Dell Storage Center SCv2000 and SCv2020 Storage System Deployment Guide

When you deploy an SCv2000/SCv2020 storage system without expansion enclosures , you must interconnect the storage controllers using SAS cables. A single controller system should not connect a back-end SAS cable from port A to port B.

About this task

• NOTE: The top storage controller is storage controller 1 and the bottom storage controller is storage controller 2.

Figure 1. SCv2000/SCv2020 Without Expansion Enclosures

1. SCv2000/SCv2020 storage system
2. Storage controller 1
3. Storage controller 2

The following table describes the back-end SAS connections for an SCv2000/SCv2020 storage system without expansion enclosures .

Table 1. Storage System Without Expansion Enclosures

Path	Connections
Chain 1: A Side (Orange)	Storage controller 1: port A to storage controller 2: port B.
Chain 1: B Side (Blue)	Storage controller 2: port A to the storage controller 1: port B.