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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

SPDIF Selection

(Auto / PCM)

Selects the initial setting for digital audio output signal from DIGITAL AUDIO and HDMI2 / HDMI4 (ARC function) terminals.

●● SPDIF is a standard audio transfer file format.

Auto:

Dolby Digital Plus, Dolby Digital and HE-AAC multi-channel are output as Dolby Digital Bitstream. MPEG is output as PCM. DTS is output as DTS for video contents of Media Player / Network services.

PCM:

Digital output signal is fixed to PCM.

●● ARC (Audio Return Channel) is a function of digital audio output using HDMI cable.

●● For DVB or video contents of Media Player / Network services

Media Player > Video mode > Audio output settings

Network > Videos > Audio output settings

SPDIF Delay

Adjusts the delay time of the sound output from DIGITAL AUDIO and HDMI2 / HDMI4 (ARC function) terminals if the sound does not synchronise the image.

●● For DVB

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