Owner's ManualTable of ContentsIntroduction3Contact Garmin3Warning6DC 20 Battery Warnings7Important Information7myGarmin8Getting Started9Unit Overview9Installing the Batteries10Using the Astro 220 Keypad Functions11Turning on the Astro 22012Charging the DC 2013Initializing the GPS Receivers13Calibrating the Astro 220 Compass14Operating the Astro 22015Dog Tracking17Communicating with the DC 2017Tracking a Dog19Tips for Successful Tracking22Main Menu23Start New Hunt23Go To Marked Location24View Sunrise/Sunset24View Hunting Almanac24Advanced25Mark Location25Marking Your Current Location25Marking Hunting Specific Locations26Marking a Location Using the Map26Averaging a Marked Location27Projecting a Location27Map Page28Map Page Options29Data Fields30Measuring Distance31Find Features32Find By Name32Recent Finds33Finding a Location35Finding a Geocache35Finding a City36Finding an Interstate Exit36Finding an Address36Intersections37Searching for a Point of Interest37GPS Applications38Trip Computer Page38Compass Page39Altimeter Page43Using Tracks48Routes53Navigating a Route53Proximity Locations57Satellite Page58Accessories60Calendar60Calculator60Stopwatch61View Sunrise/Sunset61View Hunting Almanac61Games Menu61Settings62System Setup62Dog List Setup62Dog Alerts Setup63Display Setup63Tones Setup63Main Menu Setup64Map Page Setup64Routing Setup67Geocache Setup68Marine Alarms Setup69Time Setup69Units Setup69Heading Setup70Calibration Setup70Altimeter Setup71Appendix72Specifications72Caring for the Astro System79Software License Agreement80Product Registration80FCC Compliance81Limited Warranty83Index85Size: 1.59 MBPages: 88Language: EnglishOpen manual