Lenovo ThinkSystem SR550, Maintenance Manual

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Notes:
• Carefully handle the TCM/TPM adapter by its edges.
• Your TCM/TPM adapter might look slightly different from the illustration.
Figure 113. TCM/TPM adapter installation
After installing the TCM/TPM adapter, complete the parts replacement. See “Complete the parts
replacement” on page 164.
Processor and heat sink replacement
Use the following procedures to replace an assembled processor and heat sink, known as a processor-heat-
sink module (PHM), a processor, or a heat sink.
Attention:
• Before you begin replacing a processor, make sure that you have an alcohol cleaning pad (part number
00MP352) and gray thermal grease (part number 41Y9292).
• Intel Xeon SP Gen 2 processors are supported on the system board with part number 01PE842. If you use
the system board with part number 01GV277, update your system firmware to the latest level before
installing an Intel Xeon SP Gen 2 processor. Otherwise, the system cannot be powered on.
Important:
The processor in your server can throttle, temporarily lowering speed to reduce heat output, in
response to thermal conditions. In instances where the throttling period is of extremely short duration (100
Chapter 3
.
Hardware replacement procedures
143