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• If you are installing a heat sink that has contaminated thermal grease, see "Thermal grease" on page 76
for instructions for replacing the thermal grease.
To install an additional microprocessor and heat sink, complete the following steps:
Step 1.
Read the safety information that begins in "Safety" on page v and "Installation guidelines" on
page 36.
Step 2.
Release the microprocessor release lever by pressing down on the end, moving it to the side, and
releasing it to the open (up) position.
Step 3.
Open the microprocessor bracket frame by lifting up the tab on the top edge. Keep the bracket
frame in the open position.
Step 4.
The microprocessor is preinstalled in the installation tool, release the sides of the cover and remove
the cover from the installation tool.
Step 5.
Install the microprocessor:
1. Align the installation tool with the microprocessor socket as shown in the following illustration.
Note: The microprocessor fits only one way on the socket.
Alignment
pins
2. Twist the handle on the microprocessor tool counterclockwise to insert the microprocessor
into the socket.
310
Lenovo System x3630 M4 Installation and Service Guide
Microprocessor
installation tool
(microprocessor
inside)
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Table of Contents
Troubleshooting
