Select an appropriate input source.

Cancel the mute function.

Increase the volume level on sound bar or by remote control or on TV.

Make sure that the power cable of the unit is connected to an AC wall outlet securely.

Connect the input jack on the sound bar and the output jack on the playback device.

When sound bar and TV or other devices are connected by an audio cable through TV (ARC) port output, Select the correct audio input and output. Make sure the digital audio output setting on the playback device to PCM format. Since the output format of our sound bar is PCM, if it is used, the decoding format of TV or other devices will be adjusted to PCM state.