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## Install the Power Supply Backplane

Note - This is a cold service procedure that must be performed by qualified service personnel. See Cold Service, Replaceable by Authorized Service Personnel for more information about this category of service procedures.

| Caution - The server must be fully shut down and the power cords disconnected.

| Caution - This procedure involves handling circuit boards that are extremely sensitive to static electricity. Ensure that you follow ESD preventative practices to avoid damaging the circuit boards.

| Caution - Components inside the chassis might be hot. Use caution when servicing components inside the chassis.

1. Mount the power supply backplane to the front of the power supply bay.

   Place the backplane over its standoffs.

2. Secure the power supply backplane with a single screw.
3. Install the power distribution board.

   See Install the Power Distribution Board.

4. Install the power supplies.

   Slide each power supply into its bay until the power supply locks into place.

5. Install the motherboard assembly.

   See Install the Motherboard Assembly.

##### Related Information

- Remove the Power Supply Backplane

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