Man-Overboard Distress Calls Initiated from a VHFRadioWhen the chartplotter is connected to a compatible VHF radiowith NMEA 2000, and you initiate a man-overboard DSCdistress call from the radio, the chartplotter shows the man-overboard screen and prompts you to navigate to the man-overboard point. If you have a compatible autopilot systemconnected to the network, the chartplotter prompts you to start aWilliamson’s turn to the man-overboard point.If you cancel the man-overboard distress call on the radio, thechartplotter screen prompting you to activate navigation to theman-overboard location disappears.Man-Overboard and SOS Distress Calls Initiated fromthe ChartplotterWhen your chartplotter is connected to a Garmin NMEA 2000compatible radio and you mark an SOS or man-overboardlocation, the radio shows the Distress Call page so you canquickly initiate a distress call.For information on placing distress calls from your radio, see theVHF radio owner’s manual. For information about marking anMOB or SOS location, see Marking an SOS Location, page 10.Position TrackingWhen you connect the chartplotter to a VHF radio using NMEA0183, you can track vessels that send position reports.This feature is also available with NMEA 2000, when the vesselsends the correct PGN data (PGN 129808; DSC CallInformation).Every position report call received is logged in the DSC list(DSC List, page 29).Viewing a Position Report1 Select Info > DSC List.2 Select a position-report call.3 Select Review.4 Select an option:• To switch to a Navigation chart marking the location,select Next Page.• To view the position report details, select Previous Page.Navigating to a Tracked Vessel1 Select Info > DSC List.2 Select a position-report call.3 Select Review > Navigate To.4 Select Go To or Route To.Creating a Waypoint at the Position of a TrackedVessel1 Select Info > DSC List.2 Select a position-report call.3 Select Review > Create Waypoint.Editing Information in a Position Report1 Select Info > DSC List.2 Select a position-report call.3 Select Review > Edit.• To enter the name of the vessel, select Name.• To select a new symbol, select Symbol, if available.• To enter a comment, select Comment.• To show a trail line for the vessel if your radio is trackingthe position of the vessel, select Trail.• To select a color for the trail line, select Trail Line.Deleting a Position-Report Call1 Select Info > DSC List.2 Select a position-report call.3 Select Review > Clear Report.Viewing Vessel Trails on the ChartYou can view trails for all tracked vessels on some chart views.By default, a black line indicates the path of the vessel, a blackdot indicates each previously reported position of a trackedvessel, and a blue flag indicates the last reported position of thevessel.1 From a chart or 3D chart view, select Menu > Chart Setup >Other Vessels > DSC > DSC Trails.2 Select the number of hours to show tracked vessels on thechart.For example, if you select 4 Hours, all trail points that areless than four hours old appear for all tracked vessels.Individual Routine CallsWhen you connect the chartplotter to a Garmin VHF radio, youcan use the chartplotter interface to set up an individual routinecall.When setting up an individual routine call from your chartplotter,you can select the DSC channel on which you want tocommunicate. The radio transmits this request with your call.Selecting a DSC ChannelNOTE: The selection of a DSC channel is limited to thosechannels that are available in all frequency bands. The defaultchannel is 72. If you select a different channel, the chartplotteruses that channel for subsequent calls until you call usinganother channel.1 Select Info > DSC List.2 Select a vessel or a station to call.3 Select Review > Call with Radio > Channel.4 Select an available channel.Making an Individual Routine CallNOTE: When initiating a call from the chartplotter, if the radiodoes not have an MMSI number programmed, the radio will notreceive call information.1 Select Info > DSC List.2 Select a vessel or a station to call.3 Select Review > Call with Radio.4 If necessary, select Channel, and select a new channel.5 Select Send.The chartplotter sends information about the call to the radio.6 On your Garmin VHF radio, select Call.Making an Individual Routine Call to an AIS Target1 From a chart or 3D chart view, select an AIS target.2 Select AIS Vessel > Call with Radio.3 If necessary, select Channel, and select a new channel.4 Select Send.The chartplotter sends information about the call to the radio.5 On your Garmin VHF radio, select Call.Gauges and GraphsThe gauges and graphs provide various information about theengine and environment. To view the information, a compatibletransducer or sensor must be connected to the network.30 Gauges and Graphs