HP ProLiant BL20p Generation 3 Maintenance And Service Manual page 23

Removal and Replacement Procedures
5. Raise the processor locking lever to release the processor (1) and remove the processor
(2).
Figure 2-8: Removing the processor
To replace the processor:
2-12
CAUTION: When installing the processor into the socket, be sure that the locking lever is
raised to avoid damaging pins.
HP ProLiant BL20p Generation 3 Server Blade Maintenance and Service Guide