Remove a Compact PDU
Refer to the service manuals of the equipment installed in the rack for the
proper PDU replacement procedures, if applicable.
Shut down and power off the equipment installed in the rack.
Refer to the system and equipment documentation for the proper shut
down and power off procedures.
Open the rear door of the rack.
Attach a wrist strap to your wrist and to an ESD grounding jack on the
See Attach an Antistatic Wrist Strap.
Switch off the two PDU circuit breakers in the rack.
Press down on the Off (0) toggle switch to power off the PDU. These circuit
breakers at the rear of the rack cabinet. See Circuit Breaker Locations (Standard PDU)
or Circuit Breaker Locations (Compact PDU).
the PDU's main power lead cord from the AC power source.
See Disconnect the Main Input Power Cords From the Power Source.
Disconnect any power jumper cords connected to the PDU from equipment in the
Note where these jumper cords were attached to the PDU.
Disconnect the PDU grounding strap connected to the rear rack rail.
grounding strap by pressing down on the tab of the strap's
quick-release connector and pulling the strap away from the connector. You can
optionally remove the grounding strap from the PDU. However, the replacement PDU
ships with a new grounding strap.
Using a T-25 Torx wrench key, remove the screw and washer securing the top
mounting bracket to the rack's rail.
Leave the spring nut in the rack rail channel, and save the screw and washer
for future use.
Lift the PDU slightly and slide it out of the side mounting bracket.
Using a T-25 Torx wrench key, remove the two screws and washers securing the
top mounting bracket to the PDU.
Save the screws, washers, and top mounting bracket for future use.
Consider your next step.