Adjusting The Volume Of The Subwoofer(S) - Sony CDX-M3DI Operating Instructions Manual

01US02CD-U.fm
00US+00COV-U.book Page 28 Friday, December 13, 2002 4:08 AM
6
Press M or m repeatedly to select the
cut-off frequency.
Each time you press M or m, the frequency
changes as follows:
OFF (default setting) y 78 Hz y 125 Hz
7
Press (MENU).
After the frequency setting is complete, the
display returns to the normal display.
Adjusting the volume of the
subwoofer(s)
1
Press (SOURCE) to select a source
(radio, CD, MD, or AUX).
2
Press (SOUND).
3
Press < or , repeatedly to select
"SubWoofer."
4
Press (ENTER).
5
Press < or , repeatedly to adjust
the volume.
6
Press (ENTER).
The display returns to the normal display.
Tip
The volume level is adjustable from –10 dB to +10 dB.
(Below –10 dB, "– dB" is displayed.)
28
Adjusting the cut-off frequency for the
subwoofer(s)
To match the characteristics of the connected
subwoofer(s), you can cut out the unwanted high
and middle frequency signals entering the
subwoofer(s). By setting the cut-off frequency
(see the diagram below), the subwoofer(s) will
output only low frequency signals for a clearer
sound.
Cut-off frequency
Frequency (Hz)
1
During playback or radio reception,
press (MENU).
2
Press < or , repeatedly to select
"SoundTuning."
3
Press (ENTER).
4
Press M or m repeatedly to select
"LPF."
5
Press (ENTER).
6
Press M or m repeatedly to select the
cut-off frequency.
Each time you press M or m, the frequency
changes as follows:
OFF (default setting) y 125 Hz y 78 Hz
7
Press (MENU).
After the frequency setting is complete, the
display returns to the normal display.
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