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Install the M.2 backplane assembly

Use this information to install the M.2 backplane assembly.

About this task

Required tools

Make sure you have the following kits to properly replace the component:

  • SD650-N V3 Miscellaneous Parts Kit

  • SD650-N V3 Conduction Plate Parts

  • M.2 Putty Pad Kit

Important
Gap pad/putty pad replacement guidelines

  • To identify the gap pad/putty pad location and orientation, see Gap pad/Putty pad identification and location.

  • Before replacing the gap pad/putty pad, gently clean the interface plate or the hardware surface with an alcohol cleaning pad.

  • Hold the gap pad/putty pad carefully to avoid deformation. Make sure no screw hole or opening is blocked by the gap pad/putty pad material.

  • Do not use expired putty pad. Check the expiry date on putty pad package. If the putty pads are expired, acquire new ones to properly replace them.

Attention
Firmware and driver download: You might need to update the firmware or driver after replacing a component.
Watch the procedure
  • A video of this procedure is available at YouTube.

Procedure

  1. Replace the putty pad on bottom side of the M.2 backplane cold plate with new ones. Make sure to follow Gap pad/putty pad replacement guidelines.
    Figure 1. Gap pad on processor cold plate
    Gap pad on processor cold plate
  2. Install the M.2 backplane cold plate.
    1. Place the M.2 cold plate onto the front processor (Processor 1) cold plate.
    2. Fasten the two screws to secure the M.2 backplane cold plate to the processor cold plate.

    Install the M.2 backplane cold plate
  3. Replace the putty pad on the processor (Processor 1) cold plate and the M.2 backplane cold plate with a new ones. Make sure to follow Gap pad/putty pad replacement guidelines.
    Figure 2. Gap pad on processor cold plate and M.2 backplane cold plate
    Gap pad on processor cold plate and M.2 backplane cold plate
  4. Install the M.2 backplane assembly.
    1. Connect the cable to the M.2 backplane assembly.
    2. Install the M.2 backplane assembly into the node.
    3. Secure the six screws.
    Figure 3. M.2 backplane assembly installation
    M.2 backplane assembly installation
  5. Connect the cable to the system board.
    Figure 4. M.2 backplane assembly cable installation

After you finish

  1. Install the cross braces. See Install the cross braces.

  2. Install the tray cover. See Install the tray cover.

  3. Install the tray into the enclosure. See Install a DWC tray in the enclosure.

  4. Connect all required external cables to the solution.
    Note
    Use extra force to connect QSFP cables to the solution.

  5. Check the power LED on each node to make sure it changes from fast blink to slow blink to indicate all nodes are ready to be powered on.