How to Use Menu Functions39Menu Item Adjustments / Configurations (alternatives)SoundAudio PreferenceSelects the initial setting for audio tracks[Auto] / [Multichannel] / [Stereo] / [MPEG]Selectable options vary depending on the country you select.[Auto]: Automatically selects the audio tracks if programme has more than twotracks. 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 signalsdeveloped by Dolby Laboratories. Apart from stereo (2ch) audio, these signalscan be multi-channel audio.HE-AAC is a perceptual coding method used to compress digital audio forefficient storage and transmission.MPEG is an audio compression method that compresses audio to the smallersize without any considerable loss of audio quality.Dolby Digital Plus and HE-AAC are the technologies for HD (High definition)programmes.For DVB modeAudio TypeNarration settings for visually impaired users (only available in some countries)[Standard] / [Visual Impaired]Set to [Visual Impaired] to activate the narration sound track when available onthe broadcast.For DVB modeSPDIF SelectionSPDIF: A standard audio transfer file formatSelects the initial setting for digital audio output signal from DIGITAL AUDIO OUTand HDMI2 (ARC function) terminals [Auto] / [PCM][Auto]: Dolby Digital Plus, Dolby Digital and HE-AAC multi-channel are output asDolby Digital Bitstream. MPEG is output as PCM.[PCM]: Digital output signal is fixed to PCM.For DVB mode or video contents of Media Player / Network services (p. 67, 78)ARC (Audio Return Channel): A function of digital audio output using HDMIcableHDMI1 / 2 / 3 / 4 InputSelects to fit the input signal [Digital] / [Analogue] (p. 94)[Digital]: When sound is carried via the HDMI cable connection[Analogue]: When sound is not carried via the HDMI-DVI adaptor cableconnectionFor HDMI inputSPDIF DelayAdjusts the delay time of the sound output from DIGITAL AUDIO OUT and HDMI2(ARC function) terminals if the sound does not synchronise the imageFor DVB modeReset to Defaults Press the OK button to reset the current Sound Mode, [Balance], [HeadphoneVolume] and [Surround] to the default settingsNetworkConnection Test,Network Connection,Wireless NetworkSettings, IP/DNSSettingsSets the network setting to use in your network environment (p. 72, 73)Network Link Settings Sets to control the TV with the devices connected to the network (p. 71)