2.1.3 LED Indications
LED
Status
Green
Power
Off
Green
Power 1
Off
Green
Power 2
Off
Yellow
Fault
Off
Green
R. M.
(Ring Master)
Off
Green
LNK/ACT
(Port 7 & 8)
Blinks
Figure 2-1 ISW-802M Front Panel
Meaning
The switch unit is power on.
The switch unit is no power input.
Power on
No power inputs
Power on
No power inputs
Power failure or UTP port failure or Fiber port failure
No Power failure or UTP port failure or Fiber port failure occurs
The industrial switch is the master of redundant ring group.
The industrial switch is not a ring master in redundant ring group.
The port is linking.
The port is transmitting or receiving packets from the TX device.