My Vessel Layer Settings; Laylines Settings; User Data Layer Settings - Garmin GPSMAP 7400 Series Owner's Manual

My Vessel Layer Settings

From a chart, select Menu > Layers > My Vessel.
Heading Line: Shows and adjusts the heading line, which is a line drawn on the map from the bow of the boat in
the direction of travel
Active Tracks: Shows the active track on the chart and opens the Active Track Options menu.
Wind Rose: Shows a visual representation of the wind angle or direction provided by the connected wind sensor
and sets the wind source.
Compass Rose: Shows a compass rose around your boat, indicating compass direction oriented to the heading
of the boat. Enabling this option disables the Wind Rose option.
Vessel Icon: Sets the icon that represents your present location on the chart.

Laylines Settings

To use the laylines features, you must connect a wind sensor to the chartplotter.
When in sailing modeSetting the Vessel Type,
can be very helpful when racing.
From the navigation chart, select Menu > Layers > My Vessel > Laylines > Setup.
Display: Sets how the laylines and vessel appear on the chart, and sets the length of the laylines.
Sailing Ang.: Allows you to select how the device calculates laylines. The Actual option calculates the laylines
using the measured wind angle from the wind sensor. The Manual option calculates the laylines using
manually entered windward and leeward angles.
Windward Ang.: Allows you to set a layline based on the windward sailing angle.
Leeward Ang.: Allows you to set a layline based on the leeward sailing angle.
Tide Correction: Corrects the laylines based on the tide.
Layline Filter: Filters the layline data based on the time interval entered. For a smoother layline that filters out
some of the changes in the boat's heading or true wind angle, enter a higher number. For laylines that display
a higher sensitivity to changes in the boat's heading or true wind angle, enter a lower number.

User Data Layer Settings

You can show user data, such as waypoints, boundaries, and tracks, on the charts.
From a chart, select Menu > Layers > User Data.
Waypoints: Shows waypoints on the chart and opens the list of waypoints.
Boundaries: Shows boundaries on the chart and opens the list of boundaries.
Tracks: Shows tracks on the chart.
Charts and 3D Chart Views
(Setting the Heading Line and Angle Markers,
page 13, you can display laylines on the navigation chart. Laylines
page 59).
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