101
Power distribution board
Replacing the power distribution board
1 Remove the front and rear access covers (refer to page 46 and
page 44).
2 Open the front subchassis and remove the electronics bay (refer to
page 47 and page 49).
3 Partially remove the power supplies (refer to page 82) to
disengage the power supply connectors from the power
distribution board.
4 Disconnect the cables from the power distribution board.
5 Remove the four screws that secure the power distribution board
to the main chassis.
6 Grasp the edge of the power distribution board and plastic overlay
along the edge where the screw holes are located. Lift the edge,
tilting the board about 30°. Pull up on the board to free the holes
on the opposite edge from the tabs on the chassis and slide the
board free
.
Figure 52 - Removing a power distribution board
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