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Fuse is broken
∙ The Fuse type is incorrect. Replace it with a 15A fuse.
∙ Speaker wire or power wire is grounded.
Check the connections.
Display show ERR-12
∙ USB date error. Check the USB device.
About Bluetooth device
Music playback is unavailable on the system even after successful Bluetooth connection.
∙ The device cannot be used with the sstem to play music.
The audio quality is poor after connection with a Bluetooth-enabled device.
∙ The Bluetooth reception is poor. Move the device closer to the system or remove any
obstacle between the device and the system.
Cannot connect with the system.
∙ The device does not support the proles required for the system.
∙ The Bluetooth function of the device is not enabled. Refer to the user manual of the
device for how to enable the function.
∙ The system is not in the pairing mode.
∙ The system is already connected with another Bluetooth-enabled device. Disconnect
that device or all other connected devices and then try again.
The paired mobile phone connects and disconnects constantly.
∙ The Bluetooth reception is poor. Move the mobile phone closer to the system or
remove any obstacle between the mobile phone and the 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 power-saving feature. This does not indicate any malfunction of the system.
Troubleshooting
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