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Table 1. Heart rate target zones and SmartRate LEDs Heart Rate Zone Percent LED Blinking Label Above 87 Seventh HIGH 85 to 87 Sixth PEAK 78 to 84 Fifth CARDIO 70 to 77 Fourth CARDIO 62 to 69 Third FATBURN 55 to 61 Second FATBURN Below 55 First WARMUP The SmartRate indicator lights do not appear when: • You press QUICKSTART at the banner. • You do not enter your age before starting a program. • You do not wear or improperly position the chest strap. • You fail to grasp both touch-sensitive handra