Bose QuietComfort 45 Multilingual Owners Guide Support - Page 37

TROUBLESHOOTING SYMPTOM No sound SOLUTION Power on the headphones and charge the battery. Check the state of the status light (see page 29). Slide the Power/Bluetooth switch to the right and release to hear the connected device. Make sure you are using the correct device. Move your mobile device closer to the headphones and away from any interference or obstructions. Use a different music source. If two mobile devices are connected, pause your other device first. If two mobile devices are connected, move the devices within range of the headphones (30 ft or 9 m). Try a locally stored music or video file on your mobile device. Poor sound quality Use a different music source. Connect another mobile device (see page 25). Disconnect the second device. Move your mobile device closer to the headphones and away from any interference or obstructions. Try a locally stored music or video file on your mobile device. No sound from a ­device connected by the ­back-up audio cable Secure the ends of the back-up audio cable. Increase the volume on your headphones, your mobile device and music source. Connect another device (see page 25). Poor sound quality from a device connected by audio cable Secure the ends of the back-up audio cable. Connect another device (see page 25). Action button doesn't change the noise ­cancelling mode Make sure your headphones are powered on. Use the Bose Music app to change the noise cancelling mode. | 3 7 E N G