Remove the power supply unit

Follow instructions in this section to remove the power supply unit.

About this task

S001

DANGER

danger

Electrical current from power, telephone, and communication cables is hazardous.

To avoid a shock hazard:

• Connect all power cords to a properly wired and grounded electrical outlet/source.
• Connect any equipment that will be attached to this product to properly wired outlets/sources.
• When possible, use one hand only to connect or disconnect signal cables.
• Never turn on any equipment when there is evidence of fire, water, or structural damage.
• The device might have more than one power cord, to remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

S002

CAUTION

The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

S035

CAUTION

Never remove the cover on a power supply or any part that has this 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.

Attention

• Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See Power off the server.
• Remove any locking device that secures the server, such as a Kensington lock or a padlock.
• Place the server on its side with the cover up.

Procedure

1. Make preparation for this task.
   1. Remove the server cover. See Remove the server cover.
      Attention

      The heat sink and processor could be very hot. To avoid burning yourself, wait for a few minutes after turning off the server before you remove the server cover.
   2. If applicable, remove the simple-swap drive (bay 0-1). See Remove a simple-swap drive (bay 0-1).
   3. If applicable, remove the simple-swap drive cage (bay 0-1). See Remove the drive cage (bay 0-1).
2. Disconnect the processor power cable and system power cable from the system board.
   Attention

   To avoid damaging the system board, make sure to follow the instructions in Internal cable routing when disconnecting cables from the system board.
3. From the outside of the chassis, remove the four screws that secure the power supply unit to the chassis.
   Figure 1. Removing the screws securing the power supply unit
   
   
4. Remove the power supply unit from the chassis.
   1. Press the release tab to disengage the power supply unit from the chassis.
   2. Slide out the power supply unit; then, lift it out of the chassis.
      Figure 2. Removing the power supply unit