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36 GPSMAP 620 and GPSMAP 640 Owner’s Manual
Marine Mode: Managing Information From Other Vessels
Position Tracking
When you connect your Garmin chartplotter to a VHF radio using
NMEA 0183, you can track vessels that send position reports.
Every position-report call received is logged in the DSC list.
Viewing a Position Report
1. From the Home screen, select Information > Other Vessels >
DSC List.
2. Select a position-report call.
3. Select or to switch between details of the
position report and a Navigation chart marking the location.
Navigating to a Tracked Vessel
1. From the Home screen, select Information > Other Vessels >
DSC List.
2. Select a position-report call.
3. Select Navigate To.
4. Select Go To or Route To.
Creating a Waypoint at the Position of a Tracked Vessel
1. From the Home screen, select Information > Other Vessels >
DSC List.
2. Select a position-report call.
3. Select Create Waypoint.
Editing Information in a Position Report
1. From the Home screen, select Information > Other Vessels >
DSC List.
2. Select a position-report call.
3. Select Edit.
4. Complete an action:
• Select Name. Enter the name of the vessel. Select Done.
• Select Symbol. Select a new symbol. Select Done.
NOTE: The symbol can not be changed if the position-report
call is a distress call.
• Select Comment. Enter the comment. Select Done.
• Select Trail > Show to show a trail line for the vessel, if your
radio is tracking the position of the vessel.
• Select Trail Line. Select a color for the trail line.
Deleting a Position-Report Call
1. From the Home screen, select Information > Other Vessels >
DSC List.
2. Select a position-report call.
3. Select Clear Report.