Yaskawa Σ-V Series AC Servo Drives Rotational Motor MECHATROLINK-II - Manual (Page 207)

6 Utility Functions (Fn )
6-8
3. Click Servo ON .
The Origin Search box will appear.
4. Press the Forward or Reverse and hold it down until the servomotor stops.
The servomotor will stop after the origin search has been successfully completed.
5. After the origin search has been successfully completed, restart the SERVOPACK.
MECHA