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No Sound from a Connected External Device (Sound Bar, Bluetooth

If you've connected an external audio device, such as a soundbar or wireless earbuds, to your LG TV but hear no sound, check the cable connections or Bluetooth pairing status. Also, use your remote to make sure the TV's audio output is set to the correct device.

No Sound from a Connected External Device (Sound Bar, Bluetooth Earbuds) on Your LG TV LG USA help image
TroubleshootingTVs

What to Check First

  1. A loose cable or incorrect connection port.
  2. The TV's sound output isn't set correctly.
  3. The Bluetooth device isn't in pairing mode.
  4. A problem with the TV.
  5. HDMI cable: Connect it to the [HDMI ARC] or [HDMI eARC] port on the back of your TV.
  6. Optical cable: Make sure it's facing the right way and fully plugged in.
  7. Set the output to match your connected device.
  8. To change the TV's sound output: Press [Settings] on your remote, and select [All Settings], [Sound], [Sound Out].
  9. Put your Bluetooth device or sound bar into pairing mode.
  10. If it won't connect, temporarily turn off Bluetooth on nearby smartphones or tablets to prevent auto-pairing interference.

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 a Connected External Device (Sound Bar, Bluetooth Earbuds) on Your LG TV?

A loose cable or incorrect connection port.

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

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Read the Official LG Guide