Specifications
SXU‐1SingleAxisUnit 21
6.7 Calibrating to lens 
NOTICE: Each change of lens requires new calibration, including torque and 
sometimes motor direction. To avoid damage, always calibrate motors to a 
new lens. 
1. Press CAL (A) for at least three seconds. 
2.  Display will count down to zero (B). 
3.  CAL blinks up CALIBRATING (C). 
4.  Lens motor moves lens ring from one end to the other. 
5.  CAL (D) reappears solid. 
6. Calibration complete. 
NOTICE: To interrupt calibration, release CAL button during count-down. 










