User`s manual

5.10.4 Workout Mode - Pairing up with the Chest Strap
[S/S]
Pairing up with the Chest Strap
Make sure the Chest Strap is worn as described in Chapter
5.5 before you start to link it with the watch.
Select ‘Heart Rate Pair’ setting under workout setting mode.
Press [S/S] to start searching for the chest strap signals.
If the Pairing is successful, “Success!” will appear on the
display.
If the Pairing is not successful, “Fail!” will be appear on the
display. Check the chest strap positioning and try again.
The symbol “ ” will appear on the top of the display when
the heart rate function is ON.