IBM DS4800 User Manual

Figures
1. DS4800 Storage Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . .8
2. Location of components in the storage subsystem . . . . . . . . . . . . . . . . . . .9
3. Controllers in the storage subsystem . . . . . . . . . . . . . . . . . . . . . . .11
4. Controller connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
5. DS4800 configuration with 2 Gbps and 4 Gbps enclosures in different drive channel pairs . . . .13
6. Power supply-fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
7. Interconnect-battery unit . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
8. SFP module with fiber-optic cable . . . . . . . . . . . . . . . . . . . . . . . .20
9. DS4800 Storage Subsystem dimensions . . . . . . . . . . . . . . . . . . . . . .21
10. DS4800 Storage Subsystem airflow . . . . . . . . . . . . . . . . . . . . . . . .24
11. Example of cold aisle/hot aisle rack cabinet configuration . . . . . . . . . . . . . . . .30
12. DS4800 front rack mounting template . . . . . . . . . . . . . . . . . . . . . . .34
13. DS4800 rear rack mounting template . . . . . . . . . . . . . . . . . . . . . . .35
14. DS4800 support rail assembly . . . . . . . . . . . . . . . . . . . . . . . . . .36
15. DS4800 Storage Subsystem front views and back view . . . . . . . . . . . . . . . .38
16. Component lever and latch . . . . . . . . . . . . . . . . . . . . . . . . . . .39
17. Removing the power supply and fan units . . . . . . . . . . . . . . . . . . . . .41
18. Removing the interconnect-battery unit . . . . . . . . . . . . . . . . . . . . . . .41
19. Removing the controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
20. Securing the DS4800 to the rack cabinet . . . . . . . . . . . . . . . . . . . . . .44
21. Replacing the power supply and fan units . . . . . . . . . . . . . . . . . . . . . .45
22. Replacing the interconnect-battery unit . . . . . . . . . . . . . . . . . . . . . . .45
23. Replacing the controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
24. Removing the front bezel . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
25. Small Form-Factor Pluggable (SFP) module . . . . . . . . . . . . . . . . . . . . .49
26. Replacing an SFP module . . . . . . . . . . . . . . . . . . . . . . . . . . .50
27. Unlocking the SFP module latch - plastic variety . . . . . . . . . . . . . . . . . . .51
28. Unlocking the SFP module latch - wire variety . . . . . . . . . . . . . . . . . . . .51
29. Removing caps from fiber-optic cables . . . . . . . . . . . . . . . . . . . . . . .52
30. Connecting fiber-optic cable to SFP . . . . . . . . . . . . . . . . . . . . . . . .52
31. LC-LC fibre-channel cable . . . . . . . . . . . . . . . . . . . . . . . . . . .53
32. Removing fiber-optic cable protective caps . . . . . . . . . . . . . . . . . . . . .54
33. Inserting an LC-LC fibre-channel cable into an SFP module . . . . . . . . . . . . . . .54
34. LC-LC fibre-channel cable lever and latches . . . . . . . . . . . . . . . . . . . . .55
35. Removing the LC-LC fibre-channel cable . . . . . . . . . . . . . . . . . . . . . .55
36. LC-SC fibre-channel cable adapter . . . . . . . . . . . . . . . . . . . . . . . .56
37. Removing the LC-SC cable adapter protective caps . . . . . . . . . . . . . . . . . .57
38. Connecting an LC-LC cable into the LC-SC cable adapter . . . . . . . . . . . . . . .57
39. LC-LC fibre-channel cable lever and latches . . . . . . . . . . . . . . . . . . . . .58
40. Removing the LC-LC fibre-channel cable from an LC-SC fibre-channel cable adapter . . . . .58
41. Example 1 of redundant drive channel pairs . . . . . . . . . . . . . . . . . . . . .61
42. Example 2 of redundant drive channel pairs . . . . . . . . . . . . . . . . . . . . .62
43. EXP710 /EXP100 port labels . . . . . . . . . . . . . . . . . . . . . . . . . .63
44. Connecting EXP710 or EXP100 enclosures to DS4800 . . . . . . . . . . . . . . . . .64
45. EXP810 port labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
46. Connecting EXP810 enclosures to DS4800 . . . . . . . . . . . . . . . . . . . . .66
47. DS4800 Storage Subsystem ports and controllers . . . . . . . . . . . . . . . . . . .70
48. One DS4800 and one storage expansion enclosure — Recommended cabling . . . . . . . .71
49. View 1: One DS4800 and two storage expansion enclosures cabling—recommended . . . . .72
50. View 2: One DS4800 and two storage expansion enclosures cabling — not recommended 73
51. One DS4800 and four storage expansion enclosures—recommended cabling . . . . . . . .74
52. One DS4800 and eight storage expansion enclosures—recommended cabling . . . . . . . .75
53. One DS4800 and fourteen EXP810 storage expansion enclosures—recommended cabling 77
© Copyright IBM Corp. 2006, 2007 xiii
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IBM DS4800 Specifications

General

Brand	IBM
Model	DS4800
Category	Storage
Language	English