IBM DS4700 manual Figures

Figures

1.	DS4700 Express hot-swap drive bays	. . . . . . . .	.	. .	.	.	. 7
2.	Back view; connectors, switch, ports, enclosure ID on model 70	. . . . . . .	. .	.	. .	.	10
3.	Back view; connectors, switch, ports, enclosure ID on model 72	. . . . . . .	. .	.	. .	.	10

4.Power supply and fan unit components for DS4700 Express model 70 . . . . . . . . . . . 13

5.Power supply and fan unit components for DS4700 Express model 72 . . . . . . . . . . . 13

6.	Power supply and fan unit and airflow	. . . . . . . . . . .	. .	.	14
7.	DC power supply and fan unit	. . . . . . . . . . .	. .	.	15
8.	DC power supply and fan unit for DS4700 Express model 70	. . . . . . . . . . .	. .	.	15
9.	DC power supply and fan unit for DS4700 Express model 72	. . . . . . . . . . .	. .	.	16
10.	Battery unit	. . . . . . . . . . .	. .	.	18
11.	SFP module and fiber optic cable	. . . . . . . . . . .	. .	.	19
12.	Bezel	. . . . . . . . . . .	. .	.	20
13.	Filter and filter retainer	. . . . . . . . . . .	. .	.	20
14.	DS4700 Express dimensions	. . . . . . . . . . .	. .	.	23
15.	DS4700 Express airflow	. . . . . . . . . . .	. .	.	25

16.Example of cold aisle/hot aisle rack configuration . . . . . . . . . . . . . . . . . . . 29

17.Example of DS4700 Express serial number, machine type, and model number location . . . . . 32

18.	Front rack mounting template	. . . . . . . . .	. . . . . . .	.	.	37
19.	Rear rack mounting template	. . . . . . . . .	. . . . . . .	.	.	38
20.	Installing the support rails	. . . . . . . . .	. . . . . . .	.	.	40

21.Removing and replacing a controller. . . . . . . . . . . . . . . . . . . . . . . . 42

22.Removing a power supply and fan unit . . . . . . . . . . . . . . . . . . . . . . . 43

23.	Removing a dc power supply and fan unit	. . . . . . . . . . . . .	. . . . . .	.	.	45
24.	Removing a E-DDM CRU	. . . . . . . . . . . . .	. . . . . .	.	.	46
25.	Installing the DS4700 Express	. . . . . . . . . . . . .	. . . . . .	.	.	47

26.Securing the DS4700 Express to the rack cabinet. . . . . . . . . . . . . . . . . . . 48

27.Removing and replacing a controller. . . . . . . . . . . . . . . . . . . . . . . . 49

28.Replacing a power supply and fan unit . . . . . . . . . . . . . . . . . . . . . . . 50

29.	Replacing a dc power supply and fan unit	. . . . .	. .	.	.	.	52
30.	Replacing an E-DDM	. . . . .	. .	.	.	.	53
31.	Installing a Telco bezel	. . . . .	. .	.	.	.	54
32.	Storage subsystem seven-segment enclosure ID on models 70 and 72 .	. . . . .	. .	.	.	.	56
33.	Recommended bending and looping specifications for fibre-optic cables	. . . . .	. .	.	.	.	58
34.	SFP module and protective cap	. . . . .	. .	.	.	.	60
35.	Installing an SFP module into the host port	. . . . .	. .	.	.	.	60

36.Unlocking the SFP module latch - plastic variety . . . . . . . . . . . . . . . . . . . 61

37.Unlocking the SFP module latch - wire variety . . . . . . . . . . . . . . . . . . . . 61

38. LC-LCfibre-channel cable . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

39.Removing fiber-optic cable protective caps . . . . . . . . . . . . . . . . . . . . . 63

40.Inserting an LC-LCfibre-channel cable into an SFP module . . . . . . . . . . . . . . . 63

41.LC-LCfibre-channel cable lever and latches . . . . . . . . . . . . . . . . . . . . . 64

42.Removing the LC-LCfibre-channel cable . . . . . . . . . . . . . . . . . . . . . . 64

43.	LC-SCfibre-channel cable adapter	. . . .	.	65
44.	Removing the LC-SC cable adapter protective caps	. . . .	.	66
45.	Connecting an LC-LC cable into the LC-SC cable adapter	. . . .	.	66
46.	LC-LCfibre-channel cable lever and latches	. . . .	.	67
47.	Removing the LC-LCfibre-channel cable from an LC-SCfibre-channel cable adapter	. . . .	.	67

48.Example of a redundant drive channel pair . . . . . . . . . . . . . . . . . . . . . 69

49.DS4700 Express Storage Subsystem (Model 70) ports and controllers . . . . . . . . . . . 71

50.DS4700 Express Storage Subsystem (Model 72) ports and controllers . . . . . . . . . . . 71

51.One DS4700 Express and one storage expansion enclosure — Recommended cabling . . . . . 72

52. One DS4700	Express and two storage expansion enclosure — Not recommended cabling	73
53. One DS4700	Express and two storage expansion enclosure — Recommended cabling . .	. . . 73

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