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Remove the HMC card

Follow instructions in this section to remove the HMC card. 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.
  • 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:
  • One torque screwdriver
  • One Torx T15 bit

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 compute tray. See Remove the compute tray.
    3. Remove the cable holder frame and baffle assembly. See Remove the cable holder frame and baffle assembly.
  2. Unfasten the two screws to remove the HMC card from the GPU baseboard.
    Note
    Loosen or tighten the screws with a torque screwdriver set to the proper torque. For reference, the torque required for the screws to be fully loosen or tighten is 0.2±0.02 newton-meters, 1.77±0.177 inch-pounds.
    Figure 1. HMC card removal
    HMC card 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.