IBM G40 Series 22

5. Click the Adapter tab.

6. Make sure “Intel

82852/82855 GM/GME Graphics Controller –0” is

shown in the window.

7. Click the Monitor tab.

8. Make sure the information is correct.

Problem: Incorrect characters appear on the screen.

Solution: Did you install the operating system or application program

correctly? If they are installed and configured correctly,have the computer

serviced.

Problem: The screen stays on even after you turn off your computer.

Solution: Press and hold the power switch for 4 seconds or more to turn off

your computer; then turn it on again.

Problem: Missing, discolored, or bright dots appear on the screen every time

you turn on your computer.

Solution: This is an intrinsic characteristic of the TFT technology.Your

computer’s display contains multiple thin-film transistors (TFTs).A small

number of missing, discolored, or bright dots on the screen might exist all the

time.

Problem: A message, “Unable to create overlay window,”appears when you

try to start DVD playback.

Youget poor or no playback while running video playback, DVD playback, or

game applications.

Solution: Do either of the following:

vIf you are using 32-bit color mode, change the color depth to 16-bit mode.

vIf you are using a desktop size of 1280×1024 or larger,reduce the desktop

size and the color depth.

vIf you are using the Rotation function in the Rotation tab of the “Intel(R)

82852/82855 GM/GME Graphics Controller Properties” window,set it to

Normal.

vAttach the ac adapter.

vClose programs not being used.

Solving computer problems

22 ThinkPad

G40 Series Service and TroubleshootingGuide