1.Display the menu with MENU.
2.Select Sound and press OK to access.
3.Select one of the following items and press OK to access.
(mt5595c | pro5) ^ uk
MPX / Audio Preference / SPDIF Selection / PCM Optical Level / SPDIF Delay / HDMI Input
(mt5595c | pro5) & uk
NICAM / Audio Preference / SPDIF Selection / PCM Optical Level / SPDIF Delay / HDMI Input
4.Set the item and press OK to store.
all ^ uk
MPX
Selects multiplex sound mode (if available).
Stereo:
Use this normally.
Mono:
When stereo signal cannot be received
M1 / M2:
Available while mono signal is transmitted
For Analogue
uk
NICAM
(On / Off)
Near Instantaneous Companded Audio Multiplex
Reproduces NICAM stereo sound.
Set to Off if reception is poor. (FM monaural sound)
For Analogue
Audio Preference
all ^ (cis | uk)
(Auto / Multichannel / Stereo / MPEG)
Selectable options vary depending on the country you select.
uk
(Multichannel / Stereo / MPEG)
cis
(Auto / MPEG)
Selects the initial setting for audio tracks.
all ^ uk
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.
all ^ cis
Multichannel:
The priority is given to multi-channel audio track.
Stereo:
The priority is given to stereo (2ch) audio track.
all ^ uk
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
uk
MPEG:
The priority is given to MPEG.
MPEG is an audio compression method that compresses audio to the smaller size without any considerable loss of audio quality.
For digital
Ireland only
SPDIF Selection
(Auto / PCM)
Selects the initial setting for digital audio output signal from DIGITAL AUDIO and HDMI2 (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.
PCM:
Digital output signal is fixed to PCM.
ARC (Audio Return Channel) is a function of digital audio output using HDMI cable.
all ^ freesat
For DVB, video content
freesat
For digital, video content
Media Player > Video mode > Audio output settings
Network > Videos > Audio output settings
mt5595c | pro5
PCM Optical Level
Adjusts the audio level of PCM output from DIGITAL AUDIO and HDMI2 (ARC function) terminals to equalise with that of the other audio types.
SPDIF Delay
Adjusts the delay time of the sound output from DIGITAL AUDIO and HDMI2 (ARC function) terminals if the sound does not synchronise the image.
all ^ uk
For DVB
uk
For digital
Ireland only
HDMI Input
(Digital / Analogue)
Selects to fit the input signal.
Watching > External equipment > HDMI features
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