HP ProLiant DL580 Gen9 Maintenance And Service Manual page 58

Remove the processor memory drawer cover (on page 30).
5.
Remove the heatsink ("Heatsink" on page 55).
6.
Open each of the processor locking levers in the order indicated, and then open the processor
7.
retaining bracket.
Remove the processor from the processor retaining bracket.
8.
CAUTION: To avoid damage to the processor, do not touch the bottom of the processor,
especially the contact area.
Removal and replacement procedures 58