SC4020 and Two SC280 Expansion Enclosures
This figure shows an SC4020 storage system cabled to two SC280 expansion enclosures.
Figure 78. SC4020 and Two SC280 Expansion Enclosures
1. Storage system 2. Storage controller 1
3. Storage controller 2 4. Expansion enclosure 1
5. Expansion enclosure 2
The following table describes the back-end SAS connections from an SC4020 to two SC280 expansion
enclosures.
Table 12. SC4020 Connected to Two SC280 Expansion Enclosures
Path Connections
Chain 1: A Side (Orange)
1. Storage controller 1: port A to expansion enclosure 1: left EMM, port C.
2. Expansion enclosure 1: left EMM, port B to expansion enclosure 2: left
EMM, port A.
3. Expansion enclosure 2: left EMM, port C to storage controller 2: port B.
Chain 1: B Side (Blue)
1. Storage controller 2: port A to expansion enclosure 1: right EMM, port C.
94
Connect the Back-End Cabling
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