Garmin gpsmap 441s Manuale Utente

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GPSMAP 400/500 Series Owner’s Manual 
5
Using Charts 
Split Navigation Chart  
(with a BlueChart g2 Vision card)
The top half of the screen is zoomed in 10 times closer than the 
bottom half of the screen. The Range (-/+) keys control the zoom 
level.
Press 
Menu
 to view additional settings (
.
Using Perspective 3D
Perspective 3D provides a view from above and behind the boat 
(according to your course), and provides a visual navigation aid. 
This view is helpful when navigating tricky shoals, reefs, bridges, or 
channels, and is beneficial when trying to identify entry routes and 
exit routes in unfamiliar harbors or anchorages.
To access the Perspective 3D screen from the Home screen, select 
Charts
 > 
Perspective 3d
.
Press the 
Range
 (+) key to move the view closer to your boat and 
lower to the water. Press the Range (-) key to move the view away 
from the boat.
To view details about navaids such as beacons, lights, and 
obstructions:
1.  Use the 
Rocker
 to point to the navaid. When the cursor is over 
the navaid, the navaid is highlighted.
2.  Press 
Select
 to view details about the navaid.
Perspective 3D Settings
To access additional settings or options from the Perspective 3D 
screen, select 
MENu
.
waypoints & Tracks—view, add, and configure waypoints and 
tracks.
Tracks—turn tracks on or off (
).
waypoints—view, sort, or filter existing waypoints, or create 
new ones.
New waypoint—edit, delete, or create a new waypoint.