Garmin GPSMAP 172 Owner's Manual

Also see for GPSMAP 172: Installation instructions Specifications Quick reference

Contents

To activate the practice route stored in memory for navigation:1. Press NAV The option list page appears. (If you were selecting a single waypoint to navigateto rather than a route, you could highlight the waypoint on the map, press NAV and then pressENTER.)2. Use the ARROW KEYPAD to highlight the ‘Follow Route’ option. Press ENTER to confirm.3. The Select Route page appears, with the ‘GPSMAP TOUR’ route highlighted.4. Press ENTER then highlight ‘Activate’ and press ENTER again.To zoom in to a closer map scale:1. Repeatedly press the IN key until the 3 nm scale displays.You may also hold the IN or OUT keys down to quickly scroll through the map scales. The MapPage should now display five waypoints chained together in a simple route, with your boat at the firstroute waypoint.A data field at the top of the page now displays the speed, distance to the second route waypoint,and a compass ribbon which shows you which way to go. To get started, let’s enter a speed for ourvessel, which we can do from the Main Menu Page.To enter a boat speed:1. Press the MENU key twice to display the Main Menu Page.2. Use the ARROW KEYPAD to highlight the ‘Setup’ tab, then press RIGHT then DOWN until the fieldbelow the word ‘Speed’ is highlighted on the ‘System’ submenu tab and press ENTER.3. Use the ARROW KEYPAD to enter a speed of 40 knots.4. Press ENTER to finish, and PAGE until you return to the Map Page.Once a speed has been entered, you’ll notice that the map automatically begins to move slowly,keeping your boat centered on the display. The direction of movement, also called ‘track’, is controlledby the simulator.The Set Position, Track Control, Trackand Speed fields only show while insimulator mode.You can also Invert a route tofollow it in reverse.Getting StartedSimulated Tour