Garmin Astro 900 Owners Manual - Page 11
Find Menu, Navigating with Sight 'N Go, Viewing the Elevation Plot, Trip Computer, Setting
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Calibrating the Compass NOTE: You must calibrate the electronic compass outdoors. Do not stand near objects that influence magnetic fields, such as cars, buildings, or overhead power lines. The device has a 3-axis electronic compass. You should calibrate the compass after moving long distances, experiencing temperature changes, or changing the batteries. 1 Select DOG > MENU. 2 Select Calibrate Compass > Start. 3 Follow the on-screen instructions. Navigating with the Bearing Pointer When navigating to a destination, points to your destination, regardless of the direction you are moving. 1 While navigating to a destination, select Tools > Compass 2 Turn until points toward the top of the compass, and continue moving in that direction to the destination. Course Pointer The course pointer is most useful if you are navigating on water or where there are no major obstacles in your path. It can also help you avoid hazards near the course, such as shoals or submerged rocks. To enable the course pointer, from the compass, select MENU > Setup Heading > Go To Line (Pointer). The course pointer indicates your relationship to the course line leading to the destination. The course deviation indicator (CDI) provides the indication of drift (right or left) from the course. The scale refers to the distance between dots on the course deviation indicator, which tell you how far off course you are. 1 Select Tools > Sight 'N Go 2 Point the device at an object. 3 Select Lock Direction > Set Course. 4 Navigate using the compass (Navigating with the Bearing Pointer, page 7) or map (Map, page 6). Viewing the Elevation Plot By default, the elevation plot displays the elevation for an elapsed time. You can customize the plot (Changing the Plot Type, page 7) and the data fields (Customizing the Data Fields, page 9). Select Tools > Elevation Plot. Calibrating the Barometric Altimeter You can calibrate the barometric altimeter manually if you know the correct elevation or the correct barometric pressure. 1 Go to a location where the elevation or barometric pressure is known. 2 Select Tools > Elevation Plot > MENU > Calibrate Altimeter. 3 Follow the on-screen instructions. Navigating to a Point on the Plot 1 Select Tools > Elevation Plot. 2 Select a point on the plot. Details about the point appear in the upper-left corner of the plot. 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 Bearing Pointer, page 7) or map (Map, page 6). Changing the Plot Type You can change the elevation plot to display pressure and elevation over time or distance. 1 Select Tools > Elevation Plot > MENU > Change Plot Type. 2 Select an option. Find Menu You can use the find menu to search for waypoints, cities, and coordinates. You can download and navigate to photos, tracks, and geocaches. Additional categories appear if you have optional, compatible detailed maps loaded on the device. When you open a category, the list contains items near your current location or the map pointer (if active). Finding a Waypoint by Name 1 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 Waypoint 1 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 Go You can point the device at an object in the distance, lock in the direction, and navigate to the object. Trip Computer The trip computer displays your current speed, average speed, maximum speed, trip odometer, and other helpful statistics. You can customize the trip computer layout, dashboard, and data fields (Customizing the Data Fields, page 9). To open the trip computer, select Tools > Trip Computer. Resetting the Trip Computer For accurate trip information, you can reset the trip information before beginning a trip. 1 Select Tools > Trip Computer. 2 Select MENU > Reset > Reset Trip Data. Applications Setting a Proximity Alarm Proximity alarms alert you when you or your dogs are within a specified range of a particular location. A tone sounds when you enter the designated radius. 1 Select Tools > Proximity Alarms. 2 Select Create Alarm. 3 Select a category. 4 Select a location. Applications 7