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HT41899 Plus 2- Fix No Sounds

  • Updated
NO SOUND TROUBLESHOOTING

HT41899 Plus 2 – No Sound From Headphones?

Follow these steps to restore TV sound on your HT41899 Plus 2.

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

Step 1 – Check the TV Audio Cable

  1. Make sure the cable is firmly connected at both ends.
  2. Connect the TV's audio OUT port to the transmitter's INPUT port.
  3. Use only one audio connection – Optical or 3.5 mm AUX, not both:
    • OPT – Optical cable.
    • AUX – 3.5 mm cable.

Step 2 – Check TV Audio Settings

Select your connection:

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 Digital Audio Format to PCM / Stereo.
Find PCM Settings for Your TV →
Using AUX / 3.5 mm
  1. Connect TV Headphone / Audio OUT to transmitter AUX IN.
  2. Set TV Sound Output to Headphones Out.
  3. Increase the TV volume.

Step 3 – Check the Audio Signal Light

Check the transmitter's audio signal indicator while the TV is playing.

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

If flashing white:

  1. Optical: Set TV Sound Output to Optical and Audio Format to PCM / Stereo.
  2. AUX: Set TV Sound Output to Headphones Out and increase the TV volume.
  3. Check the audio cable connections.
Step 4 – Check the Headphone Connection

Check both headphones:

Headphone 1 – Black

Solid Blue – Connected.

Headphone 2 – Red

Solid Blue – Connected.

One or both headphones not connected? Follow the reconnection guide.

HT41899 Plus 2 Reconnection Guide →
Step 5 – Check the Volume
  1. Increase the volume on each headphone.
  2. Make sure the TV program is not muted.
  3. Test the black and red headphones separately.
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 both headphones.
  2. Reconnect the TV audio cable.
  3. Turn on the transmitter.
  4. Turn on both headphones and test again.

Still No Sound?

Tell us your TV model, cable type, LED colors, and whether the issue affects the black or red headphones.

Contact Avantree Support →

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