Owner's Manual

18 GPSMAP 400/500 Series Owner’s Manual
Using Charts
—toggles the range rings on or off to provide distance
measurement.
—adjusts the depth at which red indicates dangerous
depths.
—adjusts the width of the course line drawn when
navigating. This setting also affects routes, but does not
affect automatic guidance.
Using Fish Eye 3D
Using the depth contour lines of the BlueChart g2 Vision
cartography, Fish Eye 3D provides an underwater view of the sea
oor or lake bottom. Use the keys to adjust the view.
You must have an “s” series unit (such as a GPSMAP 430s)
with a connected transducer or have a connection to a Garmin
sounder via CANet.
Fish Eye 3D Settings
To access additional settings or options for the Fish Eye 3D screen,
press
—selects a sh eye view of fore, aft, port, or starboard.
(only available if sonar is present)—turns a cone that
shows the area covered by your transducer on or off.
(only available if sonar is present)—displays
suspended targets (such as sh). Targets are indicated by red, green,
and yellow spheres. Red indicates the largest targets and green
indicates the smallest targets.
Suspended
targets
Fish Eye 3D
—turns the track log on or off.
—show or hide cruising, navigation, shing, fuel, or
sailing numbers (page 9).