Learn all the features & functions & HOW TO USE & MAXIMIZE your Ray marine unit. DVD training makes it easy! Interactive menus allow quick and easy chapter review and allow you to go to a specific location time and time again. This step-by-step, instructional training DVD walks you through the key features and functions of your Ray marine unit. Learn everything you need to know to begin using your unit, from the basics to advanced operation. Teaches - Basic, Intermediate & Advanced Functions. Step-by-Step Lessons Include: Chart plotter Functions - Basic: Introduction, GPS, Controls, Chart. Intermediate: GPS Solution, MOB, Other Pages, Navigation, Routes. Advanced: Tracks, Editing, Alarms, Customizing, Page Setup. Fish finder Functions - Basic: Introduction, Getting Started, Full Screen Sonar, Preset Configurations. Intermediate: Range, Zooming, Bottom Lock, a Scope Power. Advanced: Frequency, Gain, Pausing, Alarms.