Compass
Variance
Variance is the difference between magnetic north and
geographic north.
In
some areas, the difference between
the two can be great enough to cause false compass
readings. If this happens, follow these instructions to set
the variance for your particular location:
1.
Find your location on the zone map. Note your
2.
Hold in the Cal switch (bottom of the mirror
zone number.
housing) for five seconds until the current zone entry
number appears in the display.
To
hold in the Cal
switch, insert a paper clip into the small hole on the
bottom of the mirror housing.
3.
Repeatedly press the Cal switch until the number for
the new zone entry is displayed.
Once the desired zone number is displayed, stop
pressing the Cal switch and the display will show
compass direction within a few seconds.
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