IBM DS4700 manual Operating the storage subsystem

DS4700 Express Storage Subsystem drive cabling rules and recommendations . . . . . . . . . . . . . . . . . . . . . 78

One DS4700 Express and one EXP100 storage expansion enclosure. . . 80

One DS4700 Express and two EXP100 storage expansion enclosures		81
One DS4700 Express and three or more EXP100 storage expansion
enclosures	.	82
One DS4700 Express and one EXP710 storage expansion enclosure. . . 85
One DS4700 Express and two EXP710 storage expansion enclosures		85
One DS4700 Express and three or more EXP710 storage expansion
enclosures	.	86
One DS4700 Express and one EXP810 storage expansion enclosure. . . 89
One DS4700 Express and two EXP810 storage expansion enclosures		89
One DS4700 Express and three or more EXP810 storage expansion
enclosures	.	90

One DS4700 Express and two or more storage expansion enclosures in a mixed configuration . . . . . . . . . . . . . . . . . . . . 94

Storage expansion enclosure settings	. . . .	.	97
Fibre channel loop and ID settings	. . . .	.	97
DS4000 storage expansion enclosure ID settings	. . . .	.	97
Intermixing storage expansion enclosures in the same drive loop .	. . . .	.	99
Connecting secondary interface cables	. . . .	.	100
Configuring the storage subsystem	. . . .	.	101
Storage subsystem management methods	. . . .	.	101
Host-agent(in-band) management method	. . . .	.	102
Direct (out-of-band) management method	. . . .	.	102
Connecting hosts to the DS4700 Express	. . . .	.	104
Fibre channel connections	. . . .	.	107
Fibre channel host loop configurations	. . . .	.	107
Redundant host and drive loops	. . . .	.	108
Installing the storage subsystem configuration	. . . .	.	110
Cabling the ac power supply for ac models	. . . .	.	111
Cabling the dc power supply for dc models	. . . .	.	111
Single-level redundant dc cabling	. . . .	.	112
Dual-level redundant dc cabling	. . . .	.	113
Chapter 4. Operating the storage subsystem	. . . .	.	117
Performing the DS4000 Health Check process	. . . .	.	117

Web pages . . . . . . . . . . . . . . . . . . . . . . . . . 118 Hardware responsibilities . . . . . . . . . . . . . . . . . . . . 118

Powering on the storage subsystem	.	119
Turning on the storage subsystem	.	119
Installing the DS4000 Storage Manager client	.	121
Monitoring status through software	.	122
Finding controller, storage expansion enclosure, and drive information		123

Firmware updates . . . . . . . . . . . . . . . . . . . . . . 124

Troubleshooting the storage subsystem	. . . . . . .	.	124
Checking the LEDs	. . . . . . .	.	125
AC power supply and fan unit LEDs	. . . . . . .	.	126
DC power supply and fan unit LEDs	. . . . . . . . 126
Front LEDs . . . . . . . . . . . . . . . . . . . . . . . . . 127
Battery unit LEDs	. . . . . . .	.	128
Controller LEDs	. . . . . . .	.	129
Seven-segment numeric display LEDs	. . . . . . .	.	132
Powering off the storage subsystem	. . . . . . .	.	133
Turning off the storage subsystem	. . . . . . .	.	134
Performing an emergency shutdown	. . . . . . .	.	136

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