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  9. 4.1.3 Active/Hot Replacement Workflow of the Power Supply Unit (PSU)

4.1.3 Active/Hot Replacement Workflow of the Power Supply Unit (PSU)


4.1.3 Active/Hot Replacement Workflow of the Power Supply Unit (PSU)
You can perform active/hot replacement only when the PSU has a redundant configuration.
Table 4-3 shows the workflow for active/hot replacement of the PSU.
Table 4-3  Active/Hot 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 Releasing the faulty PSU from the system "9.6.3 Releasing the PSU"
4 Removing the power cord of the faulty PSU, and removing the PSU from the SPARC M12-2/M12-2S "13.3 Removing a PSU"
5 Installing a PSU in the SPARC M12-2/M12-2S, and installing the power cord on the PSU "13.4 Installing a PSU"
6 Incorporating the PSU into the System "10.4.3 Incorporating the PSU"
7 Confirming that there is no problem with the replacement PSU "10.5.3 Checking the FRU Status After Maintenance"