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12 GPSMAP 400/500 Series Owner’s Manual
Using Charts
Roses—displays a compass rose around your boat, indicating
compass direction. True wind direction or apparent wind direction
displays if the unit is connected to a compatible marine wind sensor.
Wind direction
indicator
Compass rose
Changing the Chart Appearance
From the Home screen, select Charts > Navigation Chart >
MENU > Chart Setup > Chart Appearance.
Orientation—changes the perspective of the map display.
North Up—sets the top of the map display to a north heading.
Head Up—sets the map display to the current track heading.
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Course Up—sets the map so the direction of navigation is
always up. The heading line appears vertically on the screen if
shown.
Detail
—adjusts the amount of detail shown on the map at different
zoom levels.
Press right on
the Rocker to
increase map
detail.
Press left on
the Rocker to
decrease map
detail.
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