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Connecting controller and drive enclosures 21

Connecting the MSA 2040 controller to mixed model drive enclosures

MSA 2040 controllers support cabling of 6 Gb SAS link-rate LFF and SFF expansion modules—in mixed

model fashion—as shown in Figure 13 (page 25), and further described in the HP MSA 2040 Cable

Configuration Guide; the HP MSA 2040 Quick Start Instructions; the QuickSpecs; and HP white papers

(listed below).

Cable requirements for MSA 2040 enclosures

IMPORTANT:

• When installing SAS cables to expansion modules, use only supported mini-SAS x4 cables with

SFF-8088 connectors supporting your 6 Gb application.

• Mini-SAS to mini-SAS 0.5 m (1.64') cables are used to connect cascaded enclosures in the rack.

• See the QuickSpecs for information about which cables are provided with your MSA 2040 products.

http://www.hp.com/support/msa2040/QuickSpecs

• If additional or longer cables are required, they must be ordered separately (see relevant MSA 2040

QuickSpecs or P2000 G3 QuickSpecs for your products).

• The maximum expansion cable length allowed in any configuration is 2 m (6.56').

• Cables required, if not included, must be separately purchased.

• When adding more than two drive enclosures, you may need to purchase additional 1 m or 2 m

cables, depending upon number of enclosures and cabling method used:

• Spanning 3, 4, or 5 drive enclosures requires 1 m (3.28') cables.

• Spanning 6 or 7 drive enclosures requires 2 m (6.56') cables.

• Se

e the QuickSpecs (link provided above) regarding information about cables supported for host

connection:

• Qualified Fibre Channel SFP and cable options

• Qualified 10GbE iSCSI SFP and cable options

• Qualified 1 Gb RJ-45 SFP and cable options

• Qualified HD mini-SAS cable options

For additional information concerning cabling of MSA 2040 controllers and D2700 drive enclosures, visit:

ttp://www.hp.com/support/msa2040

Browse for the following reference documents:

• HP MSA 2040 Cable Configuration Guide

• HP Remote Snap technical white paper

• HP MSA 2040 best practices

HP MSA 2040 User Manual

Other manuals for HP MSA 2040