Lenovo 7417P9U - Tp T400 C2d/2.4 14.1 2Gb 160Gb Dvdr Wls 6C Wvb Service Manual page 37

Solution (continued):
For Windows XP:
1. Right-click on the desktop, click Properties to open the Display
Properties window, then click the Settings tab.
2. Check whether the screen resolution and color quality are correctly set.
3. Click Advanced.
4. Click the Adapter tab.
5. Make sure that the correct device driver name is shown in the adapter
information window.
Note: The device driver name depends on the video chip that has been
installed on your computer.
6. Click the Properties button. Check the "Device status" box and make sure
that the device is working properly. If not, click the Troubleshoot button.
7. Click the Monitor tab.
8. Make sure that the information is correct.
9. Click the Properties button. Check the "Device status" box and make sure
that the device is working properly. If not, click the Troubleshoot button.
Problem:
A message, "Unable to create overlay window," appears when I try to start
DVD playback.
-or-
I 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 an external display device with a desktop size of 1600 ×
1200 or larger (4:3), or 1680 × 1050 (16:10) or larger, reduce the refresh rate
or color depth.
Chapter 3. Solving computer problems
29