Replacing The Microprocessor - Lenovo ThinkCentre M58e 7268 Hardware Maintenance Manual

Replacing the microprocessor

CAUTION:
The heat sink and microprocessor might be very hot. Turn off the computer and
wait three to five minutes to let the computer cool before opening the computer
cover.
This section provides information on how to remove and replace the
microprocessor. The procedure varies depending upon the machine type.
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Hardware Maintenance Manual
Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
1. Remove the computer cover. See "Removing the computer cover" on page 85.
2. Place the computer on its right side to help make the microprocessor more
accessible.
3. Disconnect the heat sink and fan assembly cable from the system board. See
the system board illustration for your machine type at "System board
connectors" on page 84.
4. Remove the four screws 1 securing the heat sink and fan assembly to the
system board.