How To Repair Earphones If One Side Is Not Working. If only one speaker side works when connecting via Bluetooth wireless this means that one of the small mechanical triggers in the jack port is stuck in a position of halfway this will tell your headphone speakers to function via the audio aux cable instead of the Bluetooth technology. 1- Check the side balance.

Check Your Track Mono Or Stereo. 6- Pull out back the sound cable while playing audio. How do you fix earphones one side is quieter.
Inspect the wires for damage.
2- Check Your Track Mono Or Stereo. If the above steps didnt resolve your problem of Why only one of my headphones is working. 7- Reset your wireless headphone. Wiring is loose or cut.

