Tips for Erratic Heart Rate Data

If the heart rate data is erratic or does not appear, you can try these tips.

• Press the button to make sure the heart rate monitor is awake.
• Reapply water to the electrodes and contact patches (if applicable).
• Check that both snaps are fully connected to the strap.
• Warm up for 5 to 10 minutes.
• Check that the strap is snug enough to ensure minimal movement during the activity.
• Follow the care instructions (Caring for the Strap).
• Move away from sources that can interfere with your heart rate monitor.

Sources of interference may include strong electromagnetic fields, some 2.4 GHz wireless sensors, highvoltage power lines, electric motors, ovens, microwave ovens, 2.4 GHz cordless phones, and wireless LAN access points.