Gateway 7250R System Manual page 43

5
Gently press the DIMM into the socket until it is firmly seated. Inserting
the DIMM automatically locks the socket clamps on each end of the
DIMM.
6
Close the case. (See "Closing the case" on page 20.)
7
Reconnect the peripherals and the power cord, then turn on the system.
36
Replacing and Adding Internal Devices