Skip to main content

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.
    CAUTION
    • Hold the cable connector at 45 degree angle when inserting it into the port.
    • Have extremely precaution when reseating the connectors that have a 45 degree label on them as they are fragile and will get damage if not installed in the correct 45 degree angle.

  4. Complete the parts replacement. See Complete the parts replacement.

Demo video

Watch the procedure on YouTube