Remove the GPU power distribution board tray

Follow instructions in this section to remove the GPU power distribution board tray. The procedure must be executed by a trained technician.

Procedure

1. Make preparation for this task.
   1. Remove all the power supply units. See Remove a hot-swap power supply unit.
   2. Remove all the front fans. See Remove a front hot-swap fan.
   3. Remove all the 2.5-inch hot-swap drives and the drive bay fillers (if any) from the drive bays. See Remove a 2.5-inch hot-swap drive.
   4. Pull the 8U GPU shuttle out of the chassis, and place it onto the lift platform. See Remove the 8U GPU shuttle.
   5. Remove the power complex. See Remove the power complex.
2. Remove all the cables from the cable holder frame and baffle assembly.
   1. Press the blue latch.
   2. Slide the blue latch to disengage the cable from the assembly.
   3. Slightly lift the cable and remove it from the assembly.
      Figure 1. Cable removal
      
      
   4. Repeat to remove other three cables.
3. Disconnect the all the cables from the GPU power distribution board.
4. Loosen the two thumbscrews on the GPU power distribution board tray.
   Figure 2. Loosening the thumbscrews
   
   
5. Remove the GPU power distribution board tray.
   1. Pull and rotate the handle of the tray all the way up to disengage the tray from the 8U GPU shuttle.
   2. Grasp the handle and lift the tray from the 8U GPU shuttle.
      Figure 3. GPU power distribution board tray removal
      
      
6. If necessary, remove the cables from the GPU power distribution board tray.
   1. Press the blue latch.
   2. Slide the blue latch to disengage the cable from the tray.
   3. Slightly lift the cable and remove it from the tray.
      Figure 4. Cable removal
      
      
   4. Repeat to remove the other three cables.