Panasonic TX-L42U3B Operating Guide

Selects the basic sound mode [Music] / [Speech] / [User]

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The selected mode affects all input signals.

[Music] : Improves sound quality for watching music videos, etc.
[Speech] : Improves sound quality for watching news, drama, etc.

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In Music and Speech modes, you can adjust [Bass] and [Treble] settings, and those 
settings will be stored for each mode.

[User] : Adjusts the sounds manually by using the equaliser to suit your favourite 
sound quality.

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For the User mode, [Equaliser] will appear on the Sound Menu instead of [Bass] and 
[Treble]. Select the [Equaliser] and adjust the frequency. 

 [Equaliser] (see below)

Increases or decreases level to enhance or minimise lower, deeper sound output

Increases or decreases level to enhance or minimise sharper, higher sound output

Adjusts the frequency level to suit your favourite sound quality

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This function is available when [Mode] is set to [User].

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Select the frequency and change the frequency level by using the cursor button.

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If you want to enhance the bass sound, raise the level of the lower frequency. If you 
want to enhance the treble sound, raise the level of the higher frequency.

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To reset the levels of each frequency to the default settings, select the [Reset to 
Defaults] by using the cursor button, and then press the OK button.

Adjusts volume level of right and left speakers

Adjusts the volume of the headphones

Surround sound settings [Off] / [V-Audio]
[V-Audio] : Provides a dynamic enhancer of width to simulate improved spatial effects

Adjusts the current volume level if it is extremely different from the previous viewed 
channel or input mode [Off] / [On]

Adjusts the volume of individual channel or input mode

Adjusts the low frequency sound [Over 30cm] / [Up to 30cm]

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If the gap between the TV and wall is over 30 cm, [Over 30cm] is recommended.

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If the gap between the TV and wall is within 30 cm, [Up to 30cm] is recommended.

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Selects the preferred language for digital channel multi audio (depending on the 
broadcaster) [English] / [Welsh] / [Gaelic] / [Irish]

Near Instantaneous Companded Audio Multiplex
Reproduces NICAM stereo sound [On] / [Off]

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Off if reception is poor (FM monaural sound)

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Analogue mode only

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 Plus and Dolby Digital are output as Dolby Digital Bitstream.

HE-AAC (48 kHz) multi-channel is output as DTS.
MPEG is output as PCM.

[PCM] : Digital output signal is fixed to PCM.

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For DVB mode or Video mode of Media Player (p. 55)

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ARC (Audio Return Channel) : A function of digital audio output using HDMI cable

Adjusts the audio level of PCM output from DIGITAL AUDIO OUT terminal as the initial 
setting [-12] / [-10] / [-8] / [-6] / [-4] / [-2] / [0] (dB)

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Normally, PCM sound is larger comparing with the other types of audio track.

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DVB mode only

Select to fit the input signal [Digital] / [Analogue] (p. 70)
[Digital] : When sound is carried via the HDMI cable connection
[Analogue] : When sound is not carried via the HDMI cable connection

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HDMI input mode only