Remove an OSFP card and the support tray

Follow instructions in this section to remove an OSFP card and the support tray. The procedure must be executed by a trained technician.

Procedure

1. Make preparation for this task.
   1. Pull the system shuttle out of the chassis, and place it onto the lift platform. See Remove the system shuttle.
   2. Remove the rear fan bulkhead. See Remove the rear fan bulkhead.
   3. Remove the GPU shuttle See Remove the GPU shuttle.
2. Disconnect the following cables from the GPU baseboard.
   • Two GPU power cables
   • Two OSFP card power cables
   • Four OSFP card sideband cables
3. Remove the six screws securing the OSFP support tray.
   Figure 1. Screw removal
   
   
4. Disengage the OSFP support tray from the GPU shuttle base.
   1. Simultaneously press the two release buttons.
   2. Flip down the OSFP support tray to access the cable connectors.
   Figure 2. OSFP support tray disengagement
   
   
5. Disconnect the UltraPass cables from the GPU baseboard.
   1. Follow the sequence shown in the illustration below ( > > > > > > > ) to disconnect the UltraPass cables.
      Figure 3. UltraPass cable removal sequence
      
      
   2. Set the torque screwdriver to 0.59 ± 0.06 newton-meters. Then, loosen the four Torx T8 screws securing the connector cap in the sequence shown in the illustration below ( > > > ) to remove the cap.
      Figure 4. Connector cap removal
      
      
   3. Press the top button on the UltraPass connector removal tool to close the grippers at its base. Then, insert the tool into the connector.
      Note

      Insert the Ultrapass connector removal tool with the arrow facing the front side of the connector as illustrated.

      Figure 5. UltraPass connector removal tool insertion
      
      
   4. Release the top button when the tool is fully inserted into the connector. At this step, the grippers latch onto the connector.
      Figure 6. Releasing the top button
      
      
   5. Pull the tool vertically to disengage the connector from the frame.
      Note

      Make sure the tool is pulled in a vertical direction. Avoid tilting or pulling the tool at any angle.

      Figure 7. Cable removal
      
      
   6. Take the corresponding protective cover from the holder that is located on the wall of the OSFP support tray.
      Figure 8. Taking the corresponding protective cover from the holder
      
      
   7. Place the protective cover onto the connector.
      Figure 9. Placing the protective cover
      
      
   8. Press the top button to disengage the connector from the tool.
      Figure 10. Disengaging the connector from the tool
      
      
   9. Repeat the above steps to disconnect the remaining cables from the GPU baseboard.
6. Reinstall the connector caps onto the GPU baseboard.
   1. Set the torque screwdriver to 0.15 ± 0.02 newton-meters. Then, fasten the four Torx T8 screws securing the connector cap in the sequence shown in the illustration below ( > > > ).
   2. Set the torque screwdriver to 0.59 ± 0.06 newton-meters. Then, fasten the four Torx T8 screws securing the connector cap in the sequence shown in the illustration below ( > > > ).
      Figure 11. Connector cap installation
      
      
   3. Repeat the above steps to reinstall the remaining connector caps.
7. Remove the OSFP card.
   1. Loosen the four screws securing the OSFP card.
   2. Slide the OSFP card rearward and lift it out of the support tray.
   Figure 12. OSFP card removal
   
   
8. Hold the OSFP support tray and remove it from the GPU shuttle base.
   Figure 13. OSFP support tray removal