Explorer 660 Installation And Operation Manual Brandname: NorthStar Category: Fish Finder Total Pages: 76 Table of contents Danger2Contents3Important61Introduction71-2Plug-InCards82BasicOperation10Warning112-5SimulateMode122-6TheMainDisplays132-6-1DualDisplays15TheDataHeader163NavigationChart173-2ChartDisplay18Warning19StartingToNavigate203-5ProjectedCourse21Warning225NavigationWaypoints235-2-2MovingAWaypoint245-2-8SortWaypoints256-2-1CreatingANewRoute266-2-2EditingARoute276-3-1StartingARoute28GpsWorldwideNavigation297-1SatelliteDisplay30Warning31StrengthOfEchoes32Shadows33SonarFrequencies34WheretoFindFish36ManualModes37ThresholdManually389-2SonarZoomDisplay409-5SonarA-ScopeDisplay4110DataDisplay4211FuelDisplay4312TidesDisplay4413UserCardDisplay4514AboutDisplay4615-1SetupSystem47SetupMenuAndOptions48Rotation49MapDatum5015-3SetupSonar5115-4SetupGps53Warning5415-7SetupLogs5515-8SetupAlarms5615-9SetupUnits57Speed58KeelOffset5915-13SetupFavorites6016Installation61GpsAntenna64Connections65Navbus67AppendixA-Specifications68ListofDatums69B-1GeneralProblems70B-2GpsNavigationProblems71Glossary74NavigationData75