Computer Screen Problems - IBM ThinkPad R40 series Service Manual

Solving computer problems
For Windows XP or Windows 2000:
1. Start the ThinkPad Configuration Program.
2. Click Power Management.
3. Click the Hibernate tab.
4. Select the hibernate support checkbox.
5. Click OK.
Note: You can enter hibernation mode by pressing Fn+F12 only if the PM
Problem: Under Windows XP, the Fn+F3 key combination does not make the
computer screen go blank.
Solution: Windows XP enables multiple users to log on to the system at the
same time. If you are the first user to have logged on to your computer, you
can use the Fn+F3 key combination. Otherwise the combination will not work
on your computer.

Computer screen problems

Problem: The screen is blank.
Solution:
v If the standby status indicator is on (in green), press Fn to resume from the
standby mode.
v If you are using the ac adapter, or using the battery, and the battery status
indicator is on (in green), press Fn+Home to make the screen brighter.
v If you attach an external monitor to your computer, press Fn+F7 to switch
the screen output location.
v If the problem persists, do the "Solution" in the problem below.
Problem: The screen is unreadable or distorted.
Solution: Make sure that:
v The display device driver is installed correctly.
v The display resolution and color depth are correctly set.
v The monitor type is correct.
To check these settings, do as follows:
For Windows 2000:
1. Double-click Display in the Control Panel. The Display Properties window
opens.
2. Click the Settings tab.
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ThinkPad R40 Series Service and Troubleshooting Guide
driver for Windows 2000 or Windows XP has been installed.