Leave the In port on the right ESM board on the first storage expansion enclosure in storage expansion enclosure group 2 and the Out (upper) port on drive mini hub 1 unoccupied.

Input Output Input Output

New DS4000 drive enclosure

Last DS4000 drive enclosure

Storage Expansion

Enclosures - Group 1

First DS4000 drive enclosure

Drive Loop A

Drive Loop B

DS4500 Storage

Subsystem

Drive Loop C

ESMs

Drive Loop D

First DS4000 drive enclosure

Storage Expansion

Enclosures - Group 2

Last DS4000 drive

enclosure

ds454min

 

Figure 16. Connecting two redundant storage expansion enclosure groups

15

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Image 15
IBM DS4500 manual Connecting two redundant storage expansion enclosure groups