Removal and replacement procedures  47 
 
IMPORTANT: Processor socket 1 must be populated at all times or the server does not 
function. 
 
 
 
IMPORTANT: If installing a processor with a faster speed, update the system ROM before 
installing the processor. 
 
To remove a processor: 
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 25). 
3.  Extend the server from the rack (on page 26). 
4.  Remove the access panel ("Access panel" on page 28). 
5.  If installed, remove the BBWC battery pack or the FBWC capacitor pack ("BBWC battery pack or 
FBWC capacitor pack" on page 37). 
6.  Remove the air baffle ("Air baffle" on page 38). 
7.  Remove the heatsink ("Heatsink" on page 45). 
8.  Open the processor retaining latch and the processor socket retaining bracket.