Power Distribution Board; Removing The Power Supply Unit Bay - Dell PowerEdge R930 Owner's Manual

Ensure that the tabs on the PSU blank engage with the slots on the chassis.

Power distribution board

Your system supports two Power Distribution Boards (PDBs) connected to the system board. PDBs are
located on the left and right sides of the system and supports AC power supply for your system.

Removing the power supply unit bay

Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that came with the product.
1. Ensure that you follow the
2. Follow the procedure listed in
3. Remove the following:
a. AC PSU or power supply unit (PSU) blanks, if installed
b. Expansion card risers, if installed
c. Storage controller card for the left PSU bay
Steps
1. Using your index finger and thumb press the spring latch on the PSU bay, and pull it until:
a. The slots on the PSU bay disengage from the tabs on the chassis.
b. The connector on the Power Distribution Board (PDB) disengages from the connector on the
system board.
2. Lift the power supply bay away from the system.
Follow the same procedure for the removal of other power supply bay in the system.
124
Safety instructions.
Before working inside your system.