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  9. 4.4.3 Inactive/Cold Replacement Workflow of the PSU

4.4.3 Inactive/Cold Replacement Workflow of the PSU


4.4.3 Inactive/Cold Replacement Workflow of the PSU
You can perform inactive/cold replacement of the PSU in the following configuration:
  1. Building block configuration where two or more physical partitions are operating
Table 4-31 shows the workflow for inactive/cold replacement of the PSU.
Table 4-31  Inactive/Cold Replacement Procedure of the PSU
Work Order Task Reference
1 Checking the operating condition of the system "9.2.1 Checking the Operation Status of Physical Partitions and Logical Domains"
2 Confirming the PSU to be replaced "8.2 Troubleshooting"
3 Checking the operation status of the SPARC M12-2S that houses the PSU to be replaced "Table 2-20 PSU LEDs and Their States"
4 Powering off the physical partition containing the SPARC M12-2S that houses the FRU requiring maintenance "9.5.1 Stopping a Specific Physical Partition"
5 Switching the mode switch on the OPNL to Service "2.3.2 OPNL Control Function"
6 Releasing the SPARC M12-2S requiring maintenance from the building block configuration "9.6.1 Releasing the SPARC M12-2S From the Building Block Configuration"
7 Placing the SPARC M12-2S requiring maintenance into the cold state "9.8.2 Removing the Power Cords"
8 Removing the PSU from the SPARC M12-2S "13.3 Removing a PSU"
9 Installing a PSU in the SPARC M12-2S, and placing the SPARC M12-2S that required maintenance into the hot state "13.4 Installing a PSU"
"10.1.1 Installing a Power Cord"
10 Incorporating the SPARC M12-2S that required maintenance into the building block configuration "10.4.1 Incorporating the SPARC M12-2S Into a Building Block Configuration"
11 Confirming that there is no problem with the replacement PSU "10.5.3 Checking the FRU Status After Maintenance"
12 Switching the mode switch on the OPNL to Locked, and powering on the physical partition containing the SPARC M12-2S that has undergone maintenance "10.8 Powering on a Physical Partition"
13 Checking the operating condition of the system "9.2.1 Checking the Operation Status of Physical Partitions and Logical Domains"