Operation Manual

41
4 Drag the graph lines to the position you want to
adjust.
p The following items can also be set.
●
⁂⁚⁓⁥⁗
:
Switches the subwoofer phase between normal and reverse
position.
●
LPF/HPF:
Switches the LPF/HPF setting to “On” or “Off”.
 This function is not available when adjusting the
High speaker.

Touch or to switch the adjusting speaker.
Switching the rear speaker
output
1 Turn the source off.
2 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
3 Touch [Rear Speaker Output].
4 Touch to switch “Rear” (default) or
“Subwoofer”.
Boosting the bass
1 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
2 Touch [BASS Boost].
3 Touch to select the bass boost level from 0 to
+6.
Selecting the listening position
You can select a listening position that you want to make as the
center of sound effects.
1 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
2 Touch [Listening Position].
3 Touch the desired position to change the lis-
tening position.
The following items are available:
Off (default), Front, Front Left, Front Right, All.
p
“All” is not available when “Network Mode” is selected as
the speaker mode.
Adjusting the speaker output
levels nely
Fine adjustments of the speaker output level can be made by
listening to audio output.
p
This function is available when “Subwoofer” is set to “On”.

Using the subwoofer output on page 40
1 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
2 Touch [Speaker Level].
3 Touch or to select the listening position
if necessary.
The following items are available:
Off (default), Front, Front Left, Front Right, All.
p
“All” is not available when “Network Mode” is selected as
the speaker mode.
p
If you change the listening position setting, the output
levels of all the speakers will change in conjunction with the
setting.
4 Touch or to adjust the speaker output
level.
p “–24” dB to “10” dB is displayed as the distance to be cor-
rected is increased or decreased.
The following speakers are available:
Front Left, Front Right, Rear Left, Rear Right, Subwoofer
 To use this function, the vehicle’s acoustics must
be measured in advance.
Adjusting the time alignment
By adjusting the distance from each speaker to the listening
position, time alignment is able to correct the time required for
sound to reach the listening position.
1 Measure the distance between the head of the
listener and each speaker unit.
2 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
3 Touch [Time Alignment].
4 Touch or to select the listening position
if necessary.
The following items are available:
Off (default), Front, Front Left, Front Right, All.
p
“All” is not available when “Network Mode” is selected as
the speaker mode.
p
If you change the listening position setting, the output
levels of all the speakers will change in conjunction with the
setting.
5 Touch or to input the distance between
the selected speaker and the listening position.
p You can input the value every 2.5 cm (between 0 and 350
cm).
The following speakers are available:
Front Left, Front Right, Rear Left, Rear Right, Subwoofer
 If you touch [TA On], the time alignment is turned
off mandatorily.

This function is available only when the listening
position setting is set to “Front Left” or “Front
Right”.

To use this function, the vehicle’s acoustics must
be measured in advance.
Switching the time alignment
preset
1 Display the “Audio” setting screen.
 Displaying the “Audio” setting screen on page 40
2 Touch [Time Alignment Preset].
3 Touch the item.
● Initial (default):
Sets to the initial setting value.
●
ATA:
Reflects the result of “A-EQ&TA Measurement” to the
setting value.
●
Off:
Resets all setting values to 0.
●
Custom:
Sets to the value adjusted at “Time Alignment”.
p
When you adjust the time alignment, the preset item will
switch automatically to “Custom”.
p
“Custom” can be selected only when the listening position is
set to “Front Left” or “Front Right”.
< CRB4933-A >
Audio adjustments