Garmin GPSMAP 4000 - Manual (Page 37)

GPSMAP 4000 Series Owner’s Manual 
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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 identifiers (
Names or Numbers ).
Defaults—reset NMEA 0183 settings to their default settings ( OK or Cancel ).
NMEA 2000 Setup—View and configure the devices connected to the NMEA 2000 network and set
bridging to On , Off , or Auto .
Device List—lists the NMEA 2000 devices on your network. If the NMEA 2000 device has
configuration options or settings, select the device for a list of options.
Output Bridging—enables or disables the output from Garmin sensors or NMEA 0183 devices
to your NMEA 2000 network.
Wireless Devices—Allows wireless devices, such as a remote control or optical mouse to
communicate with the chartplotter.
Preferred Devices—Allows the selection of a preferred device when more than one source is
available for the same function.
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 Configure > Alarms .
2. Select an alarm category ( Navigation , Engine , System , Sonar, Weather or Fuel ). Alarms
include:
Navigation - Anchor Drag, Arrival, Off Course
System - Clock, Battery, GPS Accuracy
Sonar - Shallow Water, Deep Water, Water Temperature, Fish
Weather (only if XM weather is available) - Marine, Tornado, Severe Storm, Flood, Flash
Flood
Fuel—Total Fuel Onboard
3. Select an alarm.
4. Select
On to turn the alarm on, and then use the ROCKER or NUMERIC KEYPAD (GPSMAP
4210 or 4212 only) to specify alarm information.
Setting Navigation Alarms
To set a navigation alarm from the Home screen, select Configure > Alarms > Navigation .
Anchor Drag—set an alarm to sound when you exceed a specified drift distance.
Arrival—set an alarm to sound when you are within a specified distance or time from a destination
waypoint.
Off Course—set an alarm to sound when you are off course by a specified distance.
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