Array Front Panel.....................................................................................................................................................................................................................................44

Array Rear Panel.......................................................................................................................................................................................................................................44

Shut Down the Array Using the GUI..............................................................................................................................................................................................45

Shut Down the Array Using the CLI...............................................................................................................................................................................................46

Restart the Array......................................................................................................................................................................................................................................46

Array LEDs....................................................................................................................................................................................................................................................46

Drive LEDs...................................................................................................................................................................................................................................48

Power Supply LED..................................................................................................................................................................................................................48

System Information Label....................................................................................................................................................................................................................48

Find the Serial Number of an Array Using the GUI...............................................................................................................................................................49

Find the Serial Number of an Array Using the CLI................................................................................................................................................................49

Check Array Model, OS Version, and Operating State Using the GUI.......................................................................................................................49

Check Array Model, OS Version, and Operating State Using the CLI........................................................................................................................50

Maintenance Procedures...............................................................................................................51

Drive Maintenance...................................................................................................................................................................................................................................51

How the Storage Array Handles a Failed Drive.....................................................................................................................................................51

How to Tell that a Drive has Failed..............................................................................................................................................................................51

Replace a Drive (SSD)...........................................................................................................................................................................................................51

Controller Maintenance.........................................................................................................................................................................................................................54

Replace a Controller...............................................................................................................................................................................................................54

Replace a PCIe Card...............................................................................................................................................................................................................61

Replace an SFP Transceiver..............................................................................................................................................................................................68

Replace a Fan.............................................................................................................................................................................................................................69

Replace the USB Boot Device..........................................................................................................................................................................................71

Fail Over a Controller Using the GUI............................................................................................................................................................................74

Fail Over a Controller Using the CLI.............................................................................................................................................................................75

Determine the Operating State of the Controllers Using the GUI..............................................................................................................75

Determine the Operating State of the Controllers Using the CLI...............................................................................................................75

Power Supply Maintenance................................................................................................................................................................................................................75

Replace an AC Power Supply...........................................................................................................................................................................................76

Replace AC Power Supplies with DC Power Supplies........................................................................................................................................77

Replace a DC Power Supply..............................................................................................................................................................................................79

Chassis Maintenance..............................................................................................................................................................................................................................82

Replace the Chassis...............................................................................................................................................................................................................82

Upgrade Procedures......................................................................................................................85

Upgrade SSDs.............................................................................................................................................................................................................................................85

Upgrade a PCIe Card..............................................................................................................................................................................................................................88

Upgrade the Controllers.......................................................................................................................................................................................................................95

Upgrade to 1600W Power Supplies..........................................................................................................................................................................103

Cabling Power With Underpowered PSUs.............................................................................................................................................................103

Contents 4

Table of Contents