Power Block Controller (PBC) Assembly

This section provides instructions for replacing the Power Block controller (PBC Power Block Controller) assembly in the Power Block.

Assembly Components

The PBC Power Block Controller assembly contains the following components:

1. Power Block controller (PBC Power Block Controller)

2. Ethernet surge suppressor with Ethernet cables (x4)

   See Ethernet Surge Suppressor if you want to replace one.

Required Tools and Materials

90° #5 Phillips screwdriver or ratchet

Before You Begin

Before servicing the component, complete the following steps:

1. Power off.

2. Remove front upper, mid, and lower panels.

3. Remove front door.

4. Remove the right side transparent shield.

AFTER REPLACING THE COMPONENTS, REVERSE THE ABOVE STEPS TO COMPLETE THE SERVICE.

Replace the PBC Assembly

1. Disconnect the cables (x2).

   

   1. Press the small latch on the connector cap to rotate the lever. The connector is unlocked when the lever is 90° to the connector.

      

      1. Lever

      2. Latch

      3. Cap

   2. Pull the connector out to disconnect.

2. Remove the screw. If necessary, use #5 Phillips screwdriver.

   Hand tight the screw when reinstalling.

   

3. Slide the assembly up to disengage the keyholes from the hooks (x3) on the bracket.

   

Reverse the above steps to reinstall with replacement FRU Field Replaceable Unit.