Opera Aura- Fix No Sounds – Avantree Support

NO SOUND TROUBLESHOOTING

Opera Aura – No Sound From Headphones?

Follow these steps if your Opera Aura (6190R) headphones have no sound.

Before You Start: Turn on the transmitter and headphones. Play a TV channel or video with sound while testing.

Step 1 – Check the TV Audio Connection

Check the cable between your TV and Opera Aura transmitter.
Make sure both ends are firmly connected.
Select the matching input on the transmitter:
- HDMI ARC – HDMI cable connected to the TV's eARC port.
- OPT – Optical cable connected to transmitter OPT IN, not OUT.
- AUX – 3.5 mm cable connected to transmitter AUX IN.

Step 2 – Check Your TV Audio Settings

Open the section matching your connection:

Using HDMI ARC

Connect to the TV's eARC port.
Set TV Sound Output to HDMI ARC.
Set Digital Audio Format to PCM / Stereo.
Turn eARC OFF in TV settings.

Can't find PCM? Check your TV brand's settings.

Find PCM Settings for Your TV →

Using an Optical Cable

Connect TV Optical OUT to transmitter OPT IN, not OUT.
Set TV Sound Output to Optical / Digital Audio Out.
Set Digital Audio Format to PCM / Stereo.

Can't find PCM? Follow the guide for your TV brand.

Find PCM Settings for Your TV →

Using an AUX / 3.5 mm Cable

Connect TV Headphone / Audio OUT to transmitter AUX IN.
Select Headphones / Audio Out on your TV, if required.
Increase the TV volume and make sure it is not muted.

Step 3 – Check the Transmitter Audio Signal

While the TV is playing, check the transmitter's Audio Signal light.

Solid White – TV audio detected.

Flashing White – No valid TV audio.

If flashing white:

Recheck your TV sound output and PCM / Stereo settings.
Make sure both cable ends are secure.
For Optical, use the transmitter's OPT IN port, not OUT.

Step 4 – Check the Headphone Connection

Check the headphone LED:

Solid Orange – Connected to the Auracast transmitter.

Flashing Orange – Searching. Keep the headphones near the transmitter.

Solid Blue – Connected in Bluetooth mode, not Auracast.

If solid blue: Double-press the headphone multifunction button to return to Auracast mode.

Transmitter Mode: Use Headphones Mode (Orange) for Opera Aura headphones. If the transmitter is in Hearing Aids Mode (White), hold the Headphones / Hearing Aids button on the back for 3 seconds to switch modes.

Step 5 – Check the Volume

Press Volume + on the headphones.
Make sure the TV program is not muted.
Try another TV channel or video.

Only Certain Apps, Channels or Cable Box Have No Sound?

If regular TV audio works but an app, streaming device or cable box has no sound:

Open the TV or streaming device's Audio Settings.
Select PCM / Stereo.
Play the program again.

Using a Cable Box?

Your cable box may have separate audio settings.

Cable Box Audio Settings Guide →

Still No Sound? Restart the Connection

Turn off the transmitter and headphones.
Check the TV audio cable and selected input.
Turn the transmitter back on.
Turn on the headphones and test again.

Still No Sound?

Tell us your TV model, connection type, and what the transmitter and headphone lights show.

Contact Avantree Support →