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Problem
No sound in USB mode
No sound in HDMI ARC mode
No sound in Optical mode
Solution
•
Make sure the USB drive is in FAT32 file format, and it's no greater than 32GB;
•
Make sure the input source is set to ARC; the LED will display 'ARC'.
•
Make sure your TV or external device supports ARC function and connect the HDMI cable to
the ARC port of the TV or external device.
•
In the TV or external device setting menu, turn on the ARC function and the CEC function.
•
In the TV or external device setting menu, find the audio output settings and change the
audio output mode to 'PCM' mode (instead of Auto, RAW, etc.)
•
Make sure both ends of the HDMI cable are fully plugged into the sockets.
•
If your TV or external device is muted or no sound output, press the mute button on your TV's
remote control to unmute.
•
If none of these solutions work, try changing the HDMI cable.
•
Make sure the input source is set to the correct mode; the LED will display 'OPT'.
•
Increase the volume of the soundbar to make sure it's not muted.
•
For optical, make sure you remove the small caps on either end of the optical cable, and both
ends are fully plugged into the sockets.
•
If none of these solutions work, try changing the optical cable.
TROUBLESHOOTING | 27
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