From the back cover
This step-by-step video guide walks you through the key features of the Garmin GPSMAP 180/185. Learn everything you need to know from creating waypoints to saving fishing hotspots and setting up routes. Step-by-step instructions include: Introduction to the GPS system; Satellite & Receiver Status; Using the Map Page Function; Using Micro G-Charts; Using Navigation Screens; Using the Menus; Creating, Using & Editing Waypoints; Going to Destinations; Using TrakBack Routes; Creating, Editing & Using Routes; System & Navigation Set Ups; Basic Sounder Functions; Ranges & Modes; Zoom Functions; Creating Underwater Waypoints; Using Split Screens; Sounder Options; Setting Up the Sounder.