onboard backup battery  
sustains the CMOS RAM so it stays on even when the PC is turned off. When you select this  
option, a confirmation window appears. Select OK to save changes and exit.  
Exit & Discard Changes  
Select this option only if you do not want to save the changes that you made to the Setup  
program. If you made changes to fields other than System Date, System Time, and  
Password, the BIOS asks for a confirmation before exiting.  
Discard Changes  
This option allows you to discard the selections you made and restore the previously saved  
values. After selecting this option, a confirmation appears. Select OK to discard any changes  
and load the previously saved values.  
Load Setup Defaults  
This option allows you to load the default values for each of the parameters on the Setup  
menus. When you select this option or if you press <F5>, a confirmation window appears.  
Select OK to load default values. Select Exit & Save Changes or make other changes  
before saving the values to the non-volatile RAM.  
2-16  
Chapter 2: BIOS information  
 
ASUS contact information  
ASUSTeK COMPUTER INC.  
Address  
Telephone  
Fax  
E-mail  
Web site  
15 Li-Te Road, Peitou, Taipei, Taiwan 11259  
+886-2-2894-3447  
+886-2-2890-7798  
Technical Support  
Telephone  
Online support  
+86-21-38429911  
support.asus.com  
ASUS COMPUTER INTERNATIONAL (America)  
Address  
Telephone  
Fax  
800 Corporate Way, Fremont, CA 94539, USA  
+1-510-739-3777  
+1-510-608-4555  
usa.asus.com  
Web site  
Technical Support  
Telephone  
Support fax  
+1-812-282-2787  
+1-812-284-0883  
support.asus.com  
Online support  
ASUS COMPUTER GmbH (Germany and Austria)  
Address  
Harkort Str. 21-23, D-40880 Ratingen, Germany  
Fax  
Web site  
Online contact  
+49-2102-959911  
Technical Support  
Telephone (Component)  
Telephone (System/Notebook/Eee/LCD)  
Support Fax  
+49-1805-010923*  
+49-1805-010920*  
+49-2102-9599-11  
support.asus.com  
Online support  
* EUR 0.14/minute from a German fixed landline; EUR 0.42/minute from a mobile phone.  

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