Adjusting And Storing The Crossover/Time Correction - Alpine CDA-7878R Owner's Manual

Adjusting the Sound Operation
g DN
f UP
Adjusting and Storing the Crossover/
Time Correction
Before performing the following procedures, refer
to "Crossover" (page 30) and "Time Correction"
(page 31).
1
Press and hold the DIVIDER button for at least 2
seconds.
Adjust the cut-off frequency/slope
2
Press the BAND button to select the channel to
adjust.
2 way system
→ Low range (LPF) → Front High range (HPF)
Rear High range (HPF)∗ ←
3 way system
→ Low range (LPF) → Mid range (HPF)
High range (HPF)∗ ← Mid range (LPF) ←
∗ Press the MODE button to activate the Output
Level-adjusting mode.
3
Press the g DN or f UP button to select
the desired cut-off frequency point (cross over
point).
2 way system
You can select the frequency from 20 Hz to 200
Hz (1/3 octave step) for each channel.
3 way system
Low range (LPF) /Mid range (HPF):
You can select the frequency from 20 Hz to 200
Hz (1/3 octave step).
Mid range (LPF) /High range (HPF):
You can select the frequency from 20 Hz to 20
kHz (1/3 octave step).
32
-EN
BAND MODE/Audio Control
DIVIDER 1 2
4
5
Adjust the output level
6
7
8
Rotate the Audio Control knob to adjust the
slope.
Slope can be adjusted to FLAT, 6, 12, 18, or 24
db/oct.
To adjust another channel, repeat steps 2 to 4.
When the adjustment is completed, press the
DIVIDER button.
Press the BAND to select the channel to be
adjusted.
2 way system
Low Low
→ →
range (L) range (R)
Rear high∗ Rear high
←
range (R) range (L)
3 way system
Low range Low range
→ →
(L) (R)
High range∗ High
←
range (L)
(R)
∗ Press the MODE button to switch to the Time
Correction Adjusting mode.
Rotate the Audio Control knob (Rotary
encoder) to adjust the output level.
You can adjust the level from –12 to 0.
To adjust another channel, repeat the steps 6 to
7, then press the DIVIDER button.
Front high
→
range (L)
Front high
← ←
range (R)
Mid range
→
(L)
Mid range
← ←
(R)