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Chapter 9. Replacing FRUs (Machine Types: 3379, 4083, 4088,
4099, 4138, 5897, 6137, 6234, 6258, 6303, 7174, 7220, 7346, 7354,
7357, 7360, 7483, 7582, 7627, 7630, 7638, 8910, and 9964.)
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 on the front of the computer
Front connector locations shows the location of the connectors on the front of the computer.
Note: Not all computer models have the following connectors.
Figure 37. Front connector locations
1
USB connector
2
Microphone connector
© Copyright Lenovo 2008, 2011
3
Headphone connector
4
USB connector
101
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