Removing The Microprocessor And Heat Sink - Lenovo System x3100 M4 Installation And Service Manual

Bezel clips
6. If you are instructed to return the upper bezel, follow all packaging instructions, and use any packaging
materials for shipping that are supplied to you.

Removing the microprocessor and heat sink

Use this information to remove the microprocessor and heat sink.
To remove the microprocessor and heat sink on 4U server models with non-hot-swap power supplies,
complete the following steps. For the 5U server model with hot-swap power supplies (Model name: 2582-
F4x), please see the next sub-section.
1. Read the safety information in
2. Turn off the server and all attached devices; then, disconnect all power cords and external cables.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
4. Remove the side cover (see
5. Remove the air duct.
6. Remove the heat sink from the microprocessor:
Attention: The heat sink may become very hot during normal operation. Allow time for the heat sink to
cool down before you touch it.
a. Loosen the screws and alternate among the screws until they break the seal with the
microprocessor.
b. Press firmly on the captive screws and loosen them with a screwdriver.
c. Use your fingers to gently pull the heat sink from the microprocessor.
Important: Be careful when you handle the microprocessor and heat sink. If the microprocessor and
heat sink will be reused, do not contaminate the thermal material between them.
"Safety" on page v and
"Removing the side cover" on page
"Installation guidelines" on page
32).
.
Chapter 2
30.
Installing optional devices
37