Alpine CDM-7861, Owner'S Manual, Page: 8 / 20

6
-EN
Audio Mute Function
Activating this function will instantly lower the
volume level by 20 dB.
1
Press the MUTE button to activate the MUTE
mode. The audio level will decrease by about
20 dB.
Pressing the MUTE button again will bring the
audio back to its previous level.
Selecting BBE Mode
The BBE (Barcus Berry Electronics) processor
installed in this unit is designed to correct the
phase distortion inherent in most loudspeaker
designs. Ensuring the phase integrity of the signal
driving the speakers improves the accurate
reproduction of the sound.
1
Press the BBE button to turn on the BBE mode.
Each press toggles between the BBE on and off
modes.
2
In BBE mode, press the BBE button for more
than 2 seconds to turn ON the BBE adjusting
mode.
To set the BBE adjusting mode to OFF, press the
BBE button for more than 2 seconds.
NOTE
In BBE adjusting mode, wait 5 seconds without pressing
any button. The BBE adjusting mode is turned OFF.
3
To change to a desired BBE level, rotate the
MODE (Audio Control) knob.
The BBE level can be changed from +1 to +3.
NOTE
The initial mode is +2.
Setting Bass Frequency
The bass control center frequency can be set at
60, 80, 100 or 200 Hz.
1
Press and hold the B.C. (Bass Control) button
for at least 3 seconds to turn on the bass control
settings.
2
Press the DN g or the f UP button to
select the desired Bass center frequency.
Each press changes the center frequency as
follows: 60 Hz, 80 Hz, 100 Hz and 200 Hz.
NOTE
If no buttons are pressed within 5 seconds, the bass
control settings will be turned off automatically.
3
Press the B.C. (Bass Control) button for more
than 3 seconds to turn off the bass control
settings.
NOTE
Initial mode is 80Hz.
Basic Operation
MUTE
MODE CLK BBE
H M CT f UP B.C. DN
g
DISP