Garmin GPSMAP 640 - Manual (Page 21)

GPSMAP 620 and GPSMAP 640 Owner’s Manual 15
Marine Mode: Navigating
Corrected
course
Direct course
Following a Direct Course on the
Mariner’s Eye 3D Screen
Note: When following a course, important navigation
information appears in a data bar along the top of the chart. To
adjust the settings of the data bar, see page 46 .
Creating a Route (Route To)
1. When the pointer icon is on the location you want to
navigate to, or you have selected a destination using Where
To?, touch Navigate To > Route To .
2. Touch the location where you want to make the last turn toward
your destination.
Adding the Last Turn
3. Touch Add Turn .
4. To add an additional turn, touch another location where you
want to make a turn (working backward from the destination)
and then touch Add Turn . You can add up to 250 turns to a
route.
Adding an Additional Turn