Polar F4 manual Coding blocks interference from nearby heart rate monitors

Models: F4

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E N G L I S H

The combined impact of moisture and intense abrasion may cause a black color to come off the transmitter’s surface, possibly staining light-colored clothes.

If you use insect repellent on your skin, make sure that it does not come into contact with the transmitter.

When in non-coded mode, the wrist unit picks up

transmitter signals within 1 m / 3ft. The frame around the heart symbol on the bottom of the display indicates that transmission is coded.

Coding blocks interference from nearby heart rate monitors.

20 Customer Service Information

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Polar F4 manual Coding blocks interference from nearby heart rate monitors