Power Distribution Board - HP Integrity rx4640 Operation And Maintenance Manual

Removing and Replacing Components

Power Distribution Board

Power Distribution Board
The power distribution board is attached to the rear power supply cage, underneath the hot-swap power supply fan unit.
WARNING
Ensure that the system is powered down and all power sources have been disconnected from the server
prior to removing or replacing the power distribution board.
Voltages are present at various locations within the server whenever an AC power source is connected.
This voltage is present even when the main power switch is in the off position.
Failure to observe this warning could result in personal injury or damage to equipment.
CAUTION
Failure to properly complete the steps in this procedure will result in erratic system behavior or system failure.
For assistance with this procedure contact your local HP Authorized Service Provider.
Observe all ESD safety precautions before attempting this procedure. Failure to follow ESD safety
precautions could result in damage to the server.
Figure 7-33 Power Distribution Board Removal and Replacement
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Power distribution board
Attaching
screw
hole
Chapter 7