Dell Storage Center SCv2000 and SCv2020 Storage System Deployment Guide

This figure shows an SCv2000/SCv2020 storage system cabled to two SC100/SC120 expansion enclosures .

Figure 1. SCv2000/SCv2020 and Two SC100/SC120 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 SCv2000/SCv2020 to two SC100/SC120 expansion enclosures .

Table 1. SCv2000/SCv2020 Connected to Two SC100/SC120 Expansion Enclosures

Path	Connections
Chain 1: A Side (Orange)	Storage controller 1: port A to expansion enclosure 1: top EMM, port A. Expansion enclosure 1: top EMM, port B to expansion enclosure 2: top EMM, port A. Expansion enclosure 2: top EMM, port B to storage controller 2: port B.
Chain 1: B Side (Blue)	Storage controller 2: port A to expansion enclosure 1: bottom EMM, port A. Expansion enclosure 1: bottom EMM, port B to expansion enclosure 2: bottom EMM, port A. Expansion enclosure 2: bottom EMM, port B to storage controller 1: port B.