Prerequisites
Use SupportAssist to send diagnostic data to technical support.
Change the operation mode of the Storage Center to Maintenance.
Remove a PSU:
If the expansion enclosure is installed with cable management arms (CMAs), open the CMAs.
Remove the strain relief clamps from the power cables and disconnect the power cables from the PSU.
Turn the screw handle counter-clockwise until the PSU is unseated from the chassis.
Slide the PSU out from the chassis and place it on a clean, static-free surface.
Install a PSU:
Slide the replacement PSU into the expansion enclosure chassis.
Turn the screw handle clockwise until a single click is heard. The single click indicates the PSU is fully seated.
Match the labels on the power cables with the correct power connectors on the PSU.
Reconnect the power cables to the PSU and secure the power cables using the strain relief clamps.
Wait for the expansion enclosure to recognize the PSU and determine its status.
In Storage Manager, make sure that the PSU is recognized and shown as up and running.
Use SupportAssist to send diagnostic data to technical support.
Change the operation mode of the Storage Center to Normal.
