To access the service menu, keep
and pressed simultaneously until the watch enters the service menu.The service menu includes the following items:
Power off is a low power state. Connect the USB cable (with power source) to wake up the watch. The initial setup wizard starts. However, prior values are not erased, so you just need to confirm each step.
The watch switches to power saving mode when it is static for 10 minutes. The watch re-activates when moved.
Service menu content is subject to change without notice during updates.
In case the GPS unit cannot find a signal, you can reset GPS data in the service menu.
To reset GPS:
Resetting GPS resets GPS data, compass calibration values and recovery time. However, your recorded logs will not be removed.