MIYOTA HEDI Manual De Instrucciones página 8

E) CHRONOGRAPH RESET (INCL. AFTER REPLACING BATTERY)
This procedure shoud be performed when the chronograph second hand does not return to
zero position
after the chronograph has been reset, and including after the battery has been replaced.
1. Pull the crown out to the 2nd position.
2. Press button «A» to set the chronograph second hand to the zero position.
The chronograph hand can be advanced rapidly by continuously pressing button «A».
3. Once the hand have been zeroed, return the crown to the normal position.
* Do not push crown to normal position while the chronograph second hand returns to zero
position. It stops on the way when crown are returned to normal position and its position is
recognized as zero position.