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4 Connectors and status LEDs on the U-router NGW
This section provides an overview of the connectors and status LEDs on the U-router NGW unit.
4.1 U-router NGW front panel
Figure 1: U-router NGW front view
Blue, Power LED.
- LED on = power on
Green, Contact/Relay status.
- LED off = contact open
- LED on = contact closed
Green
- LED flashing 500ms on/off = searching for network,
- LED flashing on, on, off = found network waiting for data connection,
- LED on, flashing off, off = data connection operational
Green
- LED flashing when an error has occurred
RJ45 serial port, Cisco console port compatible
Expansion port
- Contact normally open
- RS485 RIOT/Modbus
4.2 U-router NGW rear panel
Figure 2: U-router NGW rear view
5.1V power connector 2.5A
SMA antenna connector (2G/4G)