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Installing System Components 97
7
Replace the power supply. See "Installing a Power Supply" on page 60.
8
Close the system. See "Closing the System" on page 92.
9
Reconnect 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.
1
Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
2
Open the system. See "Opening the System" on page 91.
3
Remove the power distribution boards. See "Removing a Power
Distribution Board" on page 94.
4
Disconnect all the cables from the fan controller board. See Figure 5-12.
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.
5
Remove the screw securing the fan controller board to the chassis. See
Figure 3-25.
6
Slide and lift the fan controller board out of the chassis. See Figure 3-25.
book.book Page 97 Thursday, March 4, 2010 4:38 PM