Battery Problems - IBM ThinkPad X41 Tablet Series Service And Troubleshooting Manual

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
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