Gateway 7210 System Manual page 62

8
Align the new processor with the processor slot (note that the processor
slot is keyed so the processor can only be installed one way) and press
firmly to install it.
9
Reconnect the processor fan cable to the processor fan connector on the
system board.
10
Close the case. (See "Closing the case" on page 27.)
11
Reconnect the power cord and all other cords you removed, then turn
on the system.
Important Gateway recommends that you run a processor retest from
the BIOS Setup utility whenever you replace or add a
processor.
55
Processors