Adjusting The Crossover Settings (X-Over); Adjusting The Time Correction (Tcr); Setting Defeat - Alpine X901D Owner's Manual

Adjusting the Crossover Settings (X-OVER)

Before performing the following procedures, see "About the Crossover"
(page 35).
Setting item:
X-OVER
• When the Sound Setup of the Shortcut Setup is selected to "BASS
ENGINE SQ, " you cannot perform the set up.
1
Touch [Channel] to select the channel.
Each time you touch, the channel switches.
• The channel being adjusted is displayed in red.
Front HPF Rear HPF
2
Adjust the crossover to your preference.
Selecting the Cut-Off Frequency
Touch [ ] or [ ] of "Frequency, " and then select the cut-off
frequency.
Setting contents:
20 / 25 / 31.5 / 40 / 50 / 63 / 80 (Initial setting) / 100 / 125 / 160 / 200 Hz
Adjusting the Slope
Touch [ ] or [ ] of "Slope, " and then adjust the HPF or LPF slope.
Setting contents:
0 (Initial setting) / 6 / 12 / 18 / 24 dB/oct.
Adjusting the Level
Touch [ ] or [ ] of "Level," and then adjust the HPF or LPF level.
Setting contents:
-12 to 0 dB (Initial setting: 0)
3
Repeat steps 1 to 2 to make adjustment to the other
channels.
4
To store the adjusted setting value, touch and hold
[Preset 1], [Preset 2], or [Preset 3] for at least 2 seconds.
• Touch [Flat] to initialise all values.
• If the Rear Speaker setting is "Off, " the Rear Speaker setting cannot be
edited (page 31).
• If the Subwoofer setting is "Off, " the Subwoofer setting cannot be edited
(page 31).
• While adjusting the X-OVER you should consider the frequency
response of the connected speakers.
Calling the X-OVER adjusted value
Calling the pre-set X-OVER adjusted value.
Touch [Preset 1], [Preset 2], or [Preset 3] on the X-OVER
screen.
The setting stored in the Preset will be recalled.
Subw. LPF Front HPF

Adjusting the Time Correction (TCR)

Before performing the following procedures, see "About Time
Correction" (page 35).
Setting item:
Time Correction
Correction mode
1
Touch the Correction mode button.
The pop up screen for selecting the correction mode is
displayed.
2
Touch [ms], [cm] or [inch] to select the mode for making
adjustments.
The selected mode is displayed on the Correction mode button.
3
Touch [ ] or [ ] for each speaker to adjust the time or
distance.
0.0 msec to 9.9 msec (0.1 msec/step)
0.0 cm (0.0 inch) to 336.6 cm (132.7 inch) (3.4 cm/step)
All speaker setting values are adjustable in the range of 15 ms or 510
cm.
4
To store the adjusted setting value, touch and hold
[Preset 1], [Preset 2], or [Preset 3] for at least 2 seconds.
• Touch [Flat] to set all values to 0.0.
• If the Rear Speaker setting is "Off, " the Rear Speaker setting cannot be
edited (page 31).
• If the Subwoofer setting is "Off, " the Subwoofer setting cannot be edited
(page 31).
Calling the Time Correction Value
Calling the pre-set time correction value.
Touch [Preset 1], [Preset 2], or [Preset 3] on the time
correction screen.
The setting stored in the Preset will be recalled.

Setting Defeat

If Defeat is "On, " MX HD, Equalizer Presets and Dual HD EQ functions
are turned Off. This disables any settings made for these functions.
Setting item:
Defeat
Setting contents:
Off (Initial setting) / On
33
-EN