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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 43.
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 43.
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 43.
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 201.
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 201.
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 201.
Summary of Contents for TM86 Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 15: ...Chapter 1 5 System Block Diagram ...
Page 62: ...52 Chapter 3 4 Remove one 1 screw from the 3G module 5 Lift the 3G card from the slot ...
Page 73: ...Chapter 3 63 3 Disconnect the following four 4 cables from the Mainboard A B C D ...
Page 78: ...68 Chapter 3 5 Lift the Right Speaker Module clear of the upper cover ...
Page 83: ...Chapter 3 73 5 Lift the card reader board clear of the device ...
Page 85: ...Chapter 3 75 5 Lift the USB board clear of the device ...
Page 92: ...82 Chapter 3 5 Carefully lift the Thermal Module clear of the Mainboard ...
Page 101: ...Chapter 3 91 5 Turn the board over and disconnect the cable ...
Page 103: ...Chapter 3 93 4 Lift the LCD Panel clear of the module ...
Page 105: ...Chapter 3 95 5 Disconnect the LVDS cable from the panel ...
Page 107: ...Chapter 3 97 5 Lift the microphone set clear of the panel ...
Page 114: ...104 Chapter 3 4 Replace six 6 securing screws three on each side of the LCD Panel brackets ...
Page 126: ...116 Chapter 3 6 Connect the LVDS cable and lock the connector 7 Connect the microphone cable ...
Page 131: ...Chapter 3 121 4 Replace the FFC and press down as indicated to secure it to the Upper Cover ...
Page 187: ...Chapter 6 177 ...
Page 188: ...Appendix A 178 Model Definition and Configuration Appendix A ...
Page 212: ...202 Appendix C ...
Page 216: ...206 ...