HPE Nimble Storage HF Series Hardware Manual page 100

Parts required:
Information required:
Support contact:
HPE recommends using the Maintenance Window functionality within the HPE InfoSight portal to inform HPE Support of
upcoming maintenance windows.
Refer to https://infosight.hpe.com/dashboards/nimble/wellness/maintenance-windows for more information.
You can disable automated support case generation during planned maintenance from the Manage Maintenance Windows
page. After a maintenance window is set, no further communication with HPE Support is required.
Note:
Before you attempt to replace a power supply:
Do not remove the PSU until you are ready to install the
replacement
Never unplug or unseat both PSUs at the same time
Use only UL-approved power cords
Procedure
1. Identify the power supply to replace. In the array OS software, the lower power supply is PSU1, and the upper power supply
is PSU2.
1 3000W Power Supply
2. Remove the power cord from the PSU by pulling back on the sliding tabs on the sides of the cord and then pulling the
cord out of the socket.
3. Push the power supply release lever to the left, grasp the handle, and pull out the power supply.
1 Power supply release lever
Replacement AC power supply ordered from HPE
RMA (Return Materials Authorization) work order
Case number
Array name or serial number
The array serial number can be found on the back of Controller A.
See Support.
2 1200W Power Supply
2 Power supply handle
Documentation Feedback: doc-feedback-hpe-storage@hpe.com
Maintenance Procedures 100