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• To complete the installation or replacement, go to "Completing the parts replacement" on page 116.
Replacing the microprocessor
Attention:
Do not open your computer or attempt any repair before reading and understanding "Important safety information"
on page 1.
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 removing the computer cover.
To replace the microprocessor, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 81.
3. Lay the computer on its side for easier access to the system board.
4. Remove the heat sink and fan assembly. See "Replacing the heat sink and fan assembly" on page 97.
Note: Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it
does not get in contact with anything.
5. Lift the small handle
Figure 31. Accessing the microprocessor
6. Lift the microprocessor straight up and out of the microprocessor socket.
1
and open the retainer
Chapter 9
2
to access the microprocessor
.
Replacing FRUs (machine types: 3376, 3378, and 3387)
3
.
99
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Table of Contents
Troubleshooting
