Removing a 750-watt -48 volt to -60 volt dc power supply

Use this information to remove a 750-watt -48 volt to -60 volt dc power supply.

When you remove a 750-watt -48 V to -60 V dc power supply, observe the following precautions.

Statement 8

CAUTION

Never remove the cover on a power supply or any part that has the following label attached.

Hazardous voltage, current, and energy levels are
present inside any component that has this label
attached. There are no serviceable parts inside these
components. If you suspect a problem with one of these
parts, contact a service technician.

To remove a 750-watt -48 V to -60 V dc power supply, complete the following steps:

1. Read the safety information and installation guidelines, see Safety and Installation guidelines.
2. Turn off the server (see Turning off the server) and remove the peripheral devices cables, excluding the power supply cable. Disconnect all external cables from the server.
   Attention

   When you handle static-sensitive devices, take precautions to avoid damage from static electricity. For details about handling these devices, see Handling static-sensitive devices.
3. Turn off the circuit breaker(s) for the power supplies.
4. If the server is in a rack, at the back of the server, pull back the cable management arm to gain access to the rear of the server and the power supply.
5. Press and hold the orange release tab to the left. Grasp the power supply handle and pull the power supply out of the server.

   

6. Detach the dc power cable from the power supply.
7. If you are not installing a new power supply, reinstall the power supply filler in the bay.
8. Facing the rear of the server, pull the spacer release tab on the power supply spacer to the right, use your finger to grasp the hole on the side of the spacer, and slide the power supply spacer out of the server.
   Note

   You only need to remove the spacer if you are removing all of the 750-watt -48 V to -60 V dc power supplies from the server and installing 1400-watt power supplies.
9. Set the power supply spacer aside.
10. If you are instructed to return the power supply, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.