76 Astro 320 and DC40 Owner’s ManualIndexsignal conflict 17–18statistics 19status icons 14tracks, transferring 62type 15Eelevationdata fields 70plot 26, 38Ffile types 60findingaddresses 33cities 32coordinates 33geocaches 43near your location 22photos 32points of interest 33routes 32tracks 32waypoints 22, 32fitness accessories 66fixed elevation 52gGarmin Product Support65geocaches 42settings 53sharing 29GPSsettings 47signals 11, 40, 69Hheading settings 51Kkeyboard 12keypad 9Llanguage 47line-of-sight radiocommunication 20Mmain menu 45map datum 51mapsBirdsEye satelliteimagery 67City Navigator 33, 67customizing 49data fields 31measuring distance 31optional 33, 67orientation 30, 49scaling 30topographical 27, 67marinealarms setup 54setup 54measuring distance 31memory card 60microSD card 60myGarmin 65Nnaminglocations 21waypoints 22navigatingaltimeter 38compass 34course pointer 35