50 GPSMAP 76Cx Owner’s ManualIndexIndexSymbols2D navigation 53D navigation 5�addresses 15advanced NMEA setup 44averaging a location 8Bbacklight 4batteries 2battery type 34bearing pointer 30Ccalculate area 20calculator 42calendar 42cleaning 46color 34compass 29course deviation indicator 31course pointer 30creating waypoints 7, 8Ddatabases 6data fields 27declutter 28deleting waypoints 8depth 8, 18, 41display setup 34Eediting routes 24editing waypoints 8Enter/Mark key 3FFCC 46Find/MOB key 3find menucity 15geocache 14intersection 16interstate exit 15waypoints 14Ggames 42geochache 14, 40GPS off/on 34guidance text 28Hheading setup 41highway page 33hunt and fish 13IIn/Out zoom keys 3initializing the GPS 4interfacing 44intersections 16Llanguage 34lock on road 37log track to data card 19Mman overboard (MOB) 10map pageoptions 28setup 36MapSource 6marine alarms setup 40measuring distance 29Menu key 3messages 5Nnavigatingroutes 23saved tracks 21new location 26Ooff road transition 24PPage key 3point of interest 17pojecting waypoints 9Power key 3preview turns 23proximity alarms 10proximity waypoints 9QQuit key 3RRocker key 3routesauto-routing 23creating 22methods for routing 22navigating 23setup 39