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8 GPSMAP 400/500 Series Owner’s Manual
Using Charts
Using Charts
Your chartplotter has a worldwide map, and a built-in detailed map
of US inland lakes, or BlueChart g2 cartography for either the USA
shoreline or a specic country.
Navigation Chart—displays all relevant navigation data
available on your preloaded maps, including buoys, lights,
cables, depth soundings, marinas, and tide stations, in an
overhead view.
Perspective 3D
—provides a view from above and behind the
boat (according to your course), and provides a visual navigation
aid.
Split Navigation Chart—displays two different zoom levels of
the Navigation chart at the same time.
Fishing charts and Fish Eye 3D views are available when using
optional BlueChart g2 Vision preprogrammed SD cards.
Fishing Chart
—provides a view of the chart with enhanced
bottom contours and without navigational data. This chart works
well for offshore deep-sea shing.
Fish Eye 3D
—provides an underwater 3D view that visually
represents the sea oor according to the information on the chart.
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Mariner’s Eye 3D—provides a view from above and behind
the boat as a three-dimensional navigation aid. The BlueChart
g2 Vision Mariner’s Eye 3D is more detailed than the preloaded
data.
NOTE: If you are using a GPSMAP 420/421/520/521/525/526
(including “s” models), you must insert an optional BlueChart g2
Vision preprogrammed SD card to view detailed Navigation and
Mariner’s Eye charts.
Using the Navigation Chart
Use the Navigation chart to plan your course, to view map
information, and as a navigational aid.
To access a Navigation chart, from the Home screen, select
Charts > Navigation Chart.
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