Led Status Indication - Advantech ICR-2834 Hardware Manual

2. Hardware Functionality

2.9 LED Status Indication

There are LED indicators on the front panel of the router to provide router status information. Moreover,
ETH connector, has two additional LEDs providing information about the port status.
Caption Color
PWR Green
Green
Green
USR Green
DAT Green
TECH Green
Orange
Red
SIG Green
Orange
Red
SIM1 Green
Red
SIM2 Green
Red
ETH0 Green
ETH1 Green
ETH0 Orange
ETH1 Orange
Orange
ICR-2834 Hardware Manual
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.
Blinking Cellular communication is in progress.
On The active SIM uses 4G technology.
Blinking The active SIM uses 3G technology.
Fast blinking The active SIM uses 2G technology.
On Good cellular signal.
Blinking Fair cellular signal.
Fast blinking Poor cellular signal.
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 SIM1 issue (missing card or PIN not entered).
On Selected 100 Mbps bit rate.
Off Selected 10 Mbps bit rate.
On The network cable is connected.
Blinking Data transmission.
Off The network cable is not connected.
Table 12: LED Status Indication

2.9 LED Status Indication

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