Samsung Smart TV E-Manual page 171

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Dolby Digital Comp
Some digital TV programmes provide 5.1-channel Dolby audio. This TV converts Dolby audio to
stereo audio so that it can play the sound through the TV's speakers. There are two methods to
choose from. RF
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HD Audio
Listen to the audio from the TV in HD quality.
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Standard audio signals are sampled at 48 kHz while HD audio signals are sampled at 96 kHz.
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Some S/PDIF receivers may not be compatible. For such incompatible receivers, deactivate
and use normal audio mode instead.
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The HD audio signals available on the TV are not available on external audio players connected via
HDMI, Bluetooth, or Wi-Fi networks.
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Auto Volume
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When you change channels, video sources, or content, Auto Volume automatically adjusts the
TV's volume level so that the volume level remains the same for all sources. For example, if you
switch from a streaming video application to a Blu-ray player or a favourite TV channel, Auto
Volume can modify the volume up to 12db to equalise the sound.
The Auto Volume function has two settings:
of volume adjustment.
viewing. If you want to use the volume control of a connected source device to control the sound,
deactivate the Auto Volume function. When you use the Auto Volume function with a source
device, the device's volume control may not function properly.
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is for better sound at lower volumes, and
Night applies a slightly lower volume level and is ideal for late-night TV
Line is for higher volumes.
Normal and Night. Normal
HD Audio
applies a normal level