IBM TotalStorage DS4200, Installation, User'S, And Maintenance Manual

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One DS4200 Express and three storage expansion enclosures
If you are cabling one DS4200 Express Storage Subsystem and three storage
expansion enclosures, Figure 42 shows the recommended cabling topology.
One DS4200 Express and four storage expansion enclosures
If you are cabling one DS4200 Express Storage Subsystem and four storage
expansion enclosures, Figure 43 shows the recommended cabling topology.
One DS4200 Express and up to six storage expansion
enclosures
If you are cabling one DS4200 Express Storage Subsystem and up to six storage
expansion enclosures, Figure 44 on page 62 shows the recommended cabling
topology.
Left ESM
Left ESM
Right ESM
Right ESM
Controller A
Controller B
1
2
2
1
ds470049
Left ESM Right ESM
Figure 42. One DS4200 Express and three storage expansion enclosure — Recommended
cabling
Left ESM
Left ESM
Right ESM
Right ESM
Controller A
Controller B
1
2
2
1
ds470050
Left ESM
Right ESM
Left ESM
Right ESM
Figure 43. One DS4200 Express and four storage expansion enclosure — Recommended
cabling
Chapter 3. Cabling the storage subsystem
61