IBM ThinkPad R30, Service And Troubleshooting Manual

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For Windows NT:
1. Open the Display Properties window, by double-clicking the Display icon
in the Control Panel.
2.
Double-click the
Display
icon in the Control Panel.
3. Click the Settings tab.
4. Check whether the color depth and resolution are correctly set.
5. Click Display Type... .
6. Make sure
″
Trident Video Accelerator 3D Adapter
″
is shown in the adapter
type section.
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 over 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:
″
Unable to create overlay window
″
message appears when you start
DVD playback, -or- you may get poor playback or none at all while running
video playback, DVD playback or game applications.
Solution: Do either of the following:
v
If you are using the computer display and external monitor simultaneously
with 32–bit color mode, change the color depth to 16–bit mode.
v
If you are using a desktop size of 1280x1024 or larger, reduce the desktop
size and the color depth.
Problem:
You see the poor quality screen in DVD playback.
Solving computer problems
26
ThinkPad
®
R30 Series Service and Troubleshooting Guide