Wind calibration
Calibrate your wind transducer as follows:

Wind calibrationLinearise transducerLinearise transducerLinearise transducer — Turn your boat in circles until all sectors have been calibrated (the ring turns green as sectors complete).
Wind calibrationAlign wind transducerAlign wind transducerAlign wind transducer — Head your boat directly into observed wind and select Align.
Wind calibrationAngle adjustmentAngle adjustment — You can apply a specified offset to wind angle readings.
Wind calibrationSpeed adjustmentSpeed adjustment — You add a scaling factor to apparent wind speed.