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Remove a GPU board(trained technician only)

Use this information to remove a GPU board.

About this task

Required tools

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

  • 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 GPU from the GPU board. See Remove a GPU (trained technician only).
    7. Remove the network board. See Remove the network board (trained technician only).
  2. Remove the two standoffs from the carrier board.
    Figure 1. Carrier board standoffs removal
    Removing standoffs from the carrier board
  3. Release the carrier board from the GPU board.
    1. Rotate the GPU board handle towards the carrier board.
    2. Release the GPU board retention clips and rotate them towards the GPU board.
    Figure 2. Releasing the carrier
    Carrier board removal
  4. Disconnect the carrier board from the GPU board.
    Figure 3. Disconnecting the carrier board from the GPU board
    Disconnecting the carrier board from the GPU board
  5. Remove M3 screws (x7) from the GPU board.
    Note
    For reference, the torque required for the screws to be fully tightened/removed is 5.0+/- 0.5 lbf-in, 0.55+/- 0.05 N-M.
    Figure 4. GPU board M3 screws removal
    GPU board M3 screws removal
  6. Remove T15 screws (x2) from the GPU board.
    Note
    For reference, the torque required for the screws to be fully tightened/removed is 0.6 N-m, 5.3 in-lbf, torque tolerance is +/- 4%.
    Figure 5. GPU board T15 screws removal
    GPU board T15 screws removal
  7. Remove the GPU board from the tray.
    Figure 6. GPU board removal

    GPU 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.