The heart rate monitor watch was developed for activities on a flat plane. Steep
hills or stairs will cause a reduced distance measurement.
The displayed heart rate is not correct
Ensure that the heart rate monitor watch is positioned and fastened correctly.
Do warmup exercises to warm up your skin before you begin your workout.
Ensure that the heart rate monitor watch has skin contact
Don’t wear the heart rate monitor watch too tightly around your wrist as this
may interfere with blood circulation and reduce measurement precision
The heart rate monitor watch should be worn slightly more tightly around your
wrist when working out
During very intense workouts or other activities which cause forceful or
arrhythmic movements of your wrist, the sensor may not be able to measure
your heart rate correctly.
If your heart rate monitor watch does not display your heart rate, relax your
wrist and remain motionless for a short while (approximately 10 seconds). Your
heart rate should now appear.
Your battery may require replacement.
Display readability is low / the backlight does not work
Perhaps your heart rate monitor watch has not been switched on yet. Press any
button.
The contrast setting may be incorrect. Increase the contrast as described under
“heart rate monitor watch initial setup”.
Your heart rate monitor watch may have overheated. Please allow it to cool
down.
The heart rate monitor watch may be too cold. Warm up the watch.
Dirt could be blocking the sensor on the back side of the watch. Clean the
watch with a dry, lint free cloth only.
Replace the battery.
Reset
Press and hold SET and then also press and hold SEL to completely reset your heart
rate monitor watch. All stored data will be deleted.
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