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SPARC M8 and SPARC M7 Servers Service Manual

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Updated: September 2017

Remove an Internal Interconnect Assembly

This procedure can be performed only by qualified service personnel. Remove AC power using the circuit breakers on the appropriate PDU before performing this procedure.

  1. Determine which interconnect requires service.

    See Identify Faulted Components.

  2. Take the necessary ESD precautions.

    See Prevent ESD Damage.

  3. Power off the server and switch off the appropriate PDU circuit breakers.

    See Removing Power From the Server or Domain.

  4. Locate the internal interconnect assembly at the front of the server.

    See CMIOU Chassis Front Components.

  5. (Important) Label the internal interconnect assembly slots and assemblies.

    If you are removing one or more internal interconnect assemblies and will return them to the server (for example, because you are removing them to gain access to other components), you must return them to their original locations in the server. Take care to properly label each slot and assembly to ensure that it is properly reinstalled.

  6. From the rear of the server, remove the SPs and unseat the SP tray from the impacted chassis.

    Servicing SPs and Servicing SP Trays.

  7. Unseat all CMIOUs from the impacted chassis.

    See Servicing CMIOUs.

  8. From the front of the server, remove the internal interconnect assembly.
    1. Loosen the captive screws on the assembly.

      When the spring-loaded screw springs out, press on the upper screw to unlatch the assembly from the chassis.

      image:Illustration that shows the location of the screws to                                     remove.
    2. Grasp the assembly and slide it out of the chassis using either the screws or center finger holds.
      image:Illustration that shows how to remove an internal                                     interconnect from the server.
  9. Install the new internal interconnect assembly.

    See Install an Internal Interconnect Assembly.

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