Dell XPS 730 (Late 2008) - Manual (Page 86)

84 Replacing the Master Control Board
8 Lift the master control board out.
9 To replace the master control board, Orient the board on the metal tray.
10 Replace the three screws to secure the master control board assembly to
the metal tray.
11 Reconnect all cables to the master control board.
12 Replace the processor fan assembly (see "Replacing the Processor Fan
Assembly" on page 79).
13 Replace the card slot fan assembly (see "Replacing the Card Slot Fan
Assembly" on page 77).
14 Replace the fan shrouds.
15 Replace the computer cover (see "Replacing the Computer Cover" on
page 17).
1 master control board 2 Screws (3)
1
2