Garmin 4000 Series GPS Receiver User Manual


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GPSMAP 4000 Series Owner’s Manual 37
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NMEA 0183 Setup—enable or disable NMEA 0183 output sentences for sounder, route, system,
and Garmin NMEA settings.
To enable or disable NMEA 0183 output sentences:
1. From the Home screen, select Congure > Communications > NMEA 0183 Setup.
2. Select a setting (Sounder, Route, System, or Garmin).
3. Select the NMEA 0183 output sentence to turn it on or off.
4. Select Off to disable, or select On to enable the 0183 NMEA output sentence.
Posn. Precision—adjust the number of digits (Two Digits, Three Digits, or Four Digits) to
the right of the decimal point for transmission of NMEA output.
Waypoint IDs—select how the unit outputs waypoint identiers (Names or Numbers).
Defaults—reset NMEA 0183 settings to their default settings (OK or Cancel).
NMEA 2000 Setup—set how the GPSMAP 4000 series unit is seen by a NMEA 2000 network.
Device Instance is used if you have two or more of the same NMEA 2000 devices in your
system. For example, if you have two 4208s in your system, select Device Instance and enter
different numbers for each device.
System Instance is only needed if you have two or more separate NMEA systems on your
boat with a gateway between the systems. If this is the case, select System Instance and
assign different numbers to each system.
Setting Alarms
You can set the unit to sound an audible alarm when certain conditions are met. By default, all
alarms are turned off.
To set an alarm:
1. From the Home screen, select Congure > Alarms.
2. Select an alarm category (Navigation, Engine, System, Sonar, or Weather). Alarms include:
Navigation - Anchor Drag, Arrival, Off Course
Engine - Fuel
System - Clock, Battery, GPS Accuracy
Sonar - Shallow Water, Deep Water, Water Temp, Fish
Weather (only if XM weather is available) - Marine, Tornado, Severe Storm, Flood, Flash
Flood
3. Select an alarm.
4. Select On to turn the alarm on, and then Use the ROCKER or NUMERIC KEYPAD
(4012/4212 only) to specify alarm information.
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