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5. Make sure “ATI Mobility RADEON 7500” is shown in the Display Type
window.
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.
or
You get poor or no playback while running video playback, DVD playback, or
game applications.
Solution: Do either of the following:
v If you are using 32-bit color mode, change the color depth to 16-bit mode.
v If you are using a desktop size of 1280×1024 or larger, reduce the desktop
size and the color depth.
Battery problems
Problem: The battery cannot be fully charged by the power-off method in the
standard charge time for your computer.
Solution: The battery might be over-discharged. Do the following:
1. Turn off the computer.
2. Make sure that the over-discharged battery is in the computer.
3. Connect the ac adapter to the computer and let it charge.
If the battery cannot be fully charged in 24 hours, use a new battery.
Solving computer problems
Chapter 2. Solving computer problems 23