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No sound from connected external audio equipment — LG Help Guide

Sound bars by nature are designed to complement large screen size televisions in providing fuller, richer and deeper sound. Although major innovations have been brought to televisions in recent past years, the panel thinness is not most appropriate to deliver sound quality of an audiophile loudspeaker. A sound bar and subwoofer set adds that special touch.….

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TroubleshootingTVs

What to Check First

  1. Mute function accidentally activated.
  2. Incorrect signal source selected.
  3. Sound only coming out of TV.
  4. Content paused or stopped.
  5. In settings, select Optical Digital or HDMI for audio output from wired speakers.
  6. Select Bluetooth for audio output from wireless speakers.
  7. The dongle should be powered on.
  8. The dongle should be connected to the HDMI ARC port of the TV or beam projector.
  9. The TV's output speaker should be set to HDMI/ARC.
  10. To reset the dongle, press the [RESET] button on the dongle.

Why This Can Happen

Symptoms can have more than one cause, and the correct steps depend on the exact model, installation and operating conditions. Use the checks above to narrow the issue before service.

Safety and Model-Specific Guidance

Stop troubleshooting if you notice burning, electrical damage, unsafe heat, gas odor, refrigerant concerns, or water near electrical components. Follow the official LG USA instructions for your exact model.

Frequently Asked Questions

What should I check first for No sound from connected external audio equipment?

Mute function accidentally activated.

When should I stop troubleshooting and contact LG?

Stop if the product shows signs of electrical damage, burning, leaking near electrical components, or if the recommended checks do not resolve the issue. Use LG USA support for model-specific service guidance.

Does this guidance apply to every LG model?

Not always. Controls, error codes and service steps can differ by model. Confirm the exact model number and follow the linked LG USA article for model-specific instructions.

Related LG Products

These model pages are linked because the stored category or exact model matches this Help Library topic.

Buying Guides for This Product Type

SizingTV Screen Size & Viewing Distance GuideAudioSoundbar Channels, Dolby Atmos & Room GuideDisplay technologyOLED vs QNED vs UHD TV GuideEfficiency & running costTV Efficiency, Energy & Running-Cost Guide

Related Help Articles

TroubleshootingNo Sound from a Connected External Device (Sound Bar, Bluetooth Earbuds) on Your LG TVTroubleshootingPoor Sound Quality – Sound TestInstallationLG TVs - How to Use the LG Content Store with WebOS

Read the Official LG Guide