Alpine CDA-9815RB Car Stereo System User Manual


 
18-EN
Adjusting the built-in Crossover
(CDA-9812RX/CDA-9811R only)
The High and Low Pass Filters on this unit can be adjusted to suit
your personal taste.
1
Press and hold T.CORR/X-OVER for at least 2
seconds.
HPF
-
<Press momentarily> LPF*
-
<Press momentarily>
normal mode
-
<Press and hold for 2 seconds> HPF
* When the subwoofer output of this unit is turned off, LPF and
phase are deactivated.
2
Press g or f to select the desired setting.
HPF (Setting the High Pass Filter):
FLAT (OFF) 80Hz 120Hz 160Hz
All frequencies above the selected cutoff are output.
LPF(Setting the Low Pass Filter):
FLAT (OFF) 80Hz 120Hz 160Hz
All frequencies below the selected cutoff are output.
(Only available when using the subwoofer output from this
unit.)
If no operation is performed within 15 seconds, the setup menu
returns to normal mode.
These functions are inoperative when an external, Ai-NET
processor is connected.
The Bass and Treble controls effectiveness in modifying the sound,
depends on their settings and where the HPF and LPF are set.
Except when the HPF and LPF is turned OFF, the subwoofer is in
monaural mode.
When the subwoofer is set to OFF, LPF mode and change of phase
does not work.
Equalizer Presets (CDA-9815RB/CDA-9813R
only)
3 typical equalizer settings are preset at the factory for a variety of
musical source material.
1
Press EQ and select the EQ mode.
2
Press either g or f.
With each press of the button, the equalizer mode will
display the selected equalizer characteristic.
FLAT(OFF) POPS ROCK NEWS FLAT(OFF)
FLAT : Flat frequency
POPS : Emphasize midrange
ROCK : Emphasize lows and highs
NEWS : Boost midrange and suppress highs and lows
Selecting directly
Select the desired button (1 through 4).
[1]: FLAT(OFF) [3]: ROCK
[2]: POPS [4]: NEWS
3
Press EQ to return to normal mode.
This function is inoperable when DEFEAT is set to ON (page 17).
EQ mode is automatically cancelled if no operation is performed
within 15 seconds.
When you press DISP/B.OUT, you can switch the Level Indicator
display to the EQ Adjustment display. For details, see Changing
the Audio Level Display Pattern (page 7).
Setting the Treble Control (CDA-9812RX/CDA-
9811R only)
You can change the Treble Frequency emphasis to create your own
tonal preference.
1
Press CENTER f to select the Treble (treble centre
frequency) Control mode.
BASS TREBLE normal mode BASS
2-1
Setting the treble Centre frequency:
Press g or f to select the desired treble
centre frequency.
10.0kHz 12.5kHz 15.0kHz 17.5kHz 10.0kHz
The displayed Treble frequency is emphasized.
2-2
Setting the treble level:
Turn the Rotary encoder to select the desired
treble level (7~+7).
You can emphasize the treble frequency.
If no operation is performed within 15 seconds, the treble control
setting will be turned off automatically.
The treble level settings will be individually memorized for each
source (FM, MW (LW), CD, etc.) until the setting is changed. The
Treble frequency settings adjusted for one source are effective for
all other sources (FM, MW (LW), CD, etc.).
Depending on the connected devices, some functions and display
indications do not work. However, treble level is still adjustable if
an audio processor with the treble adjustment is connected.
This function is inoperable when DEFEAT is set to ON.
When you press DISP/B.OUT on the CDA-9812RX, you can switch
the level Indicator display to the TREBLE adjustment display. For
details, see Changing the Audio Level Display Pattern (page 7).
Setting the Bass Type (CDA-9812RX/CDA-
9811R only)
This function allows for 3 different bass type settings. Select the one
that appeals to you the most.
1
Press and hold CENTER f for at least 2 seconds to
set the bass type.
2
Press g or f within 15 seconds to select the
desired type (1 through 3).
TYPE 1 will sound best if you have a subwoofer in your
system. Use TYPE 2 or 3 if you are using small diameter
speakers.
3
Press and hold CENTER f for at least 2 seconds to
return to normal mode.
Bass centre frequency and bass band width previously set are
replaced when selecting TYPE 1 through 3. When bass type is set
to OFF, your previous settings are restored.
Bass type is not selectable when connected to an external audio
processor.
When you press DISP/B.OUT on the CDA-9812RX, you can switch
the level Indicator display to the BASS adjustment display. For
details, see Changing the Audio Level Display Pattern (page 7).