Install the DC power supply

Procedure
  1. Remove the ring tongue from the top of the power supply.

    Remove the ring tongue from the top of the power supply
  2. Crimp the ring tongue to the ground cable from the -48V power source.

    Crimp the ring tongue to the ground cable from the -48V power source
  3. Remove the black connector from the rear of the power supply.

    Removing the black connector from the rear of the PSU
  4. Loosen the screws on the connector.

    Loosening the screws on the connector
  5. Attach the (earthed) cable to the ground screw and washer and tighten to 13 lb-in of torque. The ground cable must be connected before connecting the -48V wire and return wire.

    Attach the (earthed) cable to the ground screw and washer and tighten to 13 lb-in of torque
  6. Insert the -48V wire into the left side of the connector and tighten the screw to 10 lb-in of torque.

    Inserting the -48V power source into the left side of the connector
  7. Insert the return wire into the right side of the connector and tighten the screw to 10 lb-in of torque.

    Inserting the return wire into the right side of the connector
  8. Insert the power supply into the power supply bay until it clicks into place.

    Install a DC power supply
  9. Insert the connector into the power supply.

    Inserting the connector into the PSU
  10. Attach the cables to the power supply handle with the hook-and-loop strap.

    Attaching the cables to the power supply handle
  11. Route the power cord. Use best practices when routing power cords and other cables. A cable management arm is available to help with routing. To obtain a cable management arm, contact a Hewlett Packard Enterprise authorized reseller.
  12. Make sure the -48V DC power source is off or the PDU breaker is in the off position, and then connect the power cord to the -48V DC power source or PDU.
  13. Turn on the -48V power source or switch the PDU breaker to the on position to supply -48V to the power supply.
  14. Be sure that the green power supply LED is on.