Sound symptoms – Sony 40EX621 User Manual
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Sound Symptoms
No sound but good picture.
Audio noise.
No audio or low audio with home theater system.
No sound but good picture.
Check the volume control.
Press MUTING or VOL + to cancel muting.
Set [Speakers] to [TV Speakers] in the [Sound] setting. If it is set to [Audio System], sound is
not output from the TV’s speakers regardless of the TV’s volume control.
When using HDMI input with Super Audio CD or DVD-Audio, DIGITAL AUDIO OUT (OPTICAL)
may not provide an audio signal.
Audio noise.
Make sure that the antenna is connected using a 75-ohm coaxial cable.
Keep the antenna cable away from other connecting cables.
To avoid TV interference, make sure to use an undamaged antenna cable.
Adjust [Analog Fine Tune] to improve sound for analog reception.
No audio or low audio with home theater system.
Set [Speakers] to [Audio System] in the [Sound] setting.
Set [Audio Out] to [Fixed] in the [Sound] setting.
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