IBM THINKPAD R50 series, Service And Troubleshooting Manual

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6.
Click the
Properties
button. Check the
″
Device status
″
box and make
sure the device is working properly. If not, click the Troubleshooter
button.
7. Click the Monitor tab.
8.
Make sure the information is correct.
9. Click the Properties button. Check the
″
Device status
″
box and make
sure the device is working properly. If not, click the Troubleshooter
button.
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.
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 optional Quick Charger is available, use it to charge the
over-discharged battery.
If the battery cannot be fully charged in 24 hours, use a new battery.
Problem:
Your computer shuts down before the battery status indicator shows
Solving computer problems
24
ThinkPad
®
R50 Series Service and Troubleshooting Guide