Sony CDX-4250 - Manual (Page 9)

9
Other Functions
Adjusting the sound
characteristics
You can adjust the bass, treble, balance, and
fader. You can store the bass and treble levels.
1
Select the item you want to adjust by
pressing (SOUND) repeatedly.
BAS (bass) n TRE (treble) n
BAL (left-right) n FAD (front-rear) n
VOL (volume)
2
Adjust the selected item by rotating the
dial.
Adjust within three seconds after selecting
the item. (After three seconds, the dial
function reverts to volume control.)
Turning on the clock
display
— Power Select Function
Only for cars with an accessory position on the
ignition key switch
To turn the Power Select Function ON
Press (OFF) while pressing (SOUND).
The Power Select Function ties the clock
display power to the accessory position on
the ignition key switch.
To avoid battery wear, the clock is not
displayed while the unit is initializing.
Changing the sound and
beep sound
Boosting the bass sound — D-bass
You can enjoy a clear and powerful bass
sound.
The D-bass function boosts the low frequency
signal with a sharper curve than conventional
bass boost.
You can hear the bass line more clearly even
while the vocal remains at the same volume.
You can emphasize and adjust the bass sound
easily with the D-BASS control. This is similar
in effect to an optional subwoofer system.
Level
Frequency (Hz)
Adjusting the bass curve
Turn the D-BASS control to adjust the
bass level (1, 2, or 3).
“D-BASS” appears in the display.
To cancel, turn the control to OFF.
Note
If the bass sound becomes distorted, adjust the
D-BASS control or volume.
Cancel the beep sound
Press (6) while pressing (SOUND).
To obtain the beep sound again, press these
buttons again.
Note
If you connect an optional power amplifier and do
not use the built-in amplifier, the beep sound will
be deactivated.
0dB
D-BASS 3
D-BASS 2
D-BASS 1