Replacing The Microprocessor - Lenovo ThinkCentre M58e 7268 User Manual

Replacing the microprocessor

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
This section provides instructions on how to replace 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.
To replace the microprocessor:
1. Open the computer cover. See "Opening the computer cover" on page 14.
2. Remove any parts or cables that may prevent your access to the system board.
3. Remove the heat sink and fan assembly. See "Replacing the heat sink and fan
assembly" on page 31.
4. Place the heat sink and fan assembly on its side so that the thermal grease
does not come in contact with anything.
5. Lift the small handle 3 and open the retainer 1 to access the
microprocessor 2 .
Figure 27. Accessing the microprocessor
Chapter 2. Installing options and replacing hardware
33