Setting Eq Mode; Setting The Time Correction Unit (Tcr Parameter); Sound Field Adjustment; Adjusting The Parametric Equalizer Curve - Alpine CDA-137BTI Owner's Manual

Setting EQ mode

 Setting item: EQ Mode
Setting contents:
Parametric EQ (Initial setting) / Graphic EQ
PEQ:
5-band Parametric EQ
GEQ:
7-band Graphic EQ
Setting the Time Correction Unit (TCR
Parameter)
 Setting item: TCR Parameter
Setting contents:
cm (Initial setting) / inch

Sound Field Adjustment

Adjusting the Parametric Equalizer Curve

1
After selecting Parametric EQ from the Sound Field
Adjustment mode, press BAND to select the band to be
adjusted.
Band 1  Band 2  Band 3  Band 4  Band 5  Band 1
2
Press  or  to select frequency bands.
Adjustable frequency bands: 20 Hz to 20 kHz (in 1/3 octave
steps).
Band-1
Band-2
Band-3
Band-4
Band-5
3
Turn the Rotary encoder to adjust the level.
Adjustable level: −6 to +6 dB
4
Press SOURCE to set the bandwidth (Q).
Adjustable bandwidth: 1, 1.5, 3
5
To adjust another band, repeat steps 1 to 4 and adjust all
bands.
Notes
• The frequencies of adjacent bands cannot be adjusted within 4 steps.
• While adjusting the Parametric EQ, you should consider the frequency
response of the connected speakers.
20 Hz~80 Hz (63 Hz)
50 Hz~200 Hz ( 150 Hz)
125 Hz~3.2 kHz (400 Hz)
315 Hz~8 kHz (1 kHz)
800 Hz~20 kHz (2.5 kHz)

Adjusting the Graphic Equalizer Curve

1
After selecting Graphic EQ from the Sound Field
Adjustment mode, press BAND to select the band to be
adjusted.
Band 1  Band 2  Band 3  Band 4  Band 5  Band 6 
Band 7  Band 1
2
Turn the Rotary encoder to adjust the level.
Adjustable output level: −6 to +6 dB
3
To adjust another band, repeat steps 1 and 2, and then
adjust all bands.

Adjusting the Time Correction

1
After selecting T.Correction from the Sound Field
Adjustment mode, press BAND to select a speaker to be
adjusted.
2.2ch (3WAY) System
*1 *2 *3
 F-R  R-L  R-R
F-L
Mid-L (Initial setting)
Mid-R
High-L
High-R
4.2ch (FRONT/REAR/SUBW.) System
*1 *2 *3
 F-R  R-L  R-R
F-L
Front-L (Initial setting)
Front -R
Rear-L
Rear-R
2
Turn the Rotary encoder to adjust the distance correction
value (0.0 to 336.6cm).
L = (distance to farthest speaker) - (distance to other speakers)
3
Repeat steps 1 and 2 to set another speaker.
By setting these values to make its sound reach the listening
position at the same time as the sound of other speakers.
*4
 SW-L  SW-R  F-L
*4
 SW-L  SW-R  F-L
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