Replace an AC Power Supply
Use this procedure to replace a failed AC power supply unit (PSU) on your HPE storage array or expansion shelf.
Before you begin
5 to 10 minutes
Time required:
Replacement AC power supply ordered from HPE
Parts required:
•
RMA (Return Materials Authorization) work order
•
Case number
•
Array name or serial number
The array serial number can be found on the pullout System Info tab.
Information required:
See Support.
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
•
Both PSUs in a controller or expander must be the same
•
Use only UL-approved power cords
Procedure
1. Identify the power supply to replace. In the software, the right power supply is PSU1, and the left power supply is PSU2.
2. Remove the power cord from the PSU.
3. Push the power supply release lever to the left, grasp the handle, and pull out the power supply.
3
1
Power supply handle
Power supply LED
2 Power supply release lever
4. Insert the new PSU. Push in gently until you hear a click.
Maintenance Procedures 76