Table 4. Router Indication - iRZ RU21w User Manual

3.1.2.
Router Indication
Router indicators are located on the side panel (see Figure 4). For explanation of signals and indicator
colors, see Table 4.

Table 4. Router Indication

Status
Port 1 to 4 (LAN Port 1 to 4 Status Indicators) – show the operating state of the Ethernet ports
Off
Blinks green
Lights green
Wi-Fi (Wi-Fi Operation Indicator) –
Off
Blinks green
Lights green
PWR (Power indicator) – shows the router state
Off
Lights green
Blinks green
Connect (Mobile network indicator) – shows the mobile connection type
Off
Lights red
Lights green
Blinks green
Signal (Indicator of Connection Level) – shows the mobile network connection quality
Off
Lights red
Lights yellow
Lights green
SIM card 1/2 Operation Indicator
Off
On
RS485 / RS232 Operation Indicator
Off
Lights red
Lights green
Explanation
Cable is not connected
Data transmission
Cable is connected
shows the operating state of wireless module
Wi-Fi is disabled
Wi-Fi data transmission
Wi-Fi is enabled
Router is off
Router is on and in operation mode
Router is on, loading or updating software
No connection established.
2G connection established
3G connection established
4G (LTE) connection established
Module is off
Low signal level
Medium signal level
High signal level
SIM card not used
SIM card used
Interface not used
Data transmission
Data reception
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