All Garmin MFDs have at least one NMEA0183 Output for connecting to our Sonar Server.
The 3000 series has two NMEA0183 Outputs – click here for the wiring diagram.
The 4000, 5000, 6000 and 7000 Series all share a common Power/Data Cable that has two NMEA0183 Outputs – click here for the wiring diagram.
All of the latest series of models i.e. 1000, 7400 and 7600 share a newer common Power/Data Cable design that has two NMEA0183 Outputs, but different wire colours than the older Power/Data cables – click here for the wiring diagram.