HP Vectra VL800 User Manual page 51

4 Attach the heatsink to the processor then secure it in place using the
four springs and four screws.
5 Connect the heatsink power connector to the system board.
6 Replace the PC's cover (refer to page 25 for instructions). Reconnect all the
power and telecommunications cables.
When you start the PC, you should check that the processor has been
correctly identified (refer to "Viewing the Summary Screen" on page 18).
2 Installing and Replacing Hardware Parts in Your PC
Replacing the Processor
51