GP1670F_1870F Operator's Manual - Furuno USA

4. ROUTES5) After you have entered all the points you require, press the ESC/MENU key.The [Routes List] reappears, showing the newly entered route.4.2.3 How to create a route with the Easy Routing featureThe Easy Routing feature automatically constructs a route between two points, takinginto consideration the preset values for safe depths, safe heights and boat’s width, toprovide you with an estimate of a safe route to your destination. Easy Routing can beinitiated on points, on quick points, on track points, on route legs, on a position fix, onMOB position, on DSC points, on a cartographic object, and chart.You simply set a start position and a destination. This can be newly entered points orany of the points mentioned above that are currently on the screen. (The total distancecan not be longer than 100 NM.) Easy Routing then analyzes the path between thetwo points and creates a route, inserting legs in the route when necessary to get youaway from areas which exceed the safety values set on the menu. Easy Routing analyzeseach leg for safety in three levels: safe leg, potentially dangerous leg, and unsafeleg, and color codes them accordingly, green for safe, yellow for potentially dangerousand red for unsafe.Note: A chart card must be inserted to use Easy Routing. Not all chart cards carryEasy Routing. The message "No charts with Easy Routing data found." appears if achart card does not have Easy Routing.EASY ROUTING DISCLAIMER: The accuracy of Easy Routing is limited by the availabilityof electronic charts loaded on your navigation system and the accuracy of originalsource material used in producing such charts. Always remember that you shouldnavigate with the most detailed and up-to-date chart available from FURUNO, andnew information from National Hydrographic Offices may render your charts obsoleteat any time. Easy Routing is only an aid to navigation and must be used in conjunctionwith conventional navigation practices. As the navigator of your boat, you are responsiblefor reviewing the suggested route against the official nautical publications and situationalawareness. You must edit and/or approve the suggested route before usingit for navigation purposes.4-3