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.
Note: Trained service personnel should refer to the Hardware Maintenance Manual (HMM) for parts ordering information.
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
Note: Use only parts provided by Lenovo™.
This guide contains procedures for replacing the following parts:
vPower supply
vSystem board
vMicroprocessor
vMemory modules
vAdapter
vHard disk drive
vOptical drive
vDiskette drive
vSystem fan
vFront audio/USB panel
vKeyboard
vMouse
vInternal 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 Support Web site at http://www.lenovo.com/think/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 Support Web site at http://www.lenovo.com/think/support.
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