Using Accessories

Replacing the Heart Rate Monitor Battery

The heart rate monitor contains a user-replaceable CR2032 battery.

Note: Contact your local waste disposal department to properly dispose of batteries.

1.Use a small Phillips screwdriver to remove the four screws on the back of the module.

2.Remove the cover and battery. Wait 30 seconds. Insert the new battery with the positive side facing up.

Note: Be careful not to damage or lose the O-ring gasket.

3.Replace the back cover and the four screws.

NOTE: After replacing the battery, you might need to pair the heart rate monitor with the device again.

TIP: To maximize the battery life, remove the heart rate module from the strap when not in use.

Caring for the Heart Rate Monitor

Note: Unsnap the module before cleaning the strap.

Rinse the strap after every use. Hand wash the strap in cold water with a mild detergent after every five uses.

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Forerunner 410 Owner’s Manual