ONKYO TX-SR578 Manual Do Utilizador

En

You can change various audio settings by pressing AUDIO 
(

These settings are disabled when:

• a pair of headphones is connected, or 
• the  “Audio TV Out” setting is set to “On” ( 

45) and an input 

selector other than HDMI is selected.

You can adjust the bass and treble for the front speakers, 
except when the Direct or Pure Audio (European, Aus-
tralian and Asian models) listening mode is selected.

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–10dB to 0dB to +10dB in 2 dB steps.

You can boost or cut low-frequency sounds.

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–10dB to 0dB to +10dB in 2 dB steps.

You can boost or cut high-frequency sounds.

• To bypass the bass and treble tone circuits, select the Direct or 

Pure Audio (European, Australian and Asian models) listen-
ing mode.

• Alternatively, you can use the AV receiver’s  TONE and TONE 

LEVEL +/– (

48).

You can adjust the volume of each speaker while listening 
to an input source.
These temporary adjustments are cancelled when the AV 
receiver is set to Standby. To save the setting you made 
here, go to “Level Calibration” (

AV receiver to Standby.

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–15dB to 0dB to +12dB in 1 dB steps.

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–12dB to 0dB to +12dB in 1 dB steps.

• You cannot use this function while the AV receiver is muted.
• Speakers that are set to “No” or “None” in the 

37) cannot be adjusted.

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See “Dynamic EQ” and “Dynamic Volume” in “Source 
Setup” (

With the Late Night function, you can reduce the dynamic 
range of Dolby Digital material so that you can still hear 
quiet parts even when listening at low volume levels—
ideal for watching movies late at night when you don’t 
want to disturb anyone.

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For Dolby Digital and Dolby Digital Plus sources, the 
options are:

`

:

Late Night function off.

`

Low:

Small reduction in dynamic range.

`

High:

Large reduction in dynamic range.

For Dolby TrueHD sources, the options are:

`

Auto:

The Late Night function is set to “On” or “Off” 
automatically.

`

Off:

Late Night function off.

`

On:

Late Night function on.

• The effect of the Late Night function depends on the material 

that you are playing and the intention of the original sound 
designer, and with some material there will be little or no effect 
when you select the different options.

• The Late Night function can be used only when the input source 

is Dolby Digital, Dolby Digital Plus, or Dolby TrueHD.

• The Late Night function is set to “Off” when the AV receiver is 

set to Standby. For Dolby TrueHD sources, it will be set to 
“Auto”.

The Music Optimizer function enhances the sound quality 
of compressed music files. Use it with music files that use 
“lossy” compression, such as MP3.

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`

:

Music Optimizer off.

`

On:

Music Optimizer on. The M.Opt indicator will light 
(

8).

• The Music Optimizer function only works with PCM digital 

audio input signals with a sampling rate below 48 kHz and ana-
log audio input signals. The Music Optimizer is disabled when 
the Direct or Pure Audio (European, Australian and Asian 
models) listening mode is selected.

• The setting is stored individually for each input selector.