Chapter 8. Replacing FRUs (Machine Types: 0806, 0810, 0821,
0823, 0827, 0829,0832, 0835, 0842, 0844, 0846, 0848, 0851, and
4089.)
Important
Be sure to read and understand Chapter 2 “Safety information” on page 3 before you replace any FRU.
These precautions and guidelines will help you work safely.
FRU replacements are to be done only by trained service technicians.
This chapter does not contain the remove or replace procedure for all FRUs. Only the major FRUs are
documented.
Locating connectors, controls, and indicators on the front of your
computer
Front connector, control, and indicator locations shows the locations of the connectors, controls, and
indicators on the front of your computer.
Figure 1. Front connector, control, and indicator locations
1
Hard disk drive activity indicator
5
USB connector
2
Power indicator
6
Headphone connector
3
Power switch
7
Microphone connector
4
Optical drive eject/close button
8
USB connector
© Copyright Lenovo 2010, 2011
67
Summary of Contents for ThinkCentre M70e
Page 2: ......
Page 8: ...vi ThinkCentre Hardware Maintenance Manual ...
Page 17: ...Chapter 2 Safety information 9 ...
Page 21: ...Chapter 2 Safety information 13 ...
Page 22: ...1 2 14 ThinkCentre Hardware Maintenance Manual ...
Page 23: ...Chapter 2 Safety information 15 ...
Page 29: ...Chapter 2 Safety information 21 ...
Page 33: ...Chapter 2 Safety information 25 ...
Page 40: ...32 ThinkCentre Hardware Maintenance Manual ...
Page 74: ...66 ThinkCentre Hardware Maintenance Manual ...
Page 104: ...96 ThinkCentre Hardware Maintenance Manual ...
Page 402: ...394 ThinkCentre Hardware Maintenance Manual ...
Page 407: ......
Page 408: ...Part Number 71Y8558 Printed in USA 1P P N 71Y8558 71Y8558 ...