Installing The Power Distribution Board - Dell PowerEdge R420xr Owner's Manual

8. Remove the two screws securing the power distribution board to the chassis and lift the board out of
the chassis.
Figure 40. Removing and Installing the Power Distribution Board
1. screws (2)
3. power supply cable to the hard-drive
backplane
5. power distribution board

Installing The Power Distribution Board

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. Align the power distribution board with the standoffs on the chassis.
2. Install the two screws that secure the power distribution board to the chassis.
3. Connect the power distribution cables to the system board and fan cable connector to the power
distribution board.
4. Install the PDB shroud.
5. Close the system.
2. power supply cables to the system
board (3)
4. standoffs (2)
6. fan cable connector
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