Battery Problems - IBM ThinkPad TransNote Servce And Troubleshooting Manual

Solution: Press the reset switch 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
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.
Problem: The computer does not operate with a fully charged battery.
Solution: The surge protector in the battery might be active. Turn off the
computer for one minute to reset the protector; then turn on the computer
again.
Problem: The battery cannot be charged.
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ThinkPad TransNote Service and Troubleshooting Guide