Husqvarna AUTOMOWER 420 Operator's Manual page 22

Note:
Make a note of the PIN code. Refer to
Introduction on page 6 .
3.9.3 Calibration
The calibration process is automatic. After the basic
settings are done, the product moves away from the
charging station and stops, while it calibrates some of
the product settings. When the calibration is complete,
the product starts to mow.
22 - Installation 1201 - 007 - 20.02.2023