Garmin gpsmap 4008 Benutzerhandbuch

Using Charts

Mariner’s Eye 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 Mariner’s Eye screen, from the Home screen, select 

 > 

.

Press the 

key (GPSMAP 4000 series) or touch the   key (GPSMAP 5000 series) to 

move the view closer to your boat and lower to the water. Press the 

 key (GPSMAP 4000 

series) or touch the   key (GPSMAP 5000 series) to move the view away from the boat. 

To access additional settings or options from the Mariner’s Eye screen, press 

Rings—toggles the range rings on or off.
tracks—turns the visible track log on or off. The chartplotter continues to record tracks if you turn 

this setting off, but they are hidden from view.
Safe Depth—adjusts the safe depth for your boat.
Lane Width—adjusts the width of the course line drawn when navigating. This setting also affects 

routes (

), but does not affect automatic guidance (

Show Radar—If you have a Garmin marine radar device connected to your Garmin Marine 

Network, you can overlay radar readings on the Mariner’s Eye screen.

Overlay Numbers—shows or hides cruising, navigation, fishing, and sailing numbers.