HP ProLiant DL160 Gen9 Maintenance And Service Manual page 45

IMPORTANT:
In a multiprocessor configuration, to optimize system performance, HP recommends balancing the total
capacity of the DIMMs across the processors.
To remove the component:
Power down the server (on page 26).
1.
Remove all power:
2.
Disconnect each power cord from the power source.
a.
Disconnect each power cord from the server.
b.
Do one of the following:
3.
Extend the server from the rack (on page 28).
o
Remove the server from the rack (on page 29).
o
Remove the access panel
4.
Remove the heatsink:
5.
Loosen one pair of diagonally opposite screws halfway, and then loosen the other pair of screws.
a.
Completely loosen all screws in the same sequence.
b.
Remove the heatsink from the processor backplate.
c.
CAUTION: The pins on the processor socket are very fragile. Any damage to them may require
replacing the system board.
Processor socket 1 must be populated at all times or the server does not function.
("Access panel" on page 30).
Removal and replacement procedures 45