Gateway 7250R System Manual page 69

8
Remove the eleven screws that secure the system board to the chassis,
then lift the system board out of the chassis.
9
Remove the new system board from its anti-static bag and set any jumpers
that you may need to set for your configuration. See "System board" on
page 6 and "Setting the system board jumpers" on page 68.
62
Replacing and Adding Internal Devices