Gateway 7400 System Manual page 86

7
Loosen the two captive thumbscrews that secure the backplane in the
hot-plug cage bracket.
8
Pull the backplane out to the side of the chassis, then toward the back
of the system to remove it from the retention hooks.
9
Lift the backplane out of the chassis.
10
Set any jumpers on the new backplane that are required for your hot-plug
configuration. (See "SCSI backplane board" on page 10 for instructions.)
78
Replacing and Adding System Components