Controller - Silicon Graphics InfiniteStorage 6120 User Manual

1.2.2

Controller

The two controllers are redundant and hot-swappable modules which provide the intelligence and
active/active data protection features of the InfiniteStorage 6120
If a controller fails, the remaining controller will assume its functionality and continue to provide
data access at a reduced performance level.
Figure 4. A Controller
There are two 8Gb/s host ports for Fibre Channel host connections. You may connect your host
systems directly to these ports or connect the ports to your Fibre Channel switches and hubs. When
an FC signal is present on the port, the respective LED turns green.
The EXPANSION port is used to connect to a 60-drive expansion enclosure.
The CLI connector provides local system monitoring and configuration capabilities.
The Ethernet port provides remote monitoring and configuration capabilities. The LINK LED is off
when there is no Ethernet link.
The Firmware Status LED blinks green when the InfiniteStorage 6120 firmware is loading. It stays
solid green when the InfiniteStorage 6120 is ready to be accessed.
The Power LED turns green when there is power applied to the controller.
The Identify LED turns blue when an SES identify command is received.
0 0 7 - 5 5 3 3 - 0 0 1
CLI Port
Expansion Port
(DO NOT USE)
Host Port 2
The InfiniteStorage 6120 System Hardware
(Figure 4)
Firmware Status LED
CLI
EXPANSION
RESE
LINK SPEED
Host Port 1
.
Identify LED
Power LED
Power Switch
Ethernet Port
7