Hard Disk Drive Problems; Software Problems - IBM ThinkPad X20 Supplementary Manual

Solving computer problems
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 does not charge.
Solution: You cannot charge the battery when it is too hot. If the battery feels
hot, remove it from the computer and allow it to cool to room temperature.
After it cools, reinstall it and recharge the battery. If it still cannot be charged,
have it serviced.

Hard disk drive problems

Problem: The hard disk drive makes a rattling noise intermittently.
Solution: The rattling noise might be heard when:
v The hard disk drive starts accessing the data or when it stops.
v You are carrying the hard disk drive.
v You are carrying your computer.
This is a normal characteristic of a hard disk drive and is not a defect.
Problem: The hard disk drive does not work.
Solution: In the startup menu in IBM BIOS Setup Utility, make sure that there
is no exclamation point ! to the left of the hard disk drive. If there is such a
mark, the hard disk drive is disabled. Clear the mark to enable the drive.

Software problems

Problem: An application does not run correctly.
Solution: Make sure that the problem is not being caused by the application
by checking the following:
v Your computer has the minimum required memory to run the application.
Refer to the manuals supplied with the application.
v The application is designed to operate with your operating system.
v Other applications run correctly on your computer.
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ThinkPad X Series Service and Troubleshooting Guide