Controller Maintenance
You can replace the following components on a controller:
• Network interface card (NIC)
• Fibre Channel (FC) host bus adapter (HBA)
• Storage class memory (SCM) card
• Fan
Note: If any non-replaceable component on a controller fails, replace the entire controller.
Replace a Controller
Use this procedure to replace a controller in your HPE storage array.
Before you begin
45 minutes per controllerTime required:
Replacement controller(s) ordered from HPEParts 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.
21 Controller BController A
Note:
• If one controller fails, the other controller takes over. The array can function with one healthy controller while the
replacement is installed.
• Replace the array controller if any of its non-replaceable components, such as the NVDIMM, have failed.
Maintenance Procedures 68
Documentation Feedback: doc-feedback-hpe-storage@hpe.com
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