Contents
Overview . . . . . . . . . . . . . .v
Safety information for replacing CRUs . . . . . .v
Safety information for replacing FRUs . . . . . .v
Additional information resources . . . . . . .vi
Tools required . . . . . . . . . . . . .vi
Handling static-sensitive devices . . . . . . .vi
Chapter 1. Locations . . . . . . . . .1
Locating components . . . . . . . . . . .1
Locating connectors on the front of the computer . .2
Locating connectors on the rear of the computer . .3
Identifying parts on the system board . . . . . .4
Chapter 2. Replacing hardware . . . . .5
Removing the computer cover . . . . . . . .5
Removing and replacing the front bezel . . . . .7
Replacing the power supply . . . . . . . . .8
Replacing the system board assembly . . . . . .9
Replacing the microprocessor . . . . . . . .14
Replacing a memory module . . . . . . . .19
Replacing an adapter . . . . . . . . . . .20
Replacing the hard disk drive . . . . . . . .21
Replacing an optical drive . . . . . . . . .23
Replacing the diskette drive . . . . . . . . .24
Replacing the system fan assembly . . . . . .25
Replacing the front audio/USB panel . . . . . .26
Replacing the keyboard . . . . . . . . . .27
Replacing the mouse . . . . . . . . . . .28
Replacing the internal speaker . . . . . . . .28
Completing the installation . . . . . . . . .29
Updating (flashing) BIOS from a diskette or
CD-ROM . . . . . . . . . . . . . . .31
Appendix. Notices . . . . . . . . . .33
Television output notice . . . . . . . . . .34
Trademarks . . . . . . . . . . . . . .34
© Lenovo 2005. Portions © IBM Corp. 2005. iii