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RAID Array 3000 Controller Shelf
vi EK–SMCPQ–UG. C01
2 RAID Array Controller (continued)
2.6.3 RAID 0+1...................................................................................................................2–11
2.6.4 RAID 4 .......................................................................................................................2–13
2.6.5 RAID 5 .......................................................................................................................2–14
2.6.6 JBOD..........................................................................................................................2–16
2.7 System Parameters...........................................................................................................2–16
2.8 Redundant Operation.......................................................................................................2–16
2.8.1 Initialization...............................................................................................................2–17
2.8.2 Message Passing........................................................................................................2–17
2.8.3 Failover ......................................................................................................................2–17
2.9 Environmental..................................................................................................................2–18
2.9.1 Backup Power Management.....................................................................................2–18
3 Installation and Maintenance
3.1 Installation Guidelines ......................................................................................................3–1
3.2 Installing Shelves in the Cabinet......................................................................................3–2
3.2.1 Installing Shelf Supports ............................................................................................3–7
3.2.2 Installing UPS Brackets..............................................................................................3–9
3.3 Power and SCSI Cable Connection Procedures............................................................3–13
3.3.1 SCSI Bus Target Addresses and Termination ........................................................3–14
3.3.2 Cabling a Single Device Expansion Shelf Subsystem...........................................3–15
3.3.3 Cabling a Two Device Expansion Shelf Subsystem ..............................................3–18
3.3.4 Cabling a Three Device Expansion Shelf Subsystem............................................3–21
3.3.5 Cabling a Four Device Expansion Shelf Subsystem..............................................3–24
3.4 Controller Shelf Status LEDs .........................................................................................3–27
3.5 Controller LEDs...............................................................................................................3–28
3.6 Replacing Components (FRU’s) ....................................................................................3–28
3.6.1 Replacing a Host or Device I/O SBB ......................................................................3–30
3.6.2 Replacing a Power Supply SBB...............................................................................3–31
3.6.3 Replacing the RAID Controller ...............................................................................3–32
3.6.4 Replacing the UPS ....................................................................................................3–33
3.6.5 Replacing a Blower...................................................................................................3–33
3.6.6 Replacing the Controller Memory Cache Modules ...............................................3–35
4 Second Controller Option
4.1 Introduction........................................................................................................................4–1
4.2 Install Firmware Upgrade .................................................................................................4–2
4.2.2 Save Existing Configuration ......................................................................................4–3
4.2.3 Install Two SIMMs.....................................................................................................4–5
4.3 Install New Controller.......................................................................................................4–6
4.3.1 Restoring Configuration.............................................................................................4–7
4.4 Configuring a Dual Controller Installation for a Single Serial Port..............................4–9