GPSMAP 3005C Owner’s Manual IndeXIndeXSymbols200 kHz frequency 722X zoom 773D Highway Page 39options 404X zoom 7750 kHz frequency 72AA-scope 77accessories 107accuracy 6accuracy circle 66acquiring satellites 5active track log 49ADJ/MENU key 2advanced map card setup 68Advanced sub tab 95AFC mode 95AIS 64, 67alarmsnavigation 55sonar 56system 55weather 56Alarms tab 55anchor drag 55arches 73arrival alarm 56atmosphere 81auto-detect services 92AutoLocate 6automatic backlight 57Automatic Identification System. See AISBbacklight 4, 57adjusting 4basic operation 8battery alarm 55Bearing Line 94bearing pointer 38bearing reference 93, 94beeper 57begin transmitting 91BlueChart 11, 33, 97BlueChart g2 33, 35, 40bottom of the water 73btm (bottom) lock 77CCard tab 53cartography 35Celestial tab 45center offset 93chart 65clock alarm 55clutter 73rain 87sea 87color 73color bar 77color gain 76Comm tab 60Compass Page 38configuringRadar Page 86Course Up 65createroutes 23waypoints 12creating waypointsgraphically 13manually 14cross-talk rejection 93DDATA/CNFG Key 2data cardinstalling 97removing 97transferring data to/from 53data felds 30data transfer 60date/time 98datums 59daylight saving 60Declaration of Conformity (DoC) 109deep water alarm 56default settings 8deleteroutes 25tracks 50waypoints 17delete by symbol 17depth 58depth line 77digital data fields 30digital navigation data 85digital selective calling. See DSCDilution of Precision 103Display sub tab 93distance units 59DOP 103DSC 50, 99directory 52distress call 51, 100log 51position report 51, 100setup 52DSC Item Review 51DSC tab 50dual beam 72dual frequency 72EEBL 89editroutes 25waypoints 15elevation units 59ENTER/MARK key 2, 12entering data 8enter standby 91European license requirements 102Ffactory defaults 31, 57FCC compliance 109FCTN key 32features 8FIND Key 2fish symbols 74, 80flasher 75Follow Track 20frequency 76200 kHz 7250 kHz 72FTC 87function adjustments 32function windows 32