Dell XPS 730 H2C (Late 2008) - Manual (Page 31)

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Replacing the Master Control Board
Dell™ XPS™ 730/730X Service Manual
1. Follow the procedures in Before You Begin .
2. Remove the computer cover (see Replacing the Computer Cover ).
3. Remove the fan shrouds (see Removing the Card Slot and Processor Fan Shrouds ).
4. Remove the card slot assembly (see Replacing the Card Slot Fan Assembly ).
5. Remove the processor fan assembly (see Replacing the Processor Fan Assembly ).
6. Disconnect all cables from the master control board.
7. Remove three screws that secure the master control panel to the metal tray.
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 ).
13. Replace the card slot fan assembly (see Replacing the Card Slot Fan Assembly ).
14. Replace the fan shrouds.
15. Replace the computer cover (see Replacing the Computer Cover ).
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WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance
1 master control board 2 Screws (3)