I thought Garmin's literature said I can download and use free NOAA charts in my Echomap UHD 74sv. Perhaps I misunderstood, because I can find nothing in the manual or menus about doing it. Has anyone discovered how?
I thought Garmin's literature said I can download and use free NOAA charts in my Echomap UHD 74sv. Perhaps I misunderstood, because I can find nothing in the manual or menus about doing it. Has anyone discovered how?