Led Status Indication - Advantech ICR-4461 User Manual

2.12 LED Status Indication

There are status LEDs on the top side of the router to provide router status information.
Moreover, ETH0 and ETH1 connectors, located on the front panel, have two additional LEDs
providing information about the port status.
Caption Color
PWR Green
Green
Green
USR Green
IN0 Green
IN1 Green
OUT0 Green
OUT1 Green
DAT Green
SIG Green
Orange
Red
TECH Green
Orange
SIM1 Green
Red
SIM2 Green
Red
ETH0 Green
ETH1 Green
ETH0 Yellow
ETH1 Yellow
Yellow
State Description
On The router is booting up.
Blinking The router booted up and is ready.
Fast blinking The router firmware is being updated.
— The function of this LED is user-defined.
On The first binary input is active.
On The second binary input is active.
On The first binary output is active.
On The second binary output is active.
Blinking Cellular communication is in progress.
On Good cellular signal.
On Fair cellular signal.
On Poor cellular signal.
On The active SIM uses 4G technology.
On The active SIM uses 3G technology.
On SIM1 is active for the cellular connection.
Fast blinking A SIM1 issue (missing card or PIN not entered).
On SIM2 is active for the cellular connection.
Fast blinking A SIM2 issue (missing card or PIN not entered).
On Selected 1 Gbps bit rate.
Off Selected 100/10 Mbps bit rate.
On The network cable is connected.
Blinking Data transmission.
Off The network cable is not connected.
Table 14: LED Status Indication
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ICR-4461