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Front Panel ......................................................................................................................... 123
LCD Keypad for RAID Models.............................................................................................. 123
LCD Panel LED Definitions .................................................................................................. 124
LED Panel for JBOD Models................................................................................................ 125
Drive Tray LED..................................................................................................................... 127
Controller LED.................................................................................................................... 128
Controller LED for RAID Models .......................................................................................... 128
Controller LED for JBOD Models ......................................................................................... 130
Ethernet Management Port LED for RAID Models ............................................................... 131
iSCSI Host Port LED ............................................................................................................ 132
Hybrid iSCSI Ports ............................................................................................................... 132
10Gb iSCSI Host Port LED .................................................................................................. 133
Fibre-Host Port LED for FC RAID Models ............................................................................ 134
SAS-Host Port LED for SAS RAID Models .......................................................................... 135
PSU / Cooling Module LEDs.............................................................................................. 136
2UL-Gxxxx Model and 4U RAID Power Supply LED............................................................ 137
2UL-Gxxxx Model RAID System Cooling Module LED ........................................................ 138
4U RAID System Cooling Module LED ................................................................................ 138
Alarms and I2C Bus ........................................................................................................... 139
Audible Alarms ..................................................................................................................... 139
2
I
C ........................................................................................................................................ 139
Restoring Default System Settings .................................................................................. 140
Restoring Default Settings ................................................................................................... 140
Replacing the Controller Module(s): Single / Dual / Simultaneous Upgrade ................ 143
Replacing the Memory Module on RAID Systems........................................................... 147
Replacing the CBM for RAID Models................................................................................ 149
BBU Fault Conditions and Precautions ................................................................................ 150
Replacing the BBU............................................................................................................... 151
Replacing the FBM............................................................................................................... 152
Replacing the Power Supply Module / Cooling Module.................................................. 153
Detecting a Failed PSU........................................................................................................ 153
Replacing the Power Supply Unit......................................................................................... 154
Replacing 2UL-Gxxxx Model PSU ....................................................................................... 156
Replacing 4U RAID System PSU......................................................................................... 158
Replacing a Cooling Module ............................................................................................. 160
Replacing 2UL-Gxxxx RAID System Cooling Module .......................................................... 161
Replacing 4U RAID Systems Cooling Module...................................................................... 162
Replacing a Hard Drive ...................................................................................................... 163
Replacing the Enclosure ................................................................................................... 166
Differential Diagnosis to Determine Backplane Failure ........................................................ 167
Enclosure Replacement Must Knows................................................................................... 168
Enclosure Replacement Procedure...................................................................................... 169
Technical Specifications.................................................................................................... 171
Host/Drive Interface ............................................................................................................. 171
RAID Configurations for RAID Models ................................................................................. 172
Fault Tolerance for RAID models ......................................................................................... 173
Power Supply ....................................................................................................................... 174
Dimensions .......................................................................................................................... 175
Environment ......................................................................................................................... 176
Pin-out................................................................................................................................. 177
4 / 8 / 16Gbps Fibre Channel and 10Gbps iSCSI Host Port Pin-out .................................... 178
SAS Host Port Pin-out.......................................................................................................... 180
GbE iSCSI Host Port Pin-out................................................................................................ 181
DB-9 Serial Port & Cable ..................................................................................................... 182
Ethernet Management Port .................................................................................................. 183
SAS (SFF-8088) Expansion Port Pin-out ............................................................................. 184
STP Ethernet Cable (Optional Accessory: Fibre-Host RAID Models)................................... 185
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