
Check Array Model Number, NimbleOS Version, and Operating State Using the GUI......................50
Check Array Model Number, NimbleOS Version, and Operating State Using the CLI......................50
Install the Expansion Shelf........................................................................52
Connect the Power to the Expansion Shelf........................................................................................56
Connect and Activate the Expansion Shelf........................................................................................56
Expansion Shelf Components...................................................................59
ES3 Front Panel.................................................................................................................................59
ES3 Rear Panel..................................................................................................................................59
Expansion Shelf LEDs........................................................................................................................60
Drive LEDs...............................................................................................................................61
Shut Down an Expansion Shelf..........................................................................................................62
Find the Serial Number of an Expansion Shelf Using the GUI...........................................................63
Find the Serial Number of an Expansion Shelf Using the CLI............................................................63
Find the Serial Number of an Expansion Shelf on the Enclosure......................................................63
Maintenance Procedures...........................................................................64
Drive Maintenance..............................................................................................................................64
How HPE Nimble Storage Arrays Handle a Failed Drive........................................................64
How to Tell that a Drive has Failed..........................................................................................64
Replace a Failed Drive (SSD).................................................................................................65
Replace a Failed Drive (HDD).................................................................................................67
How to Tell that the Drive Carrier has Failed...........................................................................69
Replace a Failed Dual Flash Drive Carrier .............................................................................70
Controller Maintenance......................................................................................................................73
Replace a Controller................................................................................................................73
Replace a PCIe Card ..............................................................................................................79
Fail Over a Controller Using the GUI.......................................................................................87
Fail Over a Controller Using the CLI........................................................................................88
Determine the Operating State of the Controllers Using the GUI............................................88
Determine the Operating State of the Controllers Using the CLI.............................................88
Expander Maintenance.......................................................................................................................88
Replace an Expander..............................................................................................................88
Power Supply Maintenance................................................................................................................90
How to Tell that a Power Supply has Failed............................................................................90
Replace an AC Power Supply.................................................................................................91
Replace a DC Power Supply...................................................................................................92
Replace AC Power Supplies with DC Power Supplies............................................................94
Chassis Maintenance.........................................................................................................................96
Replace the Chassis................................................................................................................96
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