DETOMASO Triplo Bedienungsanleitung Seite 17

Calibration (reset) of the Chronograph
(only after battery change or faulty handling)
1. Pull out the crown 1 to position 2.
2. Press button A to set the second hand to the zero position. A short
push will give you a step by step advance whereas the hand can be
advanced rapidly by continuously pushing this button.
3. Push the crown back into its normal position. The chronograph has
now been successfully calibrated.
EN
17