Remove and Replace Power Supply (Power Module)

$DEV_NAME $FRU_NAME, has been selected.

Note: If these procedures have been linked from the Alarm Details skip step 2.

1. 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 power supply).

   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.

2. If the correct power supply has been selected proceed to step 3 or select another power supply from the index on the left-side of the screen.

3. Observe all ESD precautions.

4. From the rear of the cabinet unscrew the three captive fasteners on the right side of the service processor and I/O panel and swing the panel open.

5. Check the power supply LED (Green DC OK - On or Off) to determine if it still appears to be receiving power.

   a) Power supply "A" is located on the left and power supply "B" is located on the right.

6. Verify that the power supply is ready for removal: Verify power supply.

   a) The Show Chassis screen State should be "failed/absent".

   b) If the power supply is NOT "failed/absent" call your Sun Service provider to assist with this service action.

7. If the power supply is "failed/absent" and ready for removal, remove the power cable from the failed power supply.

   a) The power cable must be removed before the handle can be lowered.

8. Loosen the two captive screws located on the front of the power supply. A Phillips screw driver may be required to loosen the screws.

   a) View the power supply removal illustration.

9. Pull the power supply latch handle down to disengage it from the chassis.

10. Slide the power supply out of its slot until it is completely removed from the chassis.

11. Insert the new power supply until the latch handle touches the chassis.

12. Push the latch handle up to engage and lock the latch handle.

13. Secure the power supply by fastening the two captive screws.

14. Insert the power cord into the power supply connector.

15. The DC OK LED will now be On.

16. Close the service processor and I/O panel and tighten the three captive fasteners.

17. Verify that the power supply is Ready/Normal: Verify power supply.

    a) The Show Chassis screen State should be On.

18. 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.

    Note: Be sure to delete any associated alarms from all other monitoring applications.

19. Disable the reserve cabinet(s) function.

    a) Release the cabinet(s).

    b) Select the Release button.