Garmin Forerunner 301 Owner's Manual
Also see for Forerunner 301 - Running GPS Receiver: FeaturesInstructionsQuick start guide
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Forerunner ® 301 Owner’s Manual 43C USTOMIZING > SETTING HEART RATE ZONESSetting Heart Rate ZonesA heart rate zone is simply a certain range of beats perminute. Heart rate zones are generally based on a percentageof your maximum heart rate and are numbered from 1 to 5based on intensity (1–lowest, 5–highest).About AutoLearn™For each sport, the Forerunner 301 contains a set of defaultheart rate zones, which may not reflect your heart ratezones accurately. Consequently, the Forerunner employsan extremely valuable feature called AutoLearn, which canautomatically determine your heart rate zones over a periodof time and calculate your maximum heart rate.Using AutoLearnAutoLearn is turned on by default in Running mode, so theForerunner begins gathering data to calculate your heart ratezones from your very first workout—no setup or calibrationrequired.When the Forerunner gathers enough data to calculate newheart rate zones, a message appears on the Welcome screenimmediately after you turn it on. Thereafter, the Forerunnercontinues to gather data and adjust your heart rate zonesto reflect your current fitness level. If the zone changes arelarge (3 bpm), a message appears when you turn on theForerunner; otherwise, you will receive no notification.Each time the Forerunner modifies yourheart rate zones significantly, a messageappears when you turn on the Forerunner.Other things to know about AutoLearn:• To calculate your heart rate zones using AutoLearn,you must spend some time training above yourlactate threshold. See the Appendix for moreinformation.• Calculating your heart rate zones may take oneworkout or several, depending on the intensity of |
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