Replacing The Power Distribution Board; Removing And Replacing The Power Distribution Board - HP Integrity rx4640 Service Manual

2. Remove the top cover. See
3. Remove the power supply fan unit from the chassis. See
Chassis Fan Unit" (page
4. Remove the hot-swappable power supply from the chassis. See
Power Supply" (page
5. Unplug the power cable and the signal cable from the midplane riser board.
6. Using a torx #15 driver, loosen the one torx screw attaching the power distribution board
to the chassis.
7. Push the power distribution board towards the center of the chassis to release it from the
keyway slots. Pull it off the keyway slots and up and out of the chassis.
how to remove the power distribution board.
Figure 4-41 Removing and Replacing the Power Distribution Board

Replacing the Power Distribution Board

To replace the power distribution board, follow these steps:
1. Replace the power distribution board over the keyway slots and push it towards the side
of the chassis to lock it onto the studs.
2. Reattach the power distribution board to the chassis bulkhead by replacing the one torx #15
screw. Hand tighten the screw.
3. Plug the power and signal cables back into the midplane riser board.
4. Replace the hot-swappable power supply into the chassis. See
Power Supply" (page
5. Replace the power supply fan unit into the chassis. See
Fan Unit" (page
6. Replace the top cover. See
86 Removing and Replacing Components
"Removing the Top Cover" (page
53).
84).
84).
55).
"Replacing the Top Cover" (page
36).
"Removing a Hot-Swappable
"Removing a Hot-Swappable
Figure 4-41
"Replacing a Hot-Swappable
"Replacing a Hot-Swappable Chassis
36).
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