Please try these steps to solve the issue:
- Please increase the volume of the soundbar. Press “VOLUME UP” on the remote control or on the top of your sound bar.
- Press “MUTE” on the remote to ensure the sound bar is not muted.
- Press “INPUT” on the remote or on the top of your sound bar to select a different input source.
- If there is no sound when using the Digital Optical or HDMI (ARC) input mode, please check if the below setting is correct:
(A) Try to set the TV audio output format to PCM;
(B) Connect directly to your Blu-ray/another source, some TVs do not pass through digital audio.
On digital inputs, the LED display will flash “----” rapidly if an unsupported format is present, please set the source to output PCM.