Panasonic Viera U50A series Operating Instructions Manual page 34

Menu Item
Digital Audio
Preference
Digital Audio
Preference
/
SPDIF Selection
PCM Optical Level
HDMI1 / 2 Input
Audio Description
Volume
Speakers
Headphones
Audio Description
/
Reset Sound Defaults
34
Adjustments / Configurations (alternatives)
Selects the initial setting for audio tracks [Dolby D] / [MPEG]
[Dolby D]: The priority is given to Dolby Digital.
[MPEG]: The priority is given to MPEG.
● Dolby Digital is the method of coding digital signals developed by the Dolby
Laboratories. Apart from stereo (2ch) audio, these signals can also be multi-
channel audio.
●
MPEG is an audio compression method that compresses audio to the smaller
size without any considerable loss of audio quality.
●
For Digital TV
Selects the initial setting for audio tracks [Dolby D] / [HE-AAC]
[Dolby D]: The priority is given to Dolby Digital.
[HE-AAC]: The priority is given to HE-AAC.
●
Dolby Digital is the method of coding digital signals developed by the 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.
●
For Digital TV
SPDIF: A standard audio transfer file format
Selects the initial setting for digital audio output signal from DIGITAL AUDIO OUT
and HDMI2 (ARC function) terminals [Auto] / [PCM]
[Auto]: Dolby Digital is output as Dolby Digital Bitstream. HE-AAC and MPEG are
output as PCM.
[PCM]: Digital output signal is fixed to PCM.
● For Digital TV or video contents of Media Player / Network services (p. 60)
●
ARC (Audio Return Channel): A function of digital audio output using HDMI
cable
Adjusts the audio level of PCM output from DIGITAL AUDIO OUT and HDMI2
(ARC function) terminals as the initial setting
[-12] / [-10] / [-8] / [-6] / [-4] / [-2] / [0] (dB)
● Normally, PCM sound is larger comparing with the other types of audio track.
●
For Digital TV
Selects to fit the input signal [Digital] / [Analogue] (p. 77)
[Digital]: When sound is carried via the HDMI cable connection
[Analogue]: When sound is not carried via the HDMI-DVI adaptor cable
connection
● For HDMI input
Narration settings for visually impaired users [Off] / [Auto]
Set to [Auto] to activate the narration sound track when available on the
broadcast.
●
The availability of audio description sound track is indicated by [AD] in the
information banner (p. 20).
● For Digital TV
Adjusts the volume for Audio Description
●
For Digital TV
Set to [On] to activate the description sound track from TV speakers [Off] / [On]
● For Digital TV
Set to [On] to activate the description sound track from headphones [Off] / [On]
●
For Digital TV
Narration settings for visually impaired users [Off] / [Auto]
Set to [Auto] to activate the narration sound track when available on the
broadcast.
● The availability of audio description sound track is indicated by [AD] in the
information banner (p. 20).
●
For Digital TV
Press the OK button to reset the current Sound Mode, [Balance], [Headphone
Volume] and [Surround] to the default settings