Communications Settings
NMEA 0183 Settings
Select Settings > Communications > NMEA 0183 Setup.
Port Types: See Setting the Communication Format for Each NMEA 0183 Port, page 148.
Output Sentences: See Configuring NMEA 0183 Output Sentences, page 148.
Position Precision: Adjusts the number of digits to the right of the decimal point for transmission of NMEA
output.
XTE Precision: Adjusts the number of digits to the right of the decimal point for NMEA crosstalk error output.
Waypoint IDs: Sets the device to transmit waypoint names or numbers via NMEA 0183 while navigating. Using
numbers may resolve compatibility issues with older NMEA 0183 autopilots.
Restore Defaults: Restores the NMEA 0183 settings to the original factory defaults.
Diagnostics: Displays NMEA 0183 diagnostic information.
Configuring NMEA 0183 Output Sentences
You can enable and disable NMEA 0183 output sentences.
1 Select Settings > Communications > NMEA 0183 Setup > Output Sentences.
2 Select an option.
3 Select one or more NMEA 0183 output sentences, and select BACK.
4 Repeat steps 2 and 3 to enable or disable additional output sentences.
Setting the Communication Format for Each NMEA 0183 Port
You can configure the communication format for each internal NMEA 0183 port when connecting your
chartplotter to external NMEA 0183 devices, a computer, or other Garmin devices.
1 Select Settings > Communications > NMEA 0183 Setup > Port Types.
2 Select an input or output port.
3 Select a format:
• To support the input or output of standard NMEA 0183 data, DSC, and sonar NMEA input support for the
DPT, MTW, and VHW sentences, select NMEA Std..
• To support the input or output of standard NMEA 0183 data for most AIS receivers, select NMEA High
Speed.
• To support the input or output of Garmin proprietary data for interfacing with Garmin software, select
Garmin.
4 Repeat steps 2–3 to configure additional input or output ports.
NMEA 2000 Settings
Select Settings > Communications > NMEA 2000 Setup.
Device List: Displays the devices connected to the network and allows you to set options for some transducers
connected using the NMEA 2000 network.
Label Devices: Changes the labels for available connected devices.
Naming Devices and Sensors on the Network
You can name devices and sensors connected to the Garmin Marine Network and the NMEA 2000 network.
1 Select Settings > Communications.
2 Select Marine Network or NMEA 2000 Setup > Device List.
3 Select a device from the list on the left.
4 Select Review > Change Name.
5 Enter the name, and select Done.
148 Device Configuration
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