6.3.3. Follow the diagram below to change view in HRM mode.
6.3.4. How to view your current data before saving while the chronograph is stopped. Following are the information as
you press S3:
6.4) Using TIMER mode:
TIMER mode has an independent timer. It is not the same with RUN, Chrono, or HRM chronograph. When the RUN, Chrono,
or HRM chronograph is running, it does not affect the TIMER counter.
6.4.1. How to enter TIMER mode: