Sony NSZ-GT1 Help Manual page 75

DTS (Optical)
Select the audio signals to be output when playing discs recorded with DTS audio.
Press Fn + 1 and select [Picture & sound] - [DTS (Optical)].
When the connected device does not have a built-in DTS decoder, select [Off (Downmix PCM)].
Tip
The audio signals are output by Linear PCM if [Off (Downmix PCM)] is selected when
connected to a device without a built-in DTS decoder.
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Audio DRC
Select the dynamic range (compression level of the sound) setting when playing a BD or DVD that
conforms to Audio DRC specifications.
Press Fn + 1 and select [Picture & sound] - [Audio DRC].
Auto:
Standard:
TV mode:
Wide range:
Notes
[Audio DRC] is effective only when playing Dolby Digital, Dolby Digital Plus, and Dolby TrueHD
audio signals.
When the [Dolby Digital (Optical)] setting in [Picture & sound] is set to [On], [Audio DRC] has
no effect on the audio output from the DIGITAL OUT (OPTICAL) jack. However, this excludes
the following cases.
when playing a BD and [BD audio mix setting] is set to [On].
when playing Dolby Digital plus and Dolby TrueHD signals and [Audio output priority] is set
to [HDMI].
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Downmix
Set the method for downmixing multi-channel sound to two-channel.
Press Fn + 1 and select [Picture & sound] - [Downmix].
Surround:
Stereo:
NSZ-GT1
Performs playback at the dynamic range specified
by the disc (BD-ROM only). Other discs are
played back at the [Standard] level.
Performs playback at a compression level
between [TV mode] and [Wide range].
Sounds are compressed heavily. Low sounds are
easier to hear.
No compression works. A more dynamic sound is
produced.
Outputs audio signals with surround effects.
Select this when connecting an audio device that
supports Dolby Surround (Pro Logic).
Outputs audio signals without surround effects.
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