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−1
SERVICE−2
ACT
LINK
ACT
LINK
SAS 0
SAS 1
12Gb/s
2
3
4
5
6
7
8
1
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.
