Figure 4-3Cabinet Switch Wiring Diagram - HP A3765A Installation Manual

5. Unclip the PDU harness from the cable clamps on the cabinet frame top and pull the
PDU harness down through the top frame.
6. Remove all component power cords from the PDU.
7. Remove the four (two on each bracket) mounting screws from the PDU mounting
brackets that attach to the frame columns.
8. Lift the PDU up to disengage, the PDU mounting bracket hooks from the frame column.
9. Pull the PDU out of the cabinet.
NOTE The PDU mounting brackets could be removed at this point if necessary.
PDU Replacement:
1. Align the PDU (with the brackets attached) on the right rear column of the cabinet
frame.
2. Insert the PDU bracket hooks into the column holes and lower the PDU until it rests on
the column.
3. Insert the PDU mounting screws through the brackets into the column with slip nuts
attached.
4. Route the PDU harness up through the top of the cabinet and through the cable clamps.
5. Plug the PDU harness onto the ON/OFF switch. Refer to Figure 4-3 wiring diagram.

Figure 4-3Cabinet Switch Wiring Diagram

6. Replace the top cap (refer to top cap replacement).
7. Reconnect all the cabinet components to the PDU(s).
Chapter 4
Removal and Replacement Procedures
Removal and Replacement Procedures
4-9