Operating Instructions

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Dolby Audio (Dolby Digital, Dolby Digital Plus, Dolby AC-4) and Dolby
Atmos are the methods of coding digital signals developed by Dolby
Laboratories. Apart from stereo (2ch) audio, these signals can be multi-
channel audio.
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HE-AAC is a perceptual coding method used to compress digital audio for
efficient storage and transmission.
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MPEG is an audio compression method that compresses audio to the
smaller size without any considerable loss of audio quality.
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Dolby Audio (Dolby Digital Plus, Dolby AC-4), Dolby Atmos and HE-AAC
are the technologies for HD (High definition) programmes.
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For DVB
AV Sync
(On / Off)
Delays the video signal to adjusts the output timing difference between video
and audio outputs.
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The output timing difference between video and audio outputs may not be
adjusted correctly depending on the input signal and audio device used.
SPDIF Selection
(Auto / PCM / Dolby Audio)
Selects the initial setting for digital audio output signal from DIGITAL AUDIO
and HDMI2 (eARC / ARC function) terminals.
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SPDIF is a standard audio transfer file format.
Auto:
Dolby Audio (Dolby Digital, Dolby Digital Plus, Dolby AC-4), Dolby
Atmos and HE-AAC multi-channel are output as Dolby Digital
Bitstream. MPEG is output as PCM.
– Dolby Atmos may be output as Dolby Atmos Bitstream, Dolby Digital
Plus, and Dolby AC-4 may be output as Dolby Digital Plus Bitstream
from HDMI2 (eARC / ARC function) terminal depending on the
connected equipment.
PCM:
Digital output signal is fixed to PCM.
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