Remove and Replace Service Processor and I/O Panel

Note: If the subsystem is configured for remote power management, you must turn the key switch from "Standby" to "On" for the master cabinet and all expansion cabinets before following this procedure.

Note: If needed, view all removal and replacement illustrations before removing the service processor cables. Removing these cables will prevent all illustrations from being displayed until the cables are reconnected.

1. Halt all I/O to the subsystem.

2. Before starting this service action enable the reserve cabinet(s) function.

   a) Reserve the cabinet(s) for maintenance.

   b) Enter a description of the service action (i.e. replacing service processor and I/O panel.

   c) Select the estimated amount of time of the service action from the pull-down.

   d) Select the Reserve button.

   e) Other users will be alerted that this service action is in progress when they log in.

3. Observe all ESD precautions.

4. From the rear of the cabinet label and remove all cables from the outside of the service processor and I/O panel.

5. Unscrew the three captive fasteners on the right side of the service processor and I/O panel and open the panel.

6. If the subsystem is configured for remote power management, make sure to turn the key switch from "Standby" to "On" before proceeding to the next step. If the subsystem is not configured for remote power management, proceed to step 9.

7. Remove the Rear Sequencer J14 and the Front Sequencer J14 connections from the rear of the service processor and I/O panel.

   a) View the rear of the service processor and I/O panel illustration.

8. Disconnect the USB cable from the left side of the USB Relay panel.

9. From the inside of the panel verify that the cables are labeled and note their location.

10. Remove all of the cables from the inside of the panel.

11. Close the service panel.

12. Remove the remaining six screws that hold the left side of the service panel to the side of the cabinet.

    a) Make a note of the RU locations for all screws and the captive fasteners that hold the service processor and I/O panel in place.

    b) You must replace the service processor and I/O panel in the same location for the cables to be properly routed.

13. Lift the panel away from the cabinet. Use care to make sure that the panel does not get caught in any of the cables.

14. Disassemble as many of the three sections of the panel as is necessary to replace the defective section. The entire panel will need to be disassemble if the top or center section is defective. The top section has the USB relay assembly attached to it and may need to be disassembled as well.

15. Place the panel in the exact location that it was removed from.

16. Insert and tighten the six screws on the left side to hold the panel in place on the cabinet.

17. Reconnect the Rear Sequencer J14 and the Front Sequencer J14 connections, if removed in step 7.

18. Reconnect the USB relay cable, if removed in step 8.

19. Reconnect the cables to the inside of the new panel. Using care to connect the cables in the same location.

20. Replace any cable ties and cable wraps to properly route and secure the cables.

21. Close the panel and tighten the three captive fasteners.

22. Replace all of the cables that were removed from the outside of the panel. Using care to connect the cables in the correct ports.

23. Turn the key switch from "On" back to "Standby".

24. After this sevice action has been completed all Alarms will need to be deleted: Delete Alarms.

    a) From the left side of the screen select the "check mark" box to select all alarms.

    b) Select the Delete button to delete all of the alarms.

25. Disable the reserve cabinet(s) function.

    a) Release the cabinet(s).

    b) Select the Release button.

26. Restart I/O to the system.