Motorola SF500 - Manual (Page 8)

6 Advanced EN
Advanced
more clever stuff
Status light
An easy way to check your heart rate monitor.
ReCalibrate
Your SF500 automatically recalibrates every two
months. To manually recalibrate, turn off and press and
hold the Heart Rate button until you hear voice prompt
instructions.
status light headset
three rapid green
flashes turning on
green flash heart rate monitor on with a
wireless connection active
yellow flash in calibrating mode or heart rate
monitor on with no wireless
connection active
solid green turning off
quick red flash in a low battery state