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 117.

3Remove the power distribution boards. See "Removing a Power Distribution Board" on page 121.

4Disconnect all the cables from the fan controller board. See Figure 5-11.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 3-25.

6Slide and lift the fan controller board out of the chassis. See Figure 3-

25.

Figure 3-25. Removing and Installing the Fan Controller Board

1

screw

2

fan controller board

124 Installing System Components

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Image 124
Dell C6145 manual Removing and Installing the Fan Controller Board