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Troubleshooting
Problem
“DEVICE NOT SUPPORTED” scrolls on the display.
Sound input to the microphone cannot be heard clearly.
The audio quality is poor after connection with a
A device cannot pair or connect with the system.
The paired mobile phone connects and disconnects constantly.
Music playback is unavailable on the system even after successful Bluetooth connection.
Solution
✔Remove the USB mass storage device or select another source.
✔Move closer to the microphone when talking or talk louder.
✔Choose an environment with less echo effect and/or less background noise.
✔Reduce the system volume to achieve the optimal echo performance.
✔The Bluetooth reception is poor. Move the device closer to the system or remove any obstacle between the device and system.
✔The device does not support Bluetooth communication or any of the compatible profiles required for the system.
✔You have not enabled the Bluetooth function of the device. Please refer to the user manual of the device for how to enable the function.
✔The system is not in the pairing mode. Select the Bluetooth source and press and hold ANSWER/PAIRING for more than 3 seconds until “PAIRING” appears on the display panel.
✔The system is already connected with another
✔The Bluetooth reception is poor. Move the mobile phone closer to the system or remove any obstacle between the mobile phone and system.
✔Some mobile phones may connect and disconnect constantly when you make or end calls.This does not indicate any malfunction of the system.
✔For some mobile phones, the Bluetooth connection may be deactivated automatically as a
✔If the music cannot be played with your BT earpiece, the system will not work with the music as well, even though the HFP function works normally with the system.
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