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34
QXS Site Planning Guide
56 Drive RAID Chassis: Rear Panel Components
Figure 30
provides the 4U56 drive RAID chassis (rear panel components).
Figure 30
4U56
Drive RAID Chassis (
rear panel components
)
Figure 31
provides the controller I/O module (with ports identified).
Figure 31
Controller I/O Module
CACHE
CLI
CLI
LINK
ACT
S ERVICE−1
S ERVICE−2
ACT
LINK
12Gb/s
S
S
A
ACT
LINK
S AS 0
S AS 1
ACT
LINK
ACT
LINK
S AS 2
S AS 3
EXP 0 EXP 1
6Gb/s
S
S
A
LINK 0
LINK 1
12Gb/s
S
S
A
CACHE
CLI
CLI
LINK
ACT
S ERVICE−1
S ERVICE−2
ACT
LINK
12Gb/s
S
S
A
ACT
LINK
S AS 0
S AS 1
ACT
LINK
ACT
LINK
S AS 2
S AS 3
EXP 0 EXP 1
6Gb/s
S
S
A
LINK 0
LINK 1
12Gb/s
S
S
A
1
1
2
3
3
4
4
5
5
1
Controller I/O module A
2
Controller I/O module B
3
AC power supply switch (Qty 2)
4
Power supply module (Qty 2)
5
Fan control module (FCM, Qty 2)
CACHE
CLI
CLI
LINK
ACT
S ERVICE−1
S ERVICE−2
PORT 0
PORT 1
PORT 2
PORT 3
MGMT
EXP 0 EXP 1
6Gb/s
S
S
A
LINK 0
LINK 1
5
2
3
6
8
1
7
4
= FC LEDs
= 10GbE iSCSI LEDs
1
2
3
4
5
6
7
8
1
CNC FC or iSCSI SFP+ Ports (used for host
connection or replication)
2
CLI Port (USB - Type B)
3
Service Port 2 (Service Personnel Use Only)
4
Reserved for future use
5
Network Port
6
Service Port 1 (Service Personnel Use Only)
7
Disabled button (used by engineering only) (Sticker
shown covering the opening)
8
HD Mini-SAS expansion port