Removal and replacement procedures 47
CAUTION: Removal of the processor or heatsink renders the thermal layer between the
processor and heatsink useless. Clean the component with the provided alcohol swab, then add
thermal grease.
IMPORTANT: If installing a processor with a faster speed, update the system ROM before
installing the processor.
IMPORTANT: PPM 2 must be installed when processor 2 is installed. The system fails to boot if
the PPM is missing.
IMPORTANT: Processor socket 1 must be populated at all times or the server does not function.
NOTE: PPM 1 is embedded in the system board.
To remove the component:
1. Update the system ROM.
Locate and download the latest ROM version from the HP website (http://www.hp.com/support).
Follow the instructions on the website to update the system ROM.
2. Power down the server (on page 26).
3. Do one of the following:
o Unlock and remove the bezel ("Front bezel" on page 27).
o Extend the server from the rack (on page 26).
4. Remove the access panel ("Access panel" on page 29).
5. Remove the heatsink ("Heatsink" on page 44).
6. Open the processor retaining latch and the processor socket retaining bracket.