Gateway 7210 System Manual page 76

8
Place the new power supply in the proper position in the chassis and line
up the mounting holes with the holes in the chassis.
Handle
9
Replace the screws securing the power supply to the back panel.
10
Reconnect the power connectors to the system board and to all internal
devices.
11
Close the case. (See "Closing the case" on page 27.)
12
Reconnect the power cord and all external peripherals, then turn on the
system.
Power supplies
69