Removing A Physical Disk From A Physical-Disk Drawer............................................................30
Installing A Physical Disk In A Physical-Disk Drawer....................................................................31
SAS Chain Cables.................................................................................................................................31
Removing The SAS Chain Cable(s)...............................................................................................32
Installing The SAS Chain Cable(s).................................................................................................33
RAID Controller Modules....................................................................................................................34
Removing A RAID Controller Module Or Expansion Module......................................................34
Installing A RAID Controller Module Or Expansion Module........................................................35
Opening The RAID Controller Module.........................................................................................36
Closing The RAID Controller Module...........................................................................................36
Replacing The SFP+ Transceiver........................................................................................................37
RAID Controller Module Backup Battery Unit....................................................................................38
Removing The RAID Controller Module Backup Battery Unit.....................................................38
Installing The RAID Controller Module Backup Battery Unit.......................................................39
Power Supplies....................................................................................................................................39
Removing A Power Supply Module..............................................................................................39
Installing A Power Supply Module................................................................................................40
Cooling Fan Modules..........................................................................................................................41
Removing A Cooling Fan Module.................................................................................................41
Installing A Cooling Fan Module...................................................................................................42
4 Troubleshooting your system..........................................................................43
Safety first—for you and your system.................................................................................................43
Troubleshooting Storage Array Startup Failure..................................................................................43
Troubleshooting Loss Of Communication........................................................................................43
Troubleshooting An SFP+ Transceiver...............................................................................................43
Troubleshooting External Connections.............................................................................................45
Troubleshooting Power Supply Modules...........................................................................................45
Troubleshooting Array Cooling Problems.........................................................................................46
Troubleshooting Expansion Enclosure Management Modules........................................................46
If The EMM Status LED Is Solid Or Blinking Amber (2 Or 4 Times Per Sequence).....................46
If The Link Status LEDs Are Not Green.........................................................................................47
Troubleshooting RAID Controller Modules........................................................................................47
If Both LEDs For Any Given FC IN Port Are Unlit..........................................................................47
Troubleshooting Physical Disks..........................................................................................................47
Troubleshooting Array And Expansion Enclosure Connections.......................................................48
Troubleshooting A Wet Storage Array...............................................................................................48
Troubleshooting A Damaged Array....................................................................................................49
Controller Failure Conditions.............................................................................................................49
Critical Conditions........................................................................................................................49
Noncritical Conditions..................................................................................................................49
Invalid Storage Array.....................................................................................................................50