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.
Before replacing the PSU, see "Precautions for PSU replacement" in "7.1 Precautions for FRU Replacement."
Table 4-3 shows the workflow for active/hot replacement 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" |
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