HP ProLiant BL35p User Manual page 19

CAUTION: Do not bend or damage the pins beneath the processor.
CAUTION: Be sure that the processor socket locking lever is closed after the processor is installed. The
lever should close without resistance. Forcing the lever closed can damage the processor and socket,
requiring system board replacement.
Close the processor locking lever.
4.
Remove the protective cover from the thermal interface.
5.
Hardware options installation 19