Adjusting the built -in Audio Processor

You can change the Bass/Treble Frequency emphasis, High Pass Filter, Low Pass Filter, and Sub Woofer Phase on this unit, so that you can create your favorite sound effects.

1 Press the A.PROC button for at least 3 seconds to enter Bass/Treble parameter setting mode.

2 Within 5 seconds, press the DN g or

f UP button repeatedly to select the desired

parameter.

 

 

 

 

 

 

 

 

 

BC or BW

 

 

 

 

 

 

 

TC

 

HP

 

 

DEFP

 

 

SUBW

 

 

 

LP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Each time you press the MODE (Audio Control) knob, the BC and BW change alternatery.

3 Press the MODE (Audio Control) knob to toggle between the BC and BW.

1.BC (Setting the Bass Frequency):

60Hz 70Hz 80Hz 90Hz

180Hz150Hz 130Hz 100Hz

Emphasizes the displayed Bass frequency ranges.

2.BW (Setting the Bass Band Width): (Q-Factor)

WIDE1 WIDE2 WIDE3 WIDE4

................................. → (Wide)(Narrow)

Changes the displayed frequency’s band width to narrow or wide.

NOTE

A narrow or wide wave pattern on the display will indicate the selected band width.

3.TC (Setting the Treble Frequency):

10.0kHz 12.5kHz 15.0kHz 17.5kHz

Emphasizes the displayed treble frequency ranges.

4.HP (Setting the High Pass Filter):

OFF 80Hz120Hz160Hz

Outputs all frequencies higher than that selected according to your preference.

5.LP (Setting the Low Pass Filter):

OFF 160Hz120Hz80Hz

Outputs all frequencies lower than that selected according to your preference.

(Only available when using the subwoofer output from this unit.)

6.SUBW (Change the Subwoofer Phase):

NOR REV

You can change the subwoofer phase.

(Only available when using the subwoofer output from this unit.)

7.DEFP (Defeat On and Off):

ON OFF

When DEFEAT is turned ON, all items 1 to 6 are set to default values.

When DEFEAT is turned OFF, all items 1 to 6 resume their last set values.

Default values BC: 80 Hz BW: WIDE1 TC: 10.0kHz

HP: OFF

LP: OFF

SUBW (Phase): NOR

NOTES

If you turn the battery power OFF, all settings return to factory default.

If HP, LP, BC, and TC are all set to ON, depending on the BC and TC settings, you may not be able to reinforce the sound effect.

Except when the HP and LP is turned OFF, the subwoofer is in monaural mode.

When the subwoofer is set to OFF, LP mode and change of phase does not work.

If no buttons are pressed within 5 seconds, the display for setup menu disappears while an ordinary menu appears on the display.

Switching the Display Modes

1 Press the DISP (DISPLAY) button to select the desired Display pattern mode.

Each press changes the display patterns.

Pattern

Description

 

 

1

Frequency Pattern

 

 

2

Normal Pattern (Upward)

 

 

3

Peak Value Increasing Pattern

 

 

4

Elevator (left/right) Pattern

 

 

5

Elevator (up/right) Pattern

 

 

6

Warp Pattern

 

 

7

Center Division Pattern

 

 

 

Scan Display

8

(Repeats from Pattern 1 to Pattern 7

 

for every 5 seconds endlessly.)

 

 

9

Mode Display

 

 

10

Silent Display (Spectrum analyzer off)

 

 

9-EN

Page 11
Image 11
Alpine CDA-7865R owner manual Adjusting the built -in Audio Processor, Switching the Display Modes