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Overview
This guide is intended to be used by customers who are replacing Customer
Replaceable Units (CRUs) as well as trained service personnel who are replacing
Field Replaceable Units (FRUs). In this guide CRUs and FRUs will often be
referred to as parts.
This guide does not include procedures for all parts. It is expected that cables,
switches, and certain mechanical parts can be replaced by trained service personnel
without the need for step-by-step procedures.
Note: Use only the parts provided by IBM.
This guide contains procedures for replacing the following parts:
v Power supply
v System board
v Microprocessor
v Memory modules
v Optional PCI adapter
v Hard disk drive
v Optical drive
v Diskette drive
v Keyboard
v Mouse
v Internal speaker
Safety information for replacing CRUs
Do not open your computer or attempt any repair before reading the “Important
safety information” in the Quick Reference that was included with your computer. If
you no longer have this copy of the Quick Reference, you can obtain one online
from the World Wide Web at http://www.ibm.com/pc/support.
Safety information for replacing FRUs
Do not attempt any repair before reading the “Important safety information” in the
Hardware Maintenance Manual (HMM) for the computer. You can find the HMM on
the World Wide Web at http://www.ibm.com/pc/support.
Additional information resources
If you have Internet access, the most up-to-date information for your computer is
available from the World Wide Web.
You can find the following information:
v CRU removal and installation instructions
v Publications
v Troubleshooting information
v Parts information
v Downloads and drivers
v Links to other useful sources of information
To
access this information, go to http://www.ibm.com/pc/support.
© Copyright IBM Corp. 2005 v