6
OFF
Disable port8 Alarm
8
ON
Enable port8 Alarm. If the port’s link
fails, the fault LED will light up.
OFF
Disable the ring master function.
9
ON
Enable the switch as the ring master
in the redundant ring group.
[NOTE]
1. When port alarm function is enabled, the fault LED will on and Alarm relay
will activity when port failure occurs.
2. Please restart the switch after the Redundant ring DIPswitch is set.
LED Indicators
There are 7 diagnostic LEDs located on the front panel of the industrial switch.
They display real-time information of system and optional status. The following
table provides description of the LED status and their meanings for the switch.
LED
Status
Meaning
Green
The switch unit is power on.
Power
Off
The switch unit is no power input.
Green Power
on
Power 1
Off
No power inputs
Green Power
on
Power 2
Off
No power inputs
Fault
Yellow
Power failure or UTP port failure or
Fiber port failure
