Compass Settings
Hold UP, and select .
- Calibrate
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Allows you to manually calibrate the compass sensor (Calibrating the Compass Manually).
- Display
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Sets the directional heading on the compass to letters, degrees, or milliradians.
- North Ref.
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Sets the north reference of the compass (Setting the North Reference).
- Mode
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Sets the compass to use electronic-sensor data only (On), a combination of GPS and electronic-sensor data when moving (Auto), or GPS data only (Off).
Calibrating the Compass Manually
Calibrate the electronic compass outdoors. To improve heading accuracy, do not stand near objects that influence magnetic fields, such as vehicles, buildings, and overhead power lines.
Your watch was already calibrated at the factory, and the watch uses automatic calibration by default. If you experience irregular compass behavior, for example, after moving long distances or after extreme temperature changes, you can manually calibrate the compass.
Setting the North Reference
You can set the directional reference used in calculating heading information.
- Hold UP.
- Select .
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Select an option:
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To set geographic north as the heading reference, select True.
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To set the magnetic declination for your location automatically, select Magnetic.
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To set grid north (000º) as the heading reference, select Grid.
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To set the magnetic variation value manually, select User, enter the magnetic variance, and select Done.
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