AIS 600 / AIS 800 Status Lights

A series of LEDs on the AIS 600 and 800 transceiver indicates the device status, device activity, and device errors. Here is a list of the LED labels and their meaning:

LED Descriptions

• All OK/Power - Solid when the device is ready to transmit and receive

• RX - Flashes when the device receives an AIS message

• TX - Flashes when the device sends an AIS message

• RX Only - Solid when the device is silent mode or when the device is not ready to transmit. Common reasons this light turns on is:

  • When the MMSI / initial setup has not been completed

  • Not receiving a GPS signal

  • When an AIS base station commands a quiet time

  • When the AIS encounters a critical error

• Warning - Flashes when there is a warning condition. Connect the AIS device to a PC and use the AIS Setup Software to view detailed information about the warning condition

• SRM - Flashes when the device transmits an SRM

• Error - The device is not able to transmit due to a critical error. Connect the AIS device to a PC and use the AIS Setup Software to view detailed information about the warning condition

• VHF TX - Solid when a connected VHF radio is transmitting

These status LED indicators and their meaning can also be found in the Instruction Manual.