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• REAL BLUE IN
7. Troubleshooting
Common solutions
If you experience problems with your
headphones or USB charging cable:
1. Check the power indicators.
2. Charge the headphones.
3. Increase the volume on your
mobile device.
4. Change the USB charging cable to
charge the headphones.
5. Try connecting another mobile
device.
If you cannot resolve the issue, see
the table below to identify symptoms
and solutions to common problems.
If you are still unable to resolve
your issue, contact Teufel customer
service.
Symptom
Solution
Headphones don’t power
on
1. Start charging the headphone.
2. Make sure the headphone is not in standby mode and
wake it up.
Headphones don’t
connect with mobile
device
1. Make sure your mobile device supports Bluetooth
technology.
2. On your mobile device: Turn the Bluetooth feature
off and then on.
3. Delete your Teufel REAL BLUE IN In-Ear
headphones from the
Bluetooth list on your mobile
device. Connect again.
4. Move your mobile device closer to the headphones
and away from any interference or obstructions.
5. Connect a different mobile device.
6. Clear the headphones pairing list and connect again.
