Compaq 3000 manual Installation and Maintenance, Second Controller Option

RAID Array 3000 Controller Shelf

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	2–1 7
	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

vi EK–SMCPQ–UG. C01