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Install the CX-7 carrier board and CX-7 mezz board

Follow instructions in this section to install the CX-7 carrier board and CX-7 mezz board. 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.
  • Touch the static-protective package that contains the component to any unpainted metal surface on the server; then, remove it from the package and place it on a static-protective surface.
Note
Make sure you have the required tools listed below available to properly replace the component:
  • Torx T15 head screwdriver
  • Alcohol cleaning pad
  • SR675 V3 CX-7 heat sink putty pad kit
Firmware and driver download: You might need to update the firmware or driver after replacing a component.

Procedure

  1. Hold the CX-7 mezz board in the correct orientation, and align it with the two guide holes on the CX-7 carrier board; then, gently place the CX-7 mezz board onto the CX-7 carrier board.
  2. Follow the sequence shown in the illustration below to fasten the four Torx T15 screws to secure the CX-7 mezz board to the CX-7 carrier board.
    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 0.9 newton-meters, 7.96 inch-pounds.
    Figure 1. CX-7 mezz board installation
    CX-7 mezz board installation

After you finish

  1. Reinstall the CX-7 heat sinks. See Install a CX-7 heat sink.
  2. Reinstall the CX-7 assembly. See Install the CX-7 assembly.
  3. Reconnect the cables to the CX-7 carrier board and the CX-7 mezz board. See CX-7 carrier board cable routing and OSFP port card cable routing for more information.
  4. Complete the parts replacement. See Complete the parts replacement.

Demo video

Watch the procedure on YouTube