Quantum QXS Series User Manual

Chapter 2: Installing the Chassis
QXS, QXS-3, and QXS-4 Series Drive Chassis Reverse Cabling Illustrations
QX and QXS Setup Guide 75
QXS-648 and QXS-656 Systems
Model HostConnect SFF48-DriveChassis LFF56-DriveChassis
2U48 FC (8/16 Gb) SFP option 10
GbE iSCSI SFP option
1 GbE iSCSI SFP option
mini-SAS to mini-SAS mini-SAS to mini-SAS
4U56 mini-SAS to mini-SAS mini-SAS to mini-SAS
2U48 HD mini-SAS mini-SAS to mini-SAS mini-SAS to mini-SAS
4U56 mini-SAS to mini-SAS mini-SAS to mini-SAS
2U48: Chassis measuring two rack units high, providing 48 SFF (2.5") sledded disk drive modules.
4U56: Chassis measuring four rack units high, providing 56 LFF (3.5") sledded disk drive modules.
The 4U56 drive chassis are designed for NEBS compliance; however, the 2U48 drive chassis are not.
Table7:Summary of Mini-SAS cable type requirements and related chassis characteristics
QXS, QXS-3, and QXS-4 Series Drive Chassis
Reverse Cabling Illustrations
This section covers the following systems:
l QXS-312 (2U12) and QXS-324 (2U24)
l QXS-412 (2U12), QXS-424 (2U24), QXS-448 (2U48), and QXS-456 (4U56)
l QXS-1200 (2U12)
l QXS-2400 (2U24)
l QXS-5600 (4U56)
Note:For clarity, the images show only relevant details such as face-plate outlines and expansion
ports.
Example: Dual-controller Chassis with 1 Drive Expansion Chassis
Cable the RAID Chassis to the Expansion Chassis as shown in the following image.
l Use the reverse cabling method shown in the following image to ensure the highest level of fault
tolerance.

Quantum QXS Series Specifications

General

Brand	Quantum
Model	QXS Series
Category	Storage
Language	English