112
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 42.
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 42.
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 42.
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 175.
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 175.
Содержание Aspire Z5600 Series
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 26: ...16 Chapter 1 ...
Страница 64: ...54 Chapter 3 5 Lift the Inverter Board clear of the device ...
Страница 81: ...Chapter 3 71 3 Secure the LCD Bracket using four 4 screws 4 Connect the left and right Control Board Cables ...
Страница 93: ...Chapter 3 83 4 Connect the cables on either side of the Inverter Board ...
Страница 99: ...Chapter 3 89 Replacing the SSD 1 Slide the SSD into the flange 2 Secure the SSD using one 1 screw as shown ...
Страница 101: ...Chapter 3 91 4 Secure the B CAS Board with three 3 screws ...
Страница 105: ...Chapter 3 95 4 Attach the EMI Cable Mylar to the Back Frame as shown ...
Страница 108: ...98 Chapter 3 3 Secure the Back Cover using fourteen 14 screws ...
Страница 128: ...118 Chapter 5 Bottom View Item Description RTC RTC battery socket ...
Страница 144: ...134 Chapter 6 ...
Страница 145: ...Chapter 6 135 ...
Страница 196: ...Appendix A 186 ...
Страница 208: ...198 Appendix C ...