Samsung QE75Q950TSTXXC Manuel D'utilisation page 17

Setting the sound sensor
You can turn on or off the sound sensor by using its button at the bottom of the TV.
With the TV on, you can push the button to the left to turn on the sound sensor or to the right to turn off it.
See the pop-up window on the TV to check whether the sound sensor is turned on or off.
• The position and shape of the sound sensor may differ depending on the model.
• During analysis using data from the sound sensor, the data is not saved.
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