Forerunner ® 301 Owner’s Manual 5GETTING STARTED > M AIN MODESMain ModesPress the mode button to switch between Timer mode andMenu mode.From Timer mode, press the and arrows to access datapages: the Lap page, Heart Rate page, and Custom page.Lap Page Heart Rate Page Custom PageThe Heart Rate page appears when you are wearing theheart rate monitor and receiving heart rate data. Your heartrate appears next to the solid heart icon in Timer mode.The Heart Rate page displays your heart rate along withyour average heart rate and heart rate zone, which can helpyou determine the intensity of your workout. For moreinformation on heart rate zones, see “Training with HeartRate Zones” in the Appendix.Timer Mode Menu ModeCurrent date and timeForerunner IconsBattery icon changesto show it is charging.Timer icon appearswhen timer starts.Satellite icon flashes whenacquiring satellite signals.Heart Rate icon stopsflashing when receiving data.MultiSport icon appearsduring MultiSport workouts(see page 23).