Remove the interposer card

Follow instructions in this section to remove the interposer card. The procedure must be executed by a trained technician.

Procedure

1. Make preparation for this task.
   1. Remove the top cover. See Remove the top cover.
   2. Remove all of the fans. See Remove a fan.
   3. Remove the fan cage. See Remove the fan cage.
   4. Unfasten the two cable ties on the front drive tray to release the cables.
      Figure 1. Unfastening the cable ties
      
      
   5. Depending on the configuration, remove the front PCIe adapter(s) or the OSFP port card. See Remove a front PCIe adapter or Remove the OSFP port card.
   6. Disconnect the following cables from the system board assembly:
      • Front I/O module cables
      • Front operator panel cable
   7. Depending on the configuration, remove all of the 2.5-inch hot-swap drives and the drive bay fillers (if any) or all of the E3.S hot-swap drives and the drive bay fillers (if any). See Remove a 2.5-inch hot-swap drive or Remove an E3.S hot-swap drive. Place the drives on a static protective surface.
   8. Depending on the configuration, disconnect the power and signal cables from the 2.5-inch drive backplane or the E3.S dive backplane.
   9. Depending on the configuration, remove the 2.5-inch drive cage or the E3.S drive cage assembly. See Remove the 2.5-inch drive cage or Remove the E3.S drive cage assembly.
   10. Depending on the configuration, remove the CX-7 assembly or the SXM5 PCIe switch board. See Remove the CX-7 assembly or Remove the SXM5 PCIe switch board.
   11. Remove the front drive tray. See Remove the front drive tray.
   12. Depending on the configuration, remove the front I/O expansion board carrier or the front I/O expansion board module. See Remove the front I/O expansion board carrier or Remove the front I/O expansion board module.
2. Lift the front drive tray support bracket, and remove it out of the chassis.
   Figure 2. Front drive tray support bracket removal
   
   
3. Slide the SXM5 GPU board assembly retention bracket backward, and lift it out of the chassis.
   Figure 3. SXM5 GPU board assembly retention bracket removal
   
   
4. Pull out the SXM5 GPU board assembly latch outward until it stops; then, rotate down the SXM5 GPU board assembly handle so that the two retention clips are facing up.
   Figure 4. GPU-L2A assembly adjustment
   
   

   1 SXM5 GPU board assembly handle

   2 SXM5 GPU board assembly latch

5. Slightly slide up the interposer card to disengage it from the chassis.
   Figure 5. Interposer card disengagement
   
   
6. Slightly press and hold the cable latch; then, disconnect the four cold plate assembly pump cables from the interposer card.
   Figure 6. Cold plate assembly pump cable disconnection
   
   
7. Disconnect the power cable from the interposer card.
   Figure 7. Interposer card power cable disconnection
   
   
8. Grasp and lift the interposer card out of the server.