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Appendix D. Customer replaceable unit (CRU) parts list
For your computer, the following parts are designated customer replaceable unit
(CRU) parts. Refer to the warranty section of your Quick Reference for more
information.
Note: Use only the parts provided by Lenovo.
Tier 1 CRUs
Adapter cards
Hard disk drives
Keyboards
Memory
Optical drives
Mouse
Speakers
Floppy diskette drive
Tier 2 CRUs
Microprocessor
Heatsink
Power supply
System board
© Lenovo 2006. Portions © IBM Corp. 2005. 39