Chapter 2. Solving computer problems

Diagnosing problems . . . . . . . . .12

Troubleshooting . . . . . . . . . . .12

Error messages . . . . . . . . . .12

Errors without messages . . . . . . .17

A password problem . . . . . . . .19

A power switch problem . . . . . . .19

Keyboard problems . . . . . . . .19

TrackPoint problems . . . . . . . .20

Standby and hibernation problems . . .21

Computer screen problems . . . . . .24

Battery problems . . . . . . . . .25

Hard disk drive problems . . . . . .26

A startup problem . . . . . . . . .26

Fingerprint authentication problems . . .28

Other problems . . . . . . . . . .28

Starting BIOS Setup Utility . . . . . . .30

Recovering pre-installed software . . . . .31

Upgrading the hard disk drive . . . . . .32

Replacing the battery . . . . . . . . .35

Using the Extended Life Battery . . . . .36

© Lenovo 2005. Portions © IBM Corp. 2005. 11