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  • Updated

Opera Plus - Fix No Sounds

  • Updated
NO SOUND TROUBLESHOOTING

Opera Plus – No Sound From Headphones?

Follow these steps to restore TV sound on your Opera Plus (6190P).

Before You Start: Turn on the transmitter, set the headphones to TV/BASE, and play a TV channel or video.

Step 1 – Check the TV Audio Cable

  1. Make sure the cable is firmly connected at both ends.
  2. Use the transmitter's INPUT port, not OUTPUT.
  3. Match the transmitter input to your cable:
    • HDMI ARC – HDMI cable.
    • OPT – Optical cable.
    • AUX – 3.5 mm cable.

Step 2 – Check TV Audio Settings

Select your connection:

Using HDMI ARC
  1. Connect HDMI to the TV's eARC port.
  2. Set TV Sound Output to HDMI ARC.
  3. Set Audio Format to PCM / Stereo.
  4. Turn eARC OFF in TV settings.
Find PCM Settings for Your TV →
Using an Optical Cable
  1. Connect TV Optical OUT to transmitter OPT IN.
  2. Set TV Sound Output to Optical / Digital Audio Out.
  3. Set Audio Format to PCM / Stereo.
Find PCM Settings for Your TV →
Using AUX / 3.5 mm
  1. Connect TV Headphone OUT to transmitter AUX IN.
  2. Select Headphones / Audio Out on the TV, if needed.
  3. Increase the TV volume.

Step 3 – Check the Audio Signal Light

Check the transmitter while the TV is playing.

Solid White – TV audio detected.
Flashing White – No valid TV audio.

If flashing white:

  1. Check TV Sound Output and PCM / Stereo.
  2. Check the cable and transmitter input.
Step 4 – Check the Headphone Connection
  1. Set the headphone switch to TV/BASE, not Phone.
  2. Keep the headphones near the transmitter.
Solid Blue – Headphones connected.

Headphones not connected? Follow the pairing guide below.

Opera Plus Headphone Pairing Guide →
Step 5 – Check the Volume
  1. Increase the headphone volume.
  2. Make sure the headphone Mute function is OFF.
  3. Try another TV channel or video.
Only Certain Apps, Channels or Cable Box Have No Sound?
  1. Play the affected program.
  2. Set the TV or streaming device's audio format to PCM / Stereo.
Cable Box Audio Settings Guide →
Still No Sound? Restart the Connection
  1. Turn off the transmitter and headphones.
  2. Reconnect the TV audio cable.
  3. Turn on the transmitter.
  4. Switch the headphones to TV/BASE and test again.

Still No Sound?

Tell us your TV model, cable type, and LED colors.

Contact Avantree Support →

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