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Remove the GPU complex adapter plate

Follow instructions in this section to remove the GPU complex adapter plate. The procedure must be executed by a trained technician.

About this task

Attention
  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
  • Power off the server and peripheral devices and disconnect the power cords and all external cables. See Power off the server.
  • If the server is installed in a rack, remove the server from the rack. See Remove the server from rack.
  • Two people and one lifting device on site that can support up to 400 lb (181 kg) are required to perform this procedure. If you do not already have a lifting device available, Lenovo offers the Genie Lift GL-8 material lift that can be purchased at Data Center Solution Configurator. Make sure to include the Foot-release brake and the Load Platform when ordering the Genie Lift GL-8 material lift.
Note
Make sure you have the required tools listed below available to properly replace the component:
  • Torque screwdriver which can be set to 0.6 newton-meters, 5.3 inch-pounds (for H100/H200 GPU complex).

Procedure

  1. Make preparation for this task.
    1. Remove the front top cover. See Remove the front top cover.
    2. Remove the rear top cover. See Remove the rear top cover.
    3. Remove the fan cage. See Remove the fan cage (trained technician only).
    4. Remove the CPU complex. See Remove the CPU complex.
    5. Remove the power complex. See Remove the power complex.
    6. Disconnect the cables from the GPU baseboard.
    7. Disconnect and remove the cables routed through the GPU complex, if necessary. Before disconnecting the cables, make a list of each cable and record the connectors the cable is connected to. Refer to Internal cable routing.
    8. Remove the rear H100/H200 GPU cold plate module. See Remove the rear H100/H200 GPU cold plate module.
    9. Remove the front H100/H200 GPU cold plate module. See Remove the front H100/H200 GPU cold plate module.
    10. Remove the NVswitch cold plate module. See Remove the NVSwitch cold plate module.
  2. Disengage the PCIe switch shuttle from the chassis.
    1. Press the two blue release latches.
    2. Rotate the two release levers until they are perpendicular to the PCIe switch shuttle.
    3. Pull the PCIe switch shuttle forward until it stops.
      Note
      Push the two release levers back until they lock into place after pulling out the PCIe switch shuttle to avoid damage.
      Figure 1. PCIe switch shuttle removal to stop position
      PCIe switch shuttle removal to stop position
  3. Remove the GPU complex. See Remove the H100/H200 GPU complex.
  4. Unfasten the fourteen screws marked with an arrow on the GPU complex adapter plate; then, lift the GPU complex adapter plate out of the chassis.
    Note

    • The GPU complex adapter plate might look different from the illustration.

    Figure 2. GPU complex adapter plate removal
    GPU complex adapter plate removal

After you finish

If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.