Smart TV unable to connect to external speakers

4.5

The TV fails to output audio to a soundbar or receiver via Optical or HDMI ARC.

Symptoms
  • No sound from soundbar
  • TV speakers still active
  • Optical port not glowing
Possible Causes
  • Incorrect output setting
  • Faulty cable
  • CEC disabled

Step-by-Step Fix

1

Select Audio Output

Go to Settings > Sound > Output and select "Optical" or "HDMI ARC".

2

Enable HDMI-CEC

Ensure Anynet+/Simplink is ON for ARC to function.

3

Check Optical Cable

Ensure the cable is clicked in firmly and the red light is visible at the end.

When to See a Technician

If using ARC, ensure the cable is plugged into the specific HDMI port on the TV labeled "ARC" or "eARC".

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