Dell E08J Series owner manual Troubleshooting your system

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