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Changing the Map Orientation
1 Press PAGE to scroll to the map page.
2 Press MENU.
3 Select Map Setup > Orientation.
4 Select an option:
• Select North Up to show north at the top of the page.
• Select Track Up to show your current direction of travel at the top of the page.
• Select Automotive Mode to show an automotive perspective with the direction of travel at the top.
Advanced Map Settings
Press PAGE to scroll to the map page, and press MENU. Select Map Setup > Advanced Setup.
Auto Zoom: Automatically selects the appropriate zoom level for optimal use on your map. When Off is
selected, you must zoom in or out manually.
Detail: Sets the amount of detail shown on the map. Showing more detail may cause the map to redraw more
slowly.
Shaded Relief: Shows detail relief on the map, if available, or turns off shading.
Vehicle: Sets the position icon, which represents your position on the map. The default icon is a small blue
triangle.
Zoom Levels: Adjusts the zoom level at which map items appear. The map items do not appear when the map
zoom level is higher than the selected level.
Text Size: Sets the text size for map items.
Compass
The handheld device has a 3-axis, tilt-compensated compass. You can use a bearing pointer or a course pointer
to navigate to your destination.
Calibrating the Compass
Before you can calibrate the electronic compass, you must be outdoors, away from objects that influence
magnetic fields, such as cars, buildings, or overhead power lines.
The GPSMAP 79s/sc device has a 3-axis electronic compass. You should calibrate the compass after moving
long distances, experiencing temperature changes, or changing the batteries.
1 Press PAGE to scroll to the compass page.
2 Press MENU.
3 Select Calibrate Compass > Start.
4 Follow the on-screen instructions.
Navigating with the Compass
When navigating to a destination, points to your destination, regardless of the direction you are moving.
1 Begin navigating to a destination (Navigating to a Destination, page 11).
2 Press PAGE to scroll to the compass page.
3 Turn until points toward the top of the compass, and continue moving in that direction to the destination.
8 Using the Main Pages
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