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 Replacement 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
Note: Use only the parts provided by Lenovo™.
This guide contains instructions for replacing the following parts:
vPower supply
vSystem board
vMicroprocessor
vMemory modules
vAdapter
vHard disk drive
vOptical drive
vDiskette drive
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.
Additional information resources
If you have Internet access, the most
You can find the following information:
vCRU removal and installation information
vPublications
vTroubleshooting information
vParts information
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