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Appendix C. Customer Replacement Units (CRUs)
Customer replaceable units (CRUs)
For your ThinkPad computer, the following parts are designated Customer
Replaceable Unit (CRU) parts.
Listed below are the CRUs and the documentation where
removal/replacement instructions are located.
Service and
Troubleshooting
Guide
Setup
Poster
Access
IBM
Online
Hardware
Maintenance
Manual
Online
Video
Tier 1 CRUs
Battery X X X X
AC adapter and
power cord
X
Trackpoint cap X
Hard disk drive X X X X
Ultrabay device X X X
Phone line cord X
Memory X X X X
Tier 2 CRUs
Communication
Daughter Card
X X X
Keyboard X X X
You can find instructions for replacing CRUs in Access IBM, your on-board
help. To start Access IBM, press the blue Access IBM button on your
ThinkPad.
If you are unable to access these instructions or if you have difficulty
replacing a CRU, you can use either of the following additional resources:
v The Online Hardware Maintenance Manual and Online Videos available
from the Support Web site
http://www.lenovo.com/think/support/site.wss/document.do?
lndocid=part-video
© Copyright Lenovo 2005. © Portions Copyright IBM Corp. 2005. 75