HP (Hewlett Packard) Hewlett Packard Car Video System LA1905WL User Manual

HP Compaq LA1905wl, LA1905wg,  
LA2205wg, LA2205wl, LA22f,  
LA2405wg, and LA2405x LCD Monitors  
User Guide  
About This Guide  
This guide provides information on monitor features, setting up the monitor, and technical  
specifications.  
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.  
iii  
iv  
About This Guide  
Table of contents  
2 Setting Up the Monitor ................................................................................................................................... 3  
3 Finding More Information ............................................................................................................................. 14  
Appendix A Technical Specifications ............................................................................................................ 15  
v
vi  
1 Product Features  
HP LCD Monitors  
The LCD (liquid crystal display) monitors have an active matrix, thin-film transistor (TFT) panel. The  
monitor models and features include:  
LA1905wl and LA1905wg models, 48.1 cm (19-inch) diagonal viewable area display with 1440 ×  
900 resolution, plus full-screen support for lower resolutions; includes custom scaling for  
maximum image size while preserving original aspect ratio  
LA2205wg model, 55.88 cm (22-inch) diagonal viewable area display with 1680 x 1050  
resolution, plus full-screen support for lower resolutions; includes custom scaling for maximum  
image size while preserving original aspect ratio  
LA22f and LA2205wl models, 55.88 cm (22-inch) diagonal viewable area display with 1680 x  
1050 resolution, plus full-screen support for lower resolutions; includes custom scaling for  
maximum image size while preserving original aspect ratio  
LA2405wg and LA2405x models, 60.96 cm (24-inch) diagonal viewable area display with 1920 x  
1200 resolution, plus full-screen support for lower resolutions; includes custom scaling for  
maximum image size while preserving original aspect ratio  
Wide viewing angle to allow viewing from a sitting or standing position, or moving side-to-side  
Tilt capability  
Pivot capability to rotate display to portrait mode  
Swivel and height adjustment capabilities  
Removable stand for flexible monitor panel mounting solutions  
Video signal input to support VGA analog with VGA signal cable provided  
Video signal input to support DVI digital with DVI-D signal cable provided  
Video signal input to support DisplayPort digital (DisplayPort cable not provided)  
USB 2.0 hub with one upstream port (connects to the computer) and two downstream ports  
(connects to USB devices)  
USB cable provided to connect the monitor's USB hub to the USB connector on the computer  
Supports an optional HP speaker bar  
Plug and play capability if supported by the system  
Privacy filter slots to insert filters (purchased separately) to block side screen viewing  
Security slot provision on rear of monitor for optional cable lock  
Cable management feature for placement of cables and cords  
On-Screen Display (OSD) adjustments in several languages for easy setup and screen  
optimization  
HP Display Assistant for adjusting monitor settings  
HP LCD Monitors  
1
   
Theft deterrence enabled through the HP Display Assistant software  
HDCP copy protection on DVI and DisplayPort inputs  
Software and documentation CD that includes monitor drivers and product documentation  
Energy saver feature to meet requirements for reduced power consumption  
Energy Star qualified  
Intelligent Management AssetControl  
Compliant with the following regulated specifications:  
European Union CE Directives  
Swedish TCO Requirements  
2
Chapter 1 Product Features  
2 Setting Up the Monitor  
To set up the monitor, ensure that the power is turned off to the monitor, computer system, and other  
attached devices, then follow the instructions below.  
Unfolding the Monitor Pedestal Base  
1. Lift the monitor from its box and place it face down on a flat surface.  
2. Hold down the monitor base with one hand (1) then grasp the handle with the other hand and  
unfold the display head 90 degrees (2).  
CAUTION: Do not touch the surface of the LCD panel. Pressure on the panel may cause non-  
uniformity of color or disorientation of the liquid crystals. If this occurs the screen will not recover to its  
normal condition.  
Figure 2-1 Unfolding the Monitor Pedestal Base  
NOTE: When the monitor is unfolded for the first time, the display head is locked from adjusting to a  
full-height position. To adjust the display head to full height, press down on the display head to unlock  
it then pull up on the display head to raise it to the full-height position.  
Unfolding the Monitor Pedestal Base  
3
   
Rear Components  
Figure 2-2 Rear Components  
Component  
Function  
1
2
AC Power Connector  
Connects the AC power cord to the monitor.  
DisplayPort  
Connects the DisplayPort cable (not included) to the  
monitor.  
3
4
5
DVI  
Connects the DVI-D cable to the monitor.  
Connects the VGA cable to the monitor.  
VGA  
USB Upstream  
Connector  
Connects the USB hub cable to the monitor's USB hub  
connector and to a host USB port/hub.  
6
USB Downstream  
Connectors (2)  
Connects optional USB devices to the monitor.  
4
Chapter 2 Setting Up the Monitor  
 
Connecting the Cables  
1. Place the monitor in a convenient, well-ventilated location near the computer.  
NOTE: Before connecting the cables, route them through the opening on the monitor's  
pedestal.  
2. Connect a VGA signal cable, DVI-D signal cable, or DisplayPort signal cable.  
NOTE: The monitor is capable of supporting either analog or digital input. The video mode is  
determined by the video cable used. The monitor will automatically determine which inputs have  
valid video signals. The inputs can be selected by pressing the +/Source button on the front  
panel or through the On-Screen Display (OSD) feature by pressing the Menu button.  
For analog operation, use the VGA signal cable provided. Connect the VGA signal cable to  
the VGA connector on the rear of the monitor and the other end to the VGA connector on  
the computer.  
For DVI digital operation, use the DVI-D signal cable provided. Connect the DVI-D signal  
cable to the DVI connector on the rear of the monitor and the other end to the DVI  
connector on the computer.  
For DisplayPort digital operation, use a DisplayPort signal cable (not provided). Connect  
the DisplayPort signal cable to the DisplayPort connector on the rear of the monitor and the  
other end to the DisplayPort connector on the computer.  
3. Connect one end of the provided USB cable to the USB hub connector on the rear panel of the  
computer, and the other end to the upstream USB connector on the monitor.  
4. Connect one end of the power cable to the AC power connector on the back of the monitor, and  
the other end to an electrical wall outlet.  
Figure 2-3 Connecting the Cables  
Connecting the Cables  
5
 
WARNING! To reduce the risk of electric shock or damage to the equipment:  
Do not disable the power cord grounding plug. The grounding plug is an important safety feature.  
Plug the power cord into a grounded (earthed) electrical outlet that is easily accessible at all times.  
Disconnect power from the equipment by unplugging the power cord from the electrical outlet.  
For your safety, do not place anything on power cords or cables. Arrange them so that no one may  
accidentally step on or trip over them. Do not pull on a cord or cable. When unplugging from the  
electrical outlet, grasp the cord by the plug.  
NOTE: An optional speaker bar that mounts on to the monitor is available from HP.  
Front Panel Controls  
Table 2-1 Monitor Front Panel Controls  
Control  
Function  
1
2
Menu  
Minus  
Opens, selects or exits the OSD menu.  
If the OSD menu is on, press to navigate backward through  
the OSD menu and decrease adjustment levels.  
3
Plus/source  
If the OSD menu is on, press to navigate forward through  
the OSD menu and increase adjustment levels.  
If the OSD menu is inactive, press to activate the source  
button that chooses the video signal input (VGA, DVI, or  
DisplayPort)  
4
OK/auto  
If the OSD menu is on, press to select the highlighted  
menu item.  
If the OSD menu is inactive, press to activate the auto  
adjustment feature to optimize the screen image.  
5
6
Power LED  
Power  
Green = Fully powered.  
Amber = Sleep mode.  
Flashing Amber = Sleep Timer mode.  
Turns the monitor on or off.  
6
Chapter 2 Setting Up the Monitor  
 
NOTE: To view an OSD menu simulator, visit the HP Customer Self Repair Services Media Library  
Adjusting the Monitor  
NOTE: Your monitor model may look different than the model in the following illustrations.  
1. Tilt the monitor's panel forward or backward to set it to a comfortable eye level.  
Figure 2-4 Tilting the Monitor  
2. Swivel the monitor to the left or right for the best viewing angle.  
Figure 2-5 Swiveling the Monitor  
Adjusting the Monitor  
7
 
3. Adjust the monitor's height so that it is parallel to your eye height for a comfortable viewing  
position.  
NOTE: When the monitor is unfolded for the first time, the display head is locked from  
adjusting to a full-height position. To adjust the display head to full height, press down on the  
display head to unlock it then pull up on the display head to raise it to the full-height position.  
Figure 2-6 Adjusting the Height  
4. Pivot the monitor from landscape to portrait orientation viewing to adapt to your application.  
a. Adjust the monitor to the full height position and tilt the monitor back to the full tilt position  
(1).  
b. Pivot the monitor clockwise 90° from landscape to portrait orientation (2).  
CAUTION: If the monitor is not in full height and full tilt position when pivoting, the bottom  
right corner of the monitor panel will come in contact with the base and potentially cause  
damage to the monitor.  
Figure 2-7 Pivoting the Monitor  
8
Chapter 2 Setting Up the Monitor  
NOTE: To view information on the screen in portrait mode, you will need to install the Pivot Pro  
software included on the software and documentation CD. The position of the OSD menu can  
also be rotated to portrait mode. To rotate the OSD menu, access the OSD menu by pressing  
the Menu button on the front panel, select OSD Control, then select Rotate OSD.  
Turning on the Monitor  
1. Press the power button on the computer to turn it on.  
2. Press the power button on the front of the monitor to turn it on.  
CAUTION: Burn-in image damage may occur on monitors that display the same static image on  
screen for a prolonged period of time.* To avoid burn-in image damage on the monitor screen, you  
should always activate a screen saver application or turn off the monitor when it is not in use for a  
prolonged period of time. Image retention is a condition that may occur on all LCD screens. Monitors  
with a “burned-in image” are not covered under the HP warranty.  
* A prolonged period of time is 12 consecutive hours of non-use.  
NOTE: If pressing the power button has no effect, the Power Button Lockout feature may be  
enabled. To disable this feature, press and hold the monitor power button for 10 seconds.  
NOTE: You can disable the power LED in the OSD menu. Press the Menu button on the front of the  
monitor, then select Management > Bezel Power LED > Off.  
When the monitor is powered on, a Monitor Status message is displayed for five seconds. The  
message shows which input (DisplayPort, DVI, or VGA) is the current active signal, the status of the  
auto-switch source setting (On or Off; factory default is On), the default source signal (factory default  
is DisplayPort), the current preset display resolution, and the recommended preset display resolution.  
The monitor automatically scans the signal inputs for an active input and uses that input for the  
display. If two or more inputs are active, the monitor will display the default input source. If the default  
source is not one of the active inputs, then the monitor will display the highest ranking priority input in  
the following order: DisplayPort, DVI, then VGA. You can change the default source in the OSD by  
pressing the front panel menu button and selecting Source Control > Default Source.  
Turning on the Monitor  
9
 
Connecting USB Devices  
USB connectors are used to connect devices such as a digital camera, USB keyboard, or USB  
mouse. Two USB connectors are located on the side panel of the monitor.  
NOTE: You must connect the USB hub cable from the monitor to the computer to enable the USB  
2.0 ports on the monitor. Refer to Step 3 in Connecting the Cables on page 5.  
Figure 2-8 Connecting USB Devices  
10 Chapter 2 Setting Up the Monitor  
 
Removing the Monitor Pedestal Base  
You can remove the monitor panel from the pedestal base to install the panel on a wall, a swing arm,  
or other mounting fixture.  
CAUTION: Before beginning to disassemble the monitor, be sure the monitor is turned off and the  
power and signal cables are both disconnected. Also disconnect all USB cables connected to the  
monitor.  
1. Disconnect and remove the signal, power, and USB cables from the monitor.  
2. Lay the monitor face down on a flat surface covered by a clean, dry cloth.  
3. Pivot the base 45 degrees clockwise and remove the screw from the back of the monitor, then  
pivot the base 45 degrees counter-clockwise and remove the other screw from the back of the  
monitor.  
Figure 2-9 Removing the Pedestal Base Screws  
4. Rotate the base of the monitor up (1) then pull it back (2) to unhinge the tabs on the monitor  
stand from the slots in the monitor.  
Figure 2-10 Removing the Pedestal Base  
Removing the Monitor Pedestal Base 11  
 
Mounting the Monitor  
The monitor panel can be attached to a wall, swing arm, or other mounting fixture.  
NOTE: This apparatus is intended to be supported by UL or CSA Listed wall mount bracket.  
1. Remove the monitor panel from the pedestal base. Refer to Removing the Monitor Pedestal  
Base on page 11 in the previous section.  
CAUTION: This monitor supports the VESA industry standard 100 mm mounting holes. To  
attach a third-party mounting solution to the monitor, four 4 mm, 0.7 pitch, and 10 mm long  
screws are required. Longer screws must not be used because they may damage the monitor. It  
is important to verify that the manufacturer’s mounting solution is compliant with the VESA  
standard and is rated to support the weight of the monitor display panel. For best performance, it  
is important to use the power and video cables provided with the monitor.  
2. To attach the monitor to a swing arm, insert four 10mm screws through the holes on the swing  
arm plate and into the mounting holes on the monitor.  
Figure 2-11 Mounting the Monitor  
To attach the monitor to other mounting fixtures, follow the instructions included with the  
mounting fixture to ensure that the monitor is safely attached.  
3. Reconnect the cables to the monitor panel.  
12 Chapter 2 Setting Up the Monitor  
 
Locating the Rating Labels  
The rating labels on the monitor provide the spare part number, product number, and serial number.  
You may need these numbers when contacting HP about the monitor model. The rating labels are  
located on the rear panel of the monitor display head.  
Figure 2-12 Locating the Rating Labels  
Installing a Cable Lock  
You can secure the monitor to a fixed object with an optional cable lock available from HP.  
Locating the Rating Labels 13  
   
3 Finding More Information  
Reference Guides  
Refer to the HP LCD Monitors Reference Guide included on the CD with your monitor for additional  
information on:  
Optimizing monitor performance  
Safety and maintenance guidelines  
Installing software from the CD  
Using the OSD menu  
Downloading software from the Web  
Agency regulatory information  
Recommended solution to common problems  
For information on theft deterrence, refer to the HP Display Assistant User Guide included on the CD  
with your monitor.  
Product Support  
For additional information on using and adjusting your monitor, go to http://www.hp.com/support.  
Select your country or region, select Product Support & Troubleshooting, and then enter your  
monitor model in the SEARCH window.  
14 Chapter 3 Finding More Information  
     
A Technical Specifications  
NOTE: All performance specifications are provided by the component manufacturers. Performance  
specifications represent the highest specification of all HP's component manufacturers' typical level  
specifications for performance and actual performance may vary either higher or lower.  
LA1905wl/LA1905wg Models  
Table A-1 LA1905wl/LA1905wg Specifications  
Display  
Type  
48.1 cm wide screen  
TFT LCD  
19 inches wide screen  
19–inch diagonal  
Viewable Image Size  
48.1 cm diagonal  
-5 to 30°  
Tilt  
Swivel  
-170 to 170°  
Dimensions (include base)  
Height (highest position)  
Height (lowest position)  
Depth  
42.95 cm  
37.15 cm  
24.48 cm  
44.46 cm  
16.91 inches  
14.63 inches  
9.64 inches  
17.5 inches  
Width  
Maximum Graphic Resolution  
1440 x 900 (60 Hz) analog input  
1440 x 900 (60 Hz) digital input  
Optimum Graphic Resolution  
1440 x 900 (60 Hz) analog input  
1440 x 900 (60 Hz) digital input  
Text Mode  
720 × 400  
Dot Pitch  
0.284 (H) × 0.284 (W) mm  
89.4 PPI  
Pixels Per Inch  
Horizontal Frequency  
Vertical Refresh Rate  
Environmental Requirements Temperature  
24 to 83 kHz  
50 to 76 Hz  
5 to 35° C  
41 to 95° F  
-4 to 140° F  
Operating Temperature  
Storage Temperature  
-20 to 60° C  
Relative Humidity  
Power Source  
20 to 80%  
100 – 240 VAC 50/60 Hz  
LA1905wl/LA1905wg Models 15  
   
Table A-1 LA1905wl/LA1905wg Specifications (continued)  
Altitude:  
0 to 5000 m  
Operating  
0 to 16,400 feet  
0 to 40,000 feet  
0 to 12192 m  
Storage  
Input Terminal  
One VGA connector with cable included;  
one DVI connector with cable included;  
one DisplayPort connector (cable not  
included)  
LA2205wg Model  
Table A-2 LA2205wg Specifications  
Display  
Type  
55.9 cm wide screen  
TFT LCD  
22 inches wide screen  
22–inch diagonal  
Viewable Image Size  
55.9 cm diagonal  
-5 to 30°  
Tilt  
Swivel  
-170 to 170°  
7.25 kg  
Maximum Weight (Unpacked)  
15.98 lbs.  
Dimensions (include base)  
Height (highest position)  
Height (lowest position)  
Depth  
45.22 cm  
37.35 cm  
25.49 cm  
51.12 cm  
17.80 inches  
14.70 inches  
10.04 inches  
20.13 inches  
Width  
Maximum Graphic Resolution  
Optimum Graphic Resolution  
1680 x 1050 (60 Hz) analog input  
1680 x 1050 (60 Hz) digital input  
1680 x 1050 (60 Hz) analog input  
1680 x 1050 (60 Hz) digital input  
Text Mode  
720 × 400  
Dot Pitch  
0.282 (H) × 0.282 (W) mm  
90.1 PPI  
Pixels Per Inch  
Horizontal Frequency  
Vertical Refresh Rate  
Environmental Requirements Temperature  
24 to 83 kHz  
50 to 76 Hz  
5 to 35° C  
41 to 95° F  
-4 to 140° F  
Operating Temperature  
Storage Temperature  
-20 to 60° C  
Relative Humidity  
Power Source  
20 to 80%  
100 – 240 VAC, 50/60 Hz  
16 Appendix A Technical Specifications  
 
Table A-2 LA2205wg Specifications (continued)  
Altitude:  
0 to 5000 m  
0 to 16,400 feet  
0 to 40,000 feet  
Operating  
Storage  
0 to 12192 m  
Measured Power Consumption:  
Full Power  
31 watts  
23 watts  
Typical Settings  
Energy Star Test Methods  
Sleep  
21.4 watts  
0.55 watts  
0.48 watts  
Switch Off  
Input Terminal  
One VGA connector with cable included;  
one DVI connector with cable included;  
one DisplayPort connector (cable not  
included)  
LA2205wl/LA22f Models  
Table A-3 LA2205wl/LA22f Specifications  
Display  
Type  
55.9 cm wide screen  
TFT LCD  
22 inches wide screen  
22–inch diagonal  
Viewable Image Size  
55.9 cm diagonal  
-5 to 30°  
Tilt  
Swivel  
-170 to 170°  
6.6 kg  
Maximum Weight (Unpacked)  
14.6 lbs.  
Dimensions (include base)  
Height (highest position)  
Height (lowest position)  
Depth  
45.22 cm  
37.35 cm  
25.49 cm  
51.12 cm  
17.80 inches  
14.70 inches  
10.04 inches  
20.13 inches  
Width  
Maximum Graphic Resolution  
Optimum Graphic Resolution  
1680 x 1050 (60 Hz) analog input  
1680 x 1050 (60 Hz) digital input  
1680 x 1050 (60 Hz) analog input  
1680 x 1050 (60 Hz) digital input  
Text Mode  
720 × 400  
Dot Pitch  
0.282 (H) × 0.282 (W) mm  
90.1 PPI  
Pixels Per Inch  
Horizontal Frequency  
Vertical Refresh Rate  
24 to 83 kHz  
48 to 76 Hz  
LA2205wl/LA22f Models 17  
 
Table A-3 LA2205wl/LA22f Specifications (continued)  
Environmental Requirements Temperature  
5 to 35° C  
41 to 95° F  
-4 to 140° F  
Operating Temperature  
-20 to 60° C  
Storage Temperature  
Relative Humidity  
Power Source  
20 to 80%  
100 – 240 VAC, 50/60 Hz  
Altitude:  
Operating  
Storage  
0 to 5000 m  
0 to 16,400 feet  
0 to 40,000 feet  
0 to 12192 m  
Measured Power Consumption:  
Full Power  
34.6 watts  
27.8 watts  
20.5 watts  
0.55 watts  
0.42 watt  
Typical Settings  
Energy Star Test Methods  
Sleep  
Switch Off  
Input Terminal  
One VGA connector with cable included;  
one DVI connector with cable included;  
one DisplayPort connector (cable not  
included)  
LA2405wg Model  
Table A-4 LA2405wg Specifications  
Display  
Type  
60.96 cm wide screen  
TFT LCD  
24 inches wide screen  
24–inch diagonal  
Viewable Image Size  
60.96 cm diagonal  
-5 to 30°  
Tilt  
Swivel  
-170 to 170°  
7.9 kg  
Maximum Weight (Unpacked)  
17.42 lbs.  
Dimensions (include base)  
Height (highest position)  
Height (lowest position)  
Depth  
48.75 cm  
38.05 cm  
27.84 cm  
55.68 cm  
19.19 inches  
14.98 inches  
10.96 inches  
21.92 inches  
Width  
Maximum Graphic Resolution  
1920 x 1200 (60 Hz) analog input  
1920 x 1200 (60 Hz) DisplayPort digital  
input  
1920 x 1200 (60 Hz) DVI digital input  
(reduced blanking)  
18 Appendix A Technical Specifications  
 
Table A-4 LA2405wg Specifications (continued)  
Optimum Graphic Resolution  
1920 x 1200 (60 Hz) analog input  
1920 x 1200 (60 Hz) digital input  
720 × 400  
Text Mode  
Dot Pitch  
0.270 (H) x 0.270 (W) mm  
94 PPI  
Pixels Per Inch  
Horizontal Frequency  
Vertical Refresh Rate  
Environmental Requirements Temperature  
24 to 76 kHz  
50 to 60 Hz  
5 to 35° C  
41 to 95° F  
-4 to 140° F  
Operating Temperature  
Storage Temperature  
-20 to 60° C  
Relative Humidity  
Power Source  
20 to 80%  
100 – 265 VAC, 50/60 Hz  
Altitude:  
Operating  
Storage  
0 to 5000 m  
0 to 16,400 feet  
0 to 40,000 feet  
0 to 12192 m  
Measured Power Consumption:  
Full Power  
48.4 watts  
42.1 watts  
34.5 watts  
.86 watts  
.51 watts  
Typical Settings  
Energy Star Test Methods  
Sleep  
Switch Off  
Input Terminal  
One VGA connector with cable included;  
one DVI connector with cable included;  
one DisplayPort connector (cable not  
included)  
LA2405x Model  
Table A-5 LA2405x Specifications  
Display  
Type  
60.96 cm wide screen  
TFT LCD  
24 inches wide screen  
24–inch diagonal  
Viewable Image Size  
60.96 cm diagonal  
-5 to 30°  
Tilt  
Swivel  
-170 to 170°  
6.8 kg  
Maximum Weight (Unpacked)  
14.99 lbs.  
LA2405x Model 19  
 
Table A-5 LA2405x Specifications (continued)  
Dimensions (include base)  
48.75 cm  
19.19 inches  
14.98 inches  
10.96 inches  
21.92 inches  
Height (highest position)  
Height (lowest position)  
Depth  
38.05 cm  
27.84 cm  
55.68 cm  
Width  
Maximum Graphic Resolution  
1920 x 1200 (60 Hz) analog input  
1920 x 1200 (60 Hz) DisplayPort digital  
input  
1920 x 1200 (60 Hz) DVI digital input  
(reduced blanking)  
Optimum Graphic Resolution  
1920 x 1200 (60 Hz) analog input  
1920 x 1200 (60 Hz) digital input  
Text Mode  
720 × 400  
Dot Pitch  
0.270 (H) x 0.270 (W) mm  
94 PPI  
Pixels Per Inch  
Horizontal Frequency  
Vertical Refresh Rate  
Environmental Requirements Temperature  
24 to 76 kHz  
50 to 60 Hz  
5 to 35° C  
41 to 95° F  
-4 to 140° F  
Operating Temperature  
Storage Temperature  
-20 to 60° C  
Relative Humidity  
Power Source  
20 to 80%  
100 – 265 VAC, 50/60 Hz  
Altitude:  
Operating  
Storage  
0 to 5000 m  
0 to 16,400 feet  
0 to 40,000 feet  
0 to 12192 m  
Measured Power Consumption:  
Full Power  
35.3 watts  
24 watts  
Typical Settings  
Energy Star Test Methods  
Sleep  
23.2 watts  
.42 watts  
.39 watts  
Switch Off  
Input Terminal  
One VGA connector with cable included;  
one DVI connector with cable included;  
one DisplayPort connector (cable not  
included)  
20 Appendix A Technical Specifications  
Recognizing Preset Display Resolutions  
The display resolutions listed below are the most commonly used modes and are set as factory  
defaults. This monitor automatically recognizes these preset modes and they will appear properly  
sized and centered on the screen.  
LA1905wl and LA1905wg Models  
Table A-6 Factory Preset Modes  
Preset  
Pixel Format  
640 × 480  
Horz Freq (kHz)  
31.469  
Vert Freq (Hz)  
59.940  
70.087  
60.317  
60.004  
60.00  
1
2
3
4
5
6
7
720 × 400  
31.469  
800 × 600  
37.879  
1024 × 768  
1280 × 960  
1280 × 1024  
1440 × 900  
48.363  
60.00  
63.981  
60.02  
55.94  
59.89  
LA2205wg, LA2205wl, and LA22f Models  
Table A-7 Factory Preset Modes  
Preset  
Pixel Format  
640 × 480  
Horz Freq (kHz)  
31.469  
31.469  
37.879  
48.363  
60.00  
Vert Freq (Hz)  
59.940  
70.087  
60.317  
60.004  
60.00  
1
2
3
4
5
6
7
8
9
720 × 400  
800 × 600  
1024 × 768  
1280 × 960  
1280 × 1024  
1440 × 900  
1600 × 1200  
1680 × 1050  
63.981  
55.935  
75.00  
60.02  
59.887  
60.00  
65.29  
60.00  
LA2405wg and LA2405x Models  
Table A-8 Factory Preset Modes  
Preset  
Pixel Format  
640 × 480  
Horz Freq (kHz)  
31.469  
Vert Freq (Hz)  
59.940  
1
2*  
3
720 × 400*  
800 × 600  
31.469*  
70.087*  
37.879  
60.317  
Recognizing Preset Display Resolutions 21  
       
Table A-8 Factory Preset Modes (continued)  
4
1024 × 768  
1280 × 960  
1280 × 1024  
1440 × 900  
1600 × 1200  
1680 × 1050  
1920 × 1080  
1920 × 1200  
1920 × 1200  
48.363  
60.00  
63.981  
55.935  
75.00  
65.29  
67.5  
60.004  
60.00  
60.02  
59.887  
60.00  
60.00  
60.00  
59.95  
60.00  
5
6
7
8
9
10  
11  
12  
74.038  
74.556  
*
Preset 2 not supported on LA2405x model.  
Entering User Modes  
The video controller signal may occasionally call for a mode that is not preset if:  
You are not using a standard graphics adapter.  
You are not using a preset mode.  
It this occurs, you may need to readjust the parameters of the monitor screen by using the on-screen  
display. Your changes can be made to any or all of these modes and saved in memory. The monitor  
automatically stores the new setting, then recognized the new mode just as it does a preset mode. In  
addition to the factory preset modes, there are 15 (LA1905wg model), 20 (LA2205wg and LA22f  
models), or 25 (LA2405wg and LA2405x models) user modes that can be entered and stored.  
Energy Saver Feature  
The monitors support a reduced power state. The reduced power state will be entered into if the  
monitor detects the absence of either the horizontal sync signal and/or the vertical sync signal. Upon  
detecting the absence of these signals, the monitor screen is blanked, the backlight is turned off, and  
the power light is turned amber. When the monitor is in the reduced power state, the monitor will  
utilize less than 2 watts of power. There is a brief warm up period before the monitor will return to its  
normal operating mode.  
Refer to the computer manual for instructions on setting energy saver features (sometimes called  
power management features).  
NOTE: The above power saver feature only works when connected to computers that have energy  
saver features.  
By selecting the settings in the monitor's Energy Saver utility, you can also program the monitor to  
enter into the reduced power state at a predetermined time. When the monitor's Energy Saver utility  
causes the monitor to enter the reduced power state, the power light blinks amber.  
22 Appendix A Technical Specifications  
   

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