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Chapter 4
Abnormal Video Display
If video displays abnormally, perform the following actions one at a time to correct the problem.
1.
Reboot the computer.
2.
If permanent vertical/horizontal lines or dark spots display in the same location, the LCD is faulty and
should be replaced. See “Disassembly Process” on page 52.
3.
If extensive pixel damage is present (different colored spots in the same locations on the screen), the LCD
is faulty and should be replaced. See “Disassembly Process” on page 52.
4.
Adjust the brightness to its highest level. See the User Manual for instructions on adjusting settings.
NOTE:
Ensure that the computer is not running on battery alone as this may reduce display brightness.
If the display is too dim at the highest brightness setting, the LCD is faulty and should be replaced. See
“Disassembly Process” on page 52.
5.
Check the display resolution is correctly configured:
a.
Minimize or close all Windows.
b.
If display size is only abnormal in an application, check the view settings and control/mouse wheel
zoom feature in the application.
c.
If desktop display resolution is not normal, right-click on the desktop and select
Personalize
´
Display Settings
.
d.
Click and drag the Resolution slider to the desired resolution.
e.
Click
Apply
and check the display. Readjust if necessary.
6.
Roll back the video driver to the previous version if updated.
7.
Remove and reinstall the video driver.
8.
Check the Device Manager to determine that:
•
The device is properly installed. There are no red Xs or yellow exclamation marks.
•
There are no device conflicts.
•
No hardware is listed under Other Devices.
9.
If the Issue is still not resolved, see “Online Support Information” on page 191.
10.
Run the Windows Memory Diagnostic from the operating system DVD and follow the onscreen prompts.
11.
If the Issue is still not resolved, see “Online Support Information” on page 191.
Random Loss of BIOS Settings
If the computer is experiencing intermittent loss of BIOS information, perform the following actions one at a
time to correct the problem.
1.
If the computer is more than one year old, replace the CMOS battery.
2.
Run a complete virus scan using up-to-date software to ensure the computer is virus free.
3.
If the computer is experiencing HDD or ODD BIOS information loss, disconnect and reconnect the power
and data cables between devices.
If the BIOS settings are still lost, replace the cables.
4.
If HDD information is missing from the BIOS, the drive may be defective and should be replaced.
5.
Replace the Motherboard.
6.
If the Issue is still not resolved, see “Online Support Information” on page 191.
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Страница 10: ...X Table of Contents ...
Страница 31: ...Chapter 1 21 Pack capacity 4400 mAh Number of battery cells 6 Package configuration 3S2P Item Specification ...
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Страница 51: ...Chapter 2 41 ...
Страница 52: ...42 Chapter 2 ...
Страница 65: ...Chapter 3 55 ...
Страница 71: ...Chapter 3 61 6 Open the Keyboard FFC securing latch as shown then disconnect the FFC and remove the Keyboard ...
Страница 79: ...Chapter 3 69 ...
Страница 81: ...Chapter 3 71 5 Lift the Power Board from the Lower Cover ...
Страница 83: ...Chapter 3 73 6 Lift the right side speaker out from the Lower Cover as shown ...
Страница 89: ...Chapter 3 79 7 Disconnect the I O Board Cable from the I O Board ...
Страница 97: ...Chapter 3 87 ...
Страница 103: ...Chapter 3 93 ...
Страница 107: ...Chapter 3 97 6 Disconnect the LCD cable as shown and remove the cable from the LCD Panel ...
Страница 110: ...100 Chapter 3 ...
Страница 125: ...Chapter 3 115 3 Grasp the Thermal Module by the CPU heat sink and place onto the Mainboard as shown ...
Страница 197: ...Chapter 6 187 ...
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