Rexing M2 Max User Manual page 24

4. Click to access the RCW calibration interface. You will initially see
the concept and a brief introduction on the calibration page. Click
Next to access the real calibration interface, as shown below:
5. Move the red line up or down to the horizon (the intersection line
between sky and Earth). Move the yellow line up or down to the
interface between the car's tail and ground. Move the green line left or
right to the focal point where the far end road intersects with the horizon.
After proper adjustment, click Next to access calibration of the warning
range.
RCW CALIBRATE
The yellow box is the alarm area to
prevent rear-end collision and
reversing areas (close distance).
Button to adjust the red dot and
alarm area.
NEXT
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