IBM Partner Pavilion DS4100 manual

51.	Location of host cables (single-controller storage server)	. . . .	. . .	.	.	56
52.	Ethernet and serial port locations	. . . .	. . .	.	.	57
53.	Adding an expansion unit	. . . .	. . .	.	.	59
54.	DS4000 EXP100 redundant loop configuration	. . . .	. . .	.	.	60
55.	Power cord locations	. . . .	. . .	.	.	61
56.	Redundant AC power connections to controllers and drive expansion units	. . . .	. . .	.	.	62
57.	Storage server LEDs (front)	. . . .	. . .	.	.	72
58.	RAID controller LEDs	. . . .	. . .	.	.	73
59.	Fan and power supply LEDs	. . . .	. . .	.	.	74
60.	Cache active LED	. . . .	. . .	.	.	76
61.	Battery LED	. . . .	. . .	.	.	77
62.	Hot-swap hard disk drive LEDs	. . . .	. . .	.	.	81
63.	Drive CRU handle	. . . .	. . .	.	.	82
64.	Fan locations	. . . .	. . .	.	.	88
65.	Removing a fan	. . . .	. . .	.	.	89
66.	Power supply controls	. . . .	. . .	.	.	90
67.	Lever for power supply removal	. . . .	. . .	.	.	92
68.	Installing a hot-swap power supply	. . . .	. . .	.	.	92

69.Connecting the power cord to the AC power connector . . . . . . . . . . . . . . . . . 93

70.RAID controller levers and labels . . . . . . . . . . . . . . . . . . . . . . . . . 95

71. Location of SFPs and fiber-optic cables . . . . . . . . . . . . . . . . . . . . . . 97

72.Unlocking the SFP module latch - plastic variety . . . . . . . . . . . . . . . . . . . 98

73.Unlocking the SFP module latch - wire variety . . . . . . . . . . . . . . . . . . . . 98

74.	Pull-rings for removing a controller	. .	. .	. .	. . .	.	.	.	99
75.	Controller battery-access panel screws	. .	. .	. .	. . .	.	.	.	99
76.	Removing the controller battery	. .	. .	. .	. .	.	.	. 100

77.Installing a new RAID controller . . . . . . . . . . . . . . . . . . . . . . . . . 108

78.Cabling the DS4100 to a redundant loop. . . . . . . . . . . . . . . . . . . . . . 110

79.	DS4100 parts list	. .	.	.	. . . . 116
80.	Front rack mounting template	. .	.	.	.	. .	.	122
81.	Rear rack mounting template	. .	.	.	.	. .	.	123

xivIBM TotalStorage DS4100 Storage Server: Installation, User’s, and Maintenance Guide