Adjusting And Storing The Crossover - Alpine CDA-7998 Owner's Manual

Adjusting and Storing the Crossover

Before performing the following procedures, refer to
"About the Crossover "(Page 8)
1
Press and hold the T.CORR button for at least 3
seconds.
< 2 WAY System >
2
Press the BAND button to select desired parameter.
< CDA-7998 >
→ SUB.W → REAR → FRONT
< CDA-7897 >
→ LOW(Subwoofer) → FRONT-HI → REAR-HI
3
Press the g DN button or the f UP button to
select desired cut-off frequency point(cross over point).
Adjustable frequency bands: 20Hz to 200Hz(in 1/3
octave steps)
4
Press the SOURCE button to select desired slope.
Adjustable slope: FLAT(OFF),6, 12, 18 or 24 dB/oct.
5
Turn the Rotary encoder to select the desired output
level.
Adjustable output level: -12 to 0 dB.
To store the adjusted contents
1) Press and hold any one of the Preset buttons (1
through 6) for at least 2 seconds into which you
wish to store the adjusted curve.
6
For setting another channel, repeat the steps 2 to 5.
7
After setting, press the T.CORR button to return to the
normal mode.
NOTES
• Crossover mode is automatically canceled if no buttons are
pressed within 15 seconds.
• To cancel Crossover mode for all music source, press the
MODE button to turn Crossover off.
< 3 WAY System >
2
Press the BAND button to select desired parameter.
→ LOW → MID-L → MID-H → HIGH
3
Press the g DN button or the f UP button to
select desired cut-off frequency point(cross over point).
Adjustable frequency bands:
LOW : 20Hz to 200Hz(in 1/3 octave steps)
MID-L: 20Hz to 200Hz(in 1/3 octave steps)
MID-H: 20Hz to 20KHz(in 1/3 octave steps)
HIGH : 1KHz to 20KHz(in 1/3 octave steps)
4
Press the SOURCE button to select desired slope.
Adjustable slope: FLAT(OFF) ∗ ,6, 12, 18 or 24 dB/oct.
∗ FLAT cannot be set for the HIGH slope.
5
Turn the Rotary encoder to select the desired output
level.
Adjustable output level: -12 to 0 dB.
To store the adjusted contents
1) Press and hold any one of the Preset buttons (1
through 6) for at least 2 seconds into which you
wish to store the adjusted curve.
6
For setting another channel, repeat the steps 2 to 5.
7
After setting, press the T.CORR button to return to the
normal mode.
NOTES
• About the 2way/3way system
You can switch to 2way/3way system mode with the 2way/
3way switch on the side of the unit.(See on page 47)
When setting to "3 WAY ":
The unit can be operated 1n 3 way system.
3WAY F/R
When setting to "F/R/Sub.W ":
Sub. W
The unit can be operated 1n 2 way system.
• Crossover mode is automatically canceled if no buttons are
pressed within 15 seconds.
• To cancel Crossover mode for all music source, press the
MODE button to turn Crossover off.
9
-EN