Chapter 3. Cabling The Dcs3700; Cabling The Dcs3700 Storage System; Dual-Controller Ds3700 Storage Subsystem Ports And Controllers (With An Optional Sas Host Port Adapter) - IBM System Storage DCS3700 Installation, User's, And Maintenance Manual

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Chapter 3. Cabling the DCS3700

This chapter addresses the following cabling and configuration topics:

v "Cabling the DCS3700 Storage System"

The section provides information and instructions for cabling the DCS3700 storage system. After the

storage subsystem is installed in its permanent location, you must cable it to hosts, expansion units, and

other external devices, depending on your hardware configuration.

Controller connectors (with SAS host port adapters)

Figure 18 shows the optional SAS host port adapter installed in both controllers at the rear of the storage

subsystem.

Figure 18. Dual-controller DS3700 storage subsystem ports and controllers (with an optional SAS host port adapter)

SAS Host port 1, 2, 3, and 4

The DCS3700 host ports are each a x4 multilane, 6 Gbps universal mini-SAS port. Connect a SAS

cable from your host system SAS host bus adapter to a host port on each controller.

Drive expansion port

The drive expansion port is a x4 multilane SAS port. Connect a SAS cable to this port and to a

drive expansion enclosure.

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