User's Manual

User’s Manual of IGS-2x00T Serial Device Server Series
17
2.1.3 LED Indications
The front panel LEDs indicate instant status of power and system status, fan status, port links / PoE-in-use and data activity;
they help monitor and troubleshoot when needed.
LED indication
■ System
LED
Color
Function
PWR 1 Green
Lights
Power 1 is activated.
PWR 2 Green
Lights
Power 2 is activated.
Fault Red Lights Indicates either Power 1 or Power 2 has no power.
SYS Green
Blinks System is booting.
Lights System is ready.
I/O Red Blinks Digital I/O event is triggered.
■ 10/100BASE-TX Port
LED Color Function
LNK/
ACT
Green
Lights
Indicates that the port is linked up.
Blinks
Indicates
that the switch is actively sending or receiving data over
that port.
■ Serial Ports (P1~P4)
LED Color Function
TX Green
Blinks Serial port is transmitting data.
RX
Amber
Blinks Serial port is receiving data.