Quantum QXS Series

Chapter 1: Components
QXS-3 Series Storage
QX and QXS Setup Guide 7
Host Ports Configured with 12 Gbit/s HD Mini-SAS
Figure 10 below shows a Controller I/O Module with host interface ports configured with 12 Gbit/s HD mini-
SAS (SFF-8644) connectors.
Figure10:Controller I/O Module with Host Interface Ports
CACHE
CLI
CLI
LINK
ACT
6Gb/s
SERVICE−1SERVICE−2
ACT
LINK
ACT
LINK
SAS 0 SAS 1
12Gb/s
2 3 4 5
6
7 81
1. HDmini-SASportsusedforhostconnection
2. CLIPort(USB-TypeB)
3. ServicePort2(usedbyservicepersonnelonly)
4. Reservedforfutureuse
5. NetworkPort
6. ServicePort1(usedbyservicepersonnelonly)
7. Disabledbutton(usedbyengineeringonly)
(Stickershowncoveringtheopening)
8. mini-SASexpansionport
Expansion Chassis- Rear Panel Components
The 12-drive Expansion Chassis support 12 x 3.5" Large Form Factor (LFF) drives for expansion of storage
capacity. The 24-drive Expansion Chassis support 24 x 2.5" Small Form Factor (SFF) drives for expansion
of storage capacity. These chassis use mini-SAS (SFF-8088) connectors to facilitate attachment to the
RAID Chassis and allow for additional backend SAS expansion attachment(s).
Note:Refer to the Release Notes for the number of drives and Expansion Chassis supported with
each RAID Chassis.