HP ProLiant ML370 Generation 4 Reference And Troubleshooting Manual page 57

9. Close the processor retaining bracket.
10. Open the latches on the corresponding PPM slot.
11. Install the PPM.
IMPORTANT: Always install a PPM when you install a processor. The
system fails to boot if the corresponding PPM is missing.
NOTE: The appearance of compatible PPMs may vary.
12. Reinstall the processor air baffle.
13. Install the access panel.
Hardware options installation 57