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Contents
Overview . . . . . . . . . . . . . .v
Safety information for replacing CRUs . . . . . .v
Safety information for replacing FRUs . . . . . .v
Additional information resources . . . . . . .v
Tools required . . . . . . . . . . . . .vi
Handling static-sensitive devices . . . . . . .vi
Chapter 1. Locations . . . . . . . . .1
Locating components . . . . . . . . . . .1
Locating controls and connectors on the front of your
computer . . . . . . . . . . . . . . .2
Locating connectors on the rear of your computer . .3
Identifying parts on the system board . . . . . .4
Chapter 2. Replacing hardware . . . . .5
Opening the cover . . . . . . . . . . . .5
Replacing the power supply . . . . . . . . .6
Replacing the system board assembly . . . . . .8
Replacing the microprocessor . . . . . . . .12
Replacing a memory module . . . . . . . .17
Replacing an adapter . . . . . . . . . . .19
Replacing a hard disk drive . . . . . . . . .21
Replacing an optical drive . . . . . . . . .23
Replacing the diskette drive . . . . . . . . .25
Replacing the keyboard . . . . . . . . . .26
Replacing the mouse . . . . . . . . . . .26
Replacing the internal speaker . . . . . . . .27
Completing the CRU replacement . . . . . . .28
Updating (flashing) BIOS from a diskette or
CD-ROM . . . . . . . . . . . . . . .29
Appendix. Notices . . . . . . . . . .31
Television output notice . . . . . . . . . .32
Trademarks . . . . . . . . . . . . . .32
© Lenovo 2005. Portions © IBM Corp. 2005. iii