9
Operation
PROGRAMMING THE
COMPASS
The compass mode displays the current
compass heading and lets you calibrate
your compass to automatically compen-
sate for magnetic fields, program the
compass’ automatic shut-off time, and
program the backlight automatic shut-off
time.
Calibrating the Compass
Calibration helps the compass to better
separate the earth’s magnetic field from
the magnetic fields generated by external
influences (such as your vehicle, for ex-
ample), providing more accurate head-
ing information.
Calibrate the compass any time you
move or reset the compass, adjust the
63-1102.fm Page 9 Wednesday, August 16, 2000 4:33 PM
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