l To prevent damage to the CPU, CPU socket, or mainboard, ensure that the securing rod on
the CPU socket is fully open before you install the CPU in the socket.
l When you close the securing rod, do not exert excessive force or touch any components
and gild pins on the CPU.
l Do not move the CPU if it is not correctly placed to avoid any twisted pins. Lift the CPU
until it is out of the socket, and then place it in the socket properly.
Step 9 Align the triangle mark on the CPU with the triangle mark on the CPU socket to ensure that
the CPU is properly installed. Figure 7-76 shows a CPU that is incorrectly placed.
Figure 7-76 Wrong way to place a CPU
Step 10 Close the cover that secures the CPU. See step (2) in Figure 7-75.
Step 11 Lower the securing rod near the
or label. See step (3) in Figure 7-75.
Step 12 Lower the securing rod near the or label. See step (4) in Figure 7-75.
Step 13 Align the screws on the heat sink with the fastening studs on the CPU base, and place the heat
sink on the CPU. See step (1) in Figure 7-77.
5288 V3 Server
User Guide
7 Replacing Parts
Issue 26 (2018-11-19) Copyright © Huawei Technologies Co., Ltd. 191
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