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Remove the carrier board

Use this information to remove the carrier board.

About this task

Required tools

Make sure you have the required tools listed below in hand to properly replace the component.

  • Water loop kits

    • SD650-N V3 Water Loop Gap Pad Kit (The water loop carrier in the Service Kit is reusable, it is recommended to keep it at the facility where the server operates for future replacement needs.)

    • SD650-N V3 Water Loop Putty Pad Kit

    • SD650-N V3 SXM5 PCM Fixture

    • SXM5 PCM Kit

  • Screws and screwdrivers

    Prepare the following screwdrivers to ensure you can install and remove corresponding screws properly.
    Screw TypeScrewdriver Type
    Torx T10 screwTorx T10 head screwdriver
    Torx T15 screwTorx T15 head screwdriver
    Phillips #1 screwPhillips #1 head screwdriver
    Phillips #2 screwPhillips #2 head screwdriver
Attention

  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.

  • Turn off the corresponding DWC tray that you are going to perform the task on.

  • Disconnect all external cables from the enclosure.

  • Use extra force to disconnect QSFP cables if they are connected to the solution.

  • To avoid damaging the water loop, always use the water loop carrier when removing, installing or folding the water loop.

  • A torque screwdriver is available for request if you do not have one at hand.

Watch the procedure
  • A video of this procedure is available at YouTube.

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. Remove the bus bar. See Remove the bus bar.
    5. Remove the MCIO cables. Follow the guidance and routing information in Internal cable routing.
    6. Remove the network board. See Remove the network board (trained technician only).
  2. Remove the carrier board power cable from the GPU node.
    Figure 1. Carrier board power cable removal

    From (carrier board)To (GPU node power distribution board)
    1 Power and side band connector1 Power connector
  3. Remove the two standoffs from the carrier board.
    Figure 2. Carrier board standoffs removal
    Removing standoffs from the carrier board
  4. Remove the carrier board from the node.
    1. Rotate the GPU board handle towards the carrier board.
    2. Release the GPU board retention clips and rotate them towards the GPU board.
    3. Pull the carrier board towards the front of the server to disconnect it from the GPU board. Hold the carrier board at an angle and remove it from the tray.
    Figure 3. Carrier board removal
    Carrier board removal

    Carrier board 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.