Are you also using another smartphone application that is connecting to the Bluetooth sensor?

Stop using both apps simultaneously, or change the other applications’ settings so that it does not connect to Bluetooth sensors, then confirm that the sensor connection is restored.

Under (Menu) > [Device] in Cateye Cycling™, remove the sensor and perform pairing once again.

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Confirm that the sensor connection is restored.

Press the RESET button on the sensor.

​Speed/Cadence sensor (ISC-12)

​Heart rate sensor (HR-12)

Confirm that the sensor connection is restored.

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

Stop using the devices simultaneously and confirm that the connection is restored.

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