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Sound and Noise Issues
When the TV has difficulties with sound, these steps may help resolve the problem.
Testing the sound
Settings Support Self Diagnosis Start Sound Test Try Now
If the TV plays the Start Sound Test melody without distortion, there may be a problem with an external device or the
broadcast signal's strength.
The problem Try this!
How can I connect an audio
device to the TV?
The connection method may differ depending on the audio device.
For more information about how to connect an audio device, run Connection Guide.
• Source Connection Guide Audio Device
There is no sound or the
sound is too low at maximum
volume.
Check the volume control of your TV, and then check the volume control of the external
device (cable box or satellite box, DVD, Blu-ray, etc.) connected to your TV.
The picture is good but there
is no sound.
Set Sound Output to TV Speaker.
• Settings Sound Sound Output
If you are using an external device, check the device’s audio output option.
For example, you may need to change your cable box’s audio option to HDMI if the box
connected to your TV is using an HDMI cable.
To listen to computer sound, connect an external speaker to the computer’s audio output
connector.
If your TV has a headphone jack, make sure there is nothing plugged into it.
Reboot the connected device by disconnecting and then reconnecting the device’s power
cable.
No sound is heard.
Check whether Digital Output Audio Format is set to Dolby Digital+.
Set Digital Output Audio Format to Dolby Digital+ only when you play Dolby Digital+ (with
Atmos) content.
If you are using an AV receiver that does not support Dolby Digital+, you will hear no sound
when you select Dolby Digital+.
• Settings Sound Expert Settings Digital Output Audio Format
Dolby Digital+
The speakers are making an
odd sound.
Run Start Sound Test.
• Settings Support Self Diagnosis Start Sound Test
Make sure that the audio cable is connected to the correct audio output connector on the
external device.
For antenna or cable connections, check the signal information. A low signal level may
cause sound distortions.
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