Install The Heat Sink - Lenovo ThinkSystem SR150 Maintenance Manual

a. Partially loosen screw 1.
b. Fully loosen screw 2.
c. Fully loosen screw 1.
Notes:
1. Gently remove the four screws to avoid any possible damage to the system board.
2. Always keep the four screws attached to the heat sink.
3. Do not touch the thermal grease while handling the heat sink.
Step 2. Loosen screw 3 and 4:
a. Partially loosen screw 3.
b. Fully loosen screw 4.
c. Fully loosen screw 3.
Figure 47. Heat sink removal
Step 3. Lift evenly and remove the heat sink from the server.
If you are instructed to return the component or optional device, follow all packaging instructions, and use
any packaging materials for shipping that are supplied to you.

Install the heat sink

Use this information to install the heat sink. This procedure must be executed by a trained technician.
Before you install the heat sink, complete the following steps:
1. Read "Safety" on page iii
To install the heat sink, complete the following steps:
Step 1. Align the four screws on the heat sink with the corresponding screw holes on the system board.
and "Installation Guidelines" on page 31 to ensure that you work safely.
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Chapter 3 Hardware replacement procedures
57