Panasonic TX-40CXW684 Manual page 89

Audio Preference
(Auto / Multichannel
Selectable options vary depending on the country you select.
●
Selects the initial setting for audio tracks.
Auto:
Automatically selects the audio tracks if a programme has two or more
tracks. The priority is given in the following order - Dolby Digital Plus,
HE-AAC, Dolby Digital, MPEG.
Multichannel:
The priority is given to multi-channel audio track.
Stereo:
The priority is given to stereo (2ch) audio track.
MPEG:
The priority is given to MPEG.
Dolby Digital Plus and Dolby Digital are the methods of coding digital
●
signals developed by Dolby Laboratories. Apart from stereo (2ch) audio,
these signals can be multi-channel audio.
HE-AAC is a perceptual coding method used to compress digital audio for
●
efficient storage and transmission.
MPEG is an audio compression method that compresses audio to the
●
smaller size without any considerable loss of audio quality.
Dolby Digital Plus and HE-AAC are the technologies for HD (High
●
definition) programmes.
For DVB
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/ Stereo / MPEG)
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