Replacing the speed sensor or cadence sensor battery.
Garmin edge 520 speed sensor battery replacement.
Replacing the speed sensor or cadence sensor battery.
Updating the software.
Caring for the heart rate monitor.
My device is in the wrong language.
Get help garmin support center.
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The led flashes red and green for a few seconds after battery replacement.
Speed sensor and cadence sensor specifications.
When the led flashes green and then stops flashing the device is active and ready to send data.
Replacing the speed sensor or cadence sensor battery.
Replacing the heart rate monitor battery.
Replacing the speed sensor or cadence sensor battery.
Get help garmin support center.
Replacing the speed sensor or cadence sensor battery.
Replacing the heart rate monitor battery.
The led flashes red and green for a few seconds after.
Locate the circular battery cover on the back of the sensor.
Edge 520 owner s manual.
The led flashes red to indicate a low battery level after two revolutions.
Replacing the speed sensor or cadence sensor battery.
Improving gps satellite reception.