IBM THINKPAD X41, Service And Troubleshooting Manual

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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:
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 battery cannot be fully charged in 24 hours, use a new battery.
If the optional Quick Charger is available, use it to charge the
over-discharged battery.
Problem:
Your computer shuts down before the battery status indicator shows
empty, -or- Your computer operates after the battery status indicator
shows empty.
Solution:
Discharge and recharge the battery.
Problem:
The operating time for a fully charged battery is short.
Solution:
Discharge and recharge the battery. If your battery’s operating time is still
short, use a new battery.
Solving computer problems
Chapter 2. Solving computer problems
25