HP ProLiant SL250s Gen8 Server Maintenance and Service Guide

Removal and replacement procedures 45
To replace the component, reverse the removal procedure.
Heatsink
To remove the component:
CAUTION: The heatsink thermal interface media is not reusable and must be replaced if the
heatsink is removed from the processor after it has been installed.
1. Power down the server (on page 24).
2. Disconnect all peripheral cables from the server.
3. Remove the server from the chassis (on page 24).
4. Remove the front GPU cage (on page 26).
5. Remove the interposer board assembly (on page 26).
6. Remove the front GPU bracket (on page 27).
7. Remove the processor air baffle ("Processor air baffle" on page 44).
8. Remove the heatsink:
a. Loosen one pair of diagonally opposite screws halfway, and then loosen the other pair of screws.
b. Completely loosen all screws in the same sequence.
c. Remove the heatsink from the processor backplate.
To replace the component:
1. Clean the old thermal grease from the processor with the alcohol swab. Allow the alcohol to evaporate
before continuing.