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Sound Adjustment
Before you get started
To take advantage of Dolby Surround sound, go to
“Dolby Pro Logic” on page 14. This section describes
how to adjust the levels of your speaker system and
customize the PRO LOGIC sound field.
Adjusting the tone parameter
Adjust the tone (bass or treble) of the front speakers for
optimum sound. You can adjust the tone of all sounds
fields, including Dolby Surround.
1 Press DPC MODE repeatedly until the TONE
indicator lights up.
2 Use the digital processing control buttons ( /
) to select BASS or TREBLE.
3 Use the digital processing control buttons ( /
) to adjust the tone level.
The adjusted tone level is stored automatically.
z You can turn off the tone adjustments without
erasing them
The tone adjustments and on/off setting are stored
separately for each sound field. Press DPC MODE
repeatedly to turn off the TONE indicator.
Adjusting the delay time
You can make the surround sound more effective by
delaying the output from the rear speakers (delay
time). You can select a delay time of 15 ms (S), 20 ms
(M), and 30 ms (L). Set a short delay time when the rear
speakers are located in a large room or far from your
listening position.
1 Start playing a program source encoded with
Dolby surround sound.
2 Press DPC MODE repeatedly until the SUR
indicator lights up.
3 Use the digital processing control buttons ( /
) to select the delay time.
The current delay time appears in the display.
4 Use the digital processing control buttons ( /
) to adjust the delay time.
Adjusting surround sound parameters
Change the surround parameters to fit your listening
situation. See the chart on page 17 for parameters you
can adjust in each sound field.
To adjust the parameters of the PRO LOGIC sound
field, see “Dolby Pro Logic” on page 14.
1 Press DPC MODE repeatedly until the SUR
indicator lights up.
2 Use the digital processing control buttons ( /
) to select the parameter you want.
3 Use the digital processing control buttons ( /
) to adjust the level of the parameter.
The adjusted parameters are stored automatically.
Note
If you make new adjustments to a sound field, the previous
settings are replaced by the new ones.