HPE ProLiant ML10 Gen9 Maintenance And Service Manual page 47

Open the processor locking lever, and then open the processor retaining bracket.
11.
Hold the processor by the edges, and then lift it out of the socket.
12.
CAUTION: When returning a damaged system board to Hewlett Packard Enterprise, always
install all processor socket covers to prevent damage to the processor sockets and system
board.
Install the processor socket cover on the failed system board.
13.
Removal and replacement procedures 47