7Replace the power supply. See "Installing a Power Supply" on page 60.
8Close the system. See "Closing the System" on page 92.
9Reconnect the system to its electrical outlet and turn on the system, including any attached peripherals.
Fan Controller Board
Removing the Fan Controller Board
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
1Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
2Open the system. See "Opening the System" on page 91.
3Remove the power distribution boards. See "Removing a Power Distribution Board" on page 94.
4Disconnect all the cables from the fan controller board. See Figure
Note the routing of the cable underneath the tabs on the chassis as you remove them from the system. You must route these cables properly when you replace them to prevent the cables from being pinched or crimped.
5Remove the screw securing the fan controller board to the chassis. See Figure
6Slide and lift the fan controller board out of the chassis. See Figure
Installing System Components
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