Garmin ASTRO 900/T9 Owner's Manual

Contents

CompassThe handheld device has a 3-axis, tilt-compensated compass.You can use a bearing pointer or a course pointer to navigate toyour destination.Calibrating the CompassNOTE: You must calibrate the electronic compass outdoors. Donot stand near objects that influence magnetic fields, such ascars, buildings, or overhead power lines.The device has a 3-axis electronic compass. You shouldcalibrate the compass after moving long distances, experiencingtemperature changes, or changing the batteries.1 Select DOG > MENU.2 Select Calibrate Compass > Start.3 Follow the on-screen instructions.Navigating with the Bearing PointerWhen navigating to a destination, points to your destination,regardless of the direction you are moving.1 While navigating to a destination, select Tools > Compass2 Turn until points toward the top of the compass, andcontinue moving in that direction to the destination.Course PointerThe course pointer is most useful if you are navigating on wateror where there are no major obstacles in your path. It can alsohelp you avoid hazards near the course, such as shoals orsubmerged rocks.To enable the course pointer, from the compass, select MENU >Setup Heading > Go To Line (Pointer).The course pointer À indicates your relationship to the courseline leading to the destination. The course deviation indicator(CDI) Á provides the indication of drift (right or left) from thecourse. The scale Â refers to the distance between dots Ã onthe course deviation indicator, which tell you how far off courseyou are.Find MenuYou can use the find menu to search for waypoints, cities, andcoordinates. You can download and navigate to photos, tracks,and geocaches. Additional categories appear if you haveoptional, compatible detailed maps loaded on the device. Whenyou open a category, the list contains items near your currentlocation or the map pointer (if active).Finding a Waypoint by Name1 From the main menu, select Tools > Find > Waypoints >MENU > Spell Search.2 Enter the name.Matches appear as you select characters in the name.3 Select the waypoint.Finding a Waypoint Near Another Waypoint1 From the main menu, select Tools > Waypoint Mgr..2 Select a waypoint.3 Select MENU > Find Near Here.4 Select a category.The list includes waypoints near the original waypoint.Navigating with Sight 'N GoYou can point the device at an object in the distance, lock in thedirection, and navigate to the object.1 Select Tools > Sight 'N Go2 Point the device at an object.3 Select Lock Direction > Set Course.4 Navigate using the compass (Navigating with the BearingPointer, page 7) or map (Map, page 6).Viewing the Elevation PlotBy default, the elevation plot displays the elevation for anelapsed time. You can customize the plot (Changing the PlotType, page 7) and the data fields (Customizing the DataFields, page 9).Select Tools > Elevation Plot.Calibrating the Barometric AltimeterYou can calibrate the barometric altimeter manually if you knowthe correct elevation or the correct barometric pressure.1 Go to a location where the elevation or barometric pressureis known.2 Select Tools > Elevation Plot > MENU > CalibrateAltimeter.3 Follow the on-screen instructions.Navigating to a Point on the Plot1 Select Tools > Elevation Plot.2 Select a point on the plot.Details about the point appear in the upper-left corner of theplot.3 Select MENU > View Map.4 Select the information bar at the top of the screen.5 Select Go.6 Navigate using the compass (Navigating with the BearingPointer, page 7) or map (Map, page 6).Changing the Plot TypeYou can change the elevation plot to display pressure andelevation over time or distance.1 Select Tools > Elevation Plot > MENU > Change PlotType.2 Select an option.Trip ComputerThe trip computer displays your current speed, average speed,maximum speed, trip odometer, and other helpful statistics. Youcan customize the trip computer layout, dashboard, and datafields (Customizing the Data Fields, page 9).To open the trip computer, select Tools > Trip Computer.Resetting the Trip ComputerFor accurate trip information, you can reset the trip informationbefore beginning a trip.1 Select Tools > Trip Computer.2 Select MENU > Reset > Reset Trip Data.ApplicationsSetting a Proximity AlarmProximity alarms alert you when you or your dogs are within aspecified range of a particular location. A tone sounds when youenter the designated radius.Applications 7