Remove a PCIe riser assembly (ConnectX-7 NDR 200)

Use this information to remove a PCIe riser assembly with ConnectX-7 NDR 200 adapter.

Procedure

1. Make preparations for this task.
   1. Remove the tray from the enclosure. See Remove a DWC tray from the enclosure.
   2. Remove the tray cover. See Remove the tray cover.
   3. Remove the cross braces. See Remove the cross braces.
   4. For shared I/O or socket direct configurations, disconnect the cable from the system board. See Internal cable routing.
   Note

   The following illustration might differ slightly from your hardware, but the installation method is the same.
2. If applicable, remove the interconnect cable from the node.
   1. Remove the two screws from the interconnect cable.
   2. Remove the interconnect cable from the water loop.
   3. Remove the two washers from the water loop.
   Figure 1. Interconnect cable removal
   
   
3. Loosen the PCIe riser assembly from system board.
   1. Loosen the captive screw on the clamp bracket and remove it.
   2. Loosen the screw on the front of the PCIe riser assembly
   3. Loosen the captive screw on the rear of the PCIe riser assembly.
   4. Remove the two long screws that secure the riser assembly.
   Figure 2. Loosening PCIe riser assembly from system board
   
   
4. Carefully grasp the PCIe riser-cage assembly by its edges and remove it out of the node.
   Note

   The following illustration might differ slightly from your hardware, but the removal method is the same.

   Figure 3. PCIe riser assembly removal
   
   
5. If necessary, remove the interface plate.
   1. Remove the hex standoff screw and five Torx T10 screws that secure the interface plate.
      Figure 4. Interface plate screws removal
      
      
   2. Release the interface plate with a flat head screwdriver. (If a flat head screwdriver is not available, the DIMM tool can also be used.)

      1. There are two openings (marked with black triangle in the illustration below) on the bottom side of the interface plate for inserting a flat head screwdriver—select the one that is accessible for the flat head screwdriver.

      2. Insert a flat head screwdriver into the opening; then, slightly rotate the screwdriver to release the interface plate from the water loop cold plate.

      Figure 5. Locations of openings on the bottom side of the interface plate
      
      

      Figure 6. Releasing the interface plate from water loop cold plate
      
      
   3. Remove the interface plate from the tray.
      Figure 7. Removing the interface plate
      
      
6. If necessary, install the blank bezel fillers.
   Figure 8. Blank bezel filler installation