Unifosa Proware ep-2123-s6s6 User Manual page 24

SAS to SAS/SATA RAID Subsystem
Part
Host Channel A, B
SAS Expansion Port
Com2
COM1
R-Link Port
Indicator LED
Link LED
Activity LED
Fault LED
CTRL
Heartbeat LED
24 User Manual
Description
Two host channels (A and B) are available and
can be use to connect to SAS HBA on the Host
system, or to connect to SAS switch.
Use for expansion; connect to the SAS In Port of
a JBOD subsystem.
Use to connect to CLI (command line interface)
for example to upgrade expander firmware. See
section 6.3 Upgrading the Expander Firmware.
Use to check controller debug messages
Use to manage the RAID subsystem via network
and web browser.
Color Description
Green Indicates Host Channel has connected or linked.
Indicates the Host Channel is busy and being
Blue
accessed.
Green Indicates expander has connected or linked.
Indicates the expander is busy and being
Blue
accessed.
Blink
Indicates that controller has failed.
RED
Blink
Indicates that controller is working fine.
Green
Solid
Indicates that controller is hung.
Green