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scroll to the correct digit.) Press the
"FUNCTION" button to select the next
digit to the right. Repeat this process
until all four digits are entered as your
existing mileage.
3. Wheel Circumference Selection
To set the circumference for the type
of tires you are using, you can either
use the table below to obtain an
approximate tire circumference or
measure your actual tire circumference
by the rollout method.
Easy Calibration Mode:
Your SpeedZone Comp has been
preprogrammed with the following
14 Specialized tire sizes:
26 X 1.0 26 X 2.2
26 X 1.25 650 X 20
26 X 1.5 700 X 20
26 X1.9 700 X 23
26 X1.95 700 X 26
26 X 2.0 700 X 32
26 X 2.1 700 X 38
When using Easy Calibration Mode,
the SpeedZone will display the tire size
on its LCD display screen. (See figure
5) The Easy Calibration Mode is
accessed by entering the odometer
(OD) mode and holding down the
"FUNCTION" button for three seconds.
The display will now show the currently
selected tire size. To scroll through the
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