Dell Alienware Aurora R4 (Late 2011) - Manual (Page 100)

100 Master I/O Board
Replacing the Master I/O Board
1 Align the screw holes on the master I/O board to the screw holes on the
chassis and place the master I/O board in the chassis.
2 Replace the screws that secure the master I/O board to the chassis.
3 Route and connect the cables that you removed from the connectors on
the master I/O board.
NOTE: For information on master I/O board connectors, see "Master I/O
Board Components" on page 21.
Postrequisites
1 Replace the PCI-fan. See "Replacing the PCI-Fan" on page 54.
2 Replace the drive-bay shroud. See "Replacing the Drive-Bay Shroud" on
page 48.
1 master I/O board 2 screws (4)
2 1
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