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GPSMAP 620 and GPSMAP 640 Owner’s Manual 51
Marine Mode: Advanced Conguration
Fish Eye 3D Settings
From the Fish Eye 3D screen, touch Menu.
View—change the viewpoint. Choose the direction you want the
camera to point. For example, if you touch Port, the view places
the camera to starboard, looking across the boat to port.
Tracks—toggle tracks on or off.
Data Bars—control how charting numbers appear on the screen, as
on the Navigation chart. See page 47.
Fishing Chart Settings
From the Fishing chart, touch Menu.
Waypoint and Tracks—access shortcuts to waypoint and track
information, as on the Navigation chart. See page 45.
Other Vessels—access AIS and DSC shortcuts, as well as chart-
specic AIS display settings, as on the Navigation chart. See
page 46.
Navaids—toggle all navaids, such as lights and buoys, on or off.
Conguring Fishing Chart Setup and Appearance
From the Fishing chart, touch Menu > Fishing Chart Setup.
Roses—enable information roses around the boat icon, as on the
Navigation chart. See page 46.
Data Bars—control how charting numbers appear on the screen,
as on the Navigation chart. See page 47. You can also turn the
compass tape on or off (page 48).
Chart Appearance—customize the appearance of the Fishing
chart.
• Orientation—changes the perspective of the map display, as on
the Navigation chart. See page 48.
• Detail—adjusts the amount of detail shown on the map.
• Heading Line—draws an extension from the bow of the boat in
the direction of travel, as on the Navigation chart. See page 48.
• Navaid Size—adjusts the size of the symbols shown on the
map.
• Navaid Type—sets the navaid symbol set (NOAA or IALA).