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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 46.
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 46.
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 46.
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 209.
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 209.
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 209.
Summary of Contents for Aspire 5935 Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 14: ...4 Chapter 1 System Block Diagram ...
Page 47: ...Chapter 2 37 ...
Page 54: ...44 Chapter 2 ...
Page 83: ...Chapter 3 73 5 Disconnect the cable from the Power Saving Board as shown ...
Page 88: ...78 Chapter 3 8 Remove the FInger Print Reader from the bracket as shown ...
Page 98: ...88 Chapter 3 4 Lift the right side Saddle clear of the Lower Cover as shown ...
Page 102: ...92 Chapter 3 5 Disconnect the cable from the Bluetooth Module ...
Page 109: ...Chapter 3 99 5 Using both hands lift the Thermal Module clear of the Mainboard ...
Page 161: ...Chapter 5 151 LS 5011P LCD Backlight Board Item Description JP1 Backlight on off Connector ...
Page 164: ...154 Chapter 5 LS 5014P VR Board Item Description SW1 VR SWITCH ...
Page 165: ...Chapter 5 155 LS 5015P Finger printer Board Item Description U2 LTT SS801U 13_LGA28 ...
Page 170: ...160 Chapter 5 LS 501AP HDMI Board Item Description U1 CH7318A BF TR_QFN48_7X7 ...
Page 183: ...Chapter 6 173 ...
Page 212: ...Appendix A 202 ...
Page 218: ...208 Appendix B ...
Page 220: ...210 Appendix C ...
Page 224: ...214 ...