The sensor signal was suddenly lost during measurement (RDPA500B)

When using in Sensor Direct Mode

The sensor signal was suddenly lost during measurement

Try the following solutions in order, starting from the top.

Switch the smart computer to smartphone search, and then return to Sensor Direct Mode once again.

1. Press and hold MODE for 1 second to switch to smartphone search.

Smartphone search (Mirror Mode)

(1 second)

2. Press and hold MODE for 1 second once again to return to Sensor Direct Mode.

Measurement screen

(1 second)

Confirm that the sensor connection is restored.

Turn off Bluetooth on your smartphone, as the sensor may be connected to the smartphone.

Confirm that the sensor connection is restored.

* It is recommended that Bluetooth is turned off on your smartphone when the sensor disconnects easily.

Are you also using other wireless devices simultaneously (including other Bluetooth products)?

Stop using the devices simultaneously and check whether the sensors can connect to the unit.

Press the RESET button on disconnected sensor.

Speed/Cadence sensor (ISC-12)

Heart rate sensor (HR-12)

Confirm that the sensor connection is restored.

When using in Sensor Direct Mode

* If you cannot find the appropriate symptom, see “Frequently Asked Questions”.