Replacing A Power Supply Unit For A Control Enclosure - IBM Storwize V7000 Unified Problem Determination Manual

Figure 41. SFP transceiver
5. Reconnect the optical cable.
6. Confirm that the error is now fixed. Either mark the error as fixed or restart the
node depending on the failure indication that you originally noted.

Replacing a power supply unit for a control enclosure

You can replace either of the two 764 watt hot-swap redundant power supplies in
the control enclosure. These redundant power supplies operate in parallel, one
continuing to power the canister if the other fails.
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Chapter 5. Control enclosure