Owner's Manual

44
p This function is not available when adjusting the High
speaker.
Switching the rear speaker
output
p This function is available when “Standard Mode” is selected
as the speaker mode.
The default setting is “Rear”.
1 Turn the source off.
 Refer to Selecting a source on page 11
2 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
3 Touch [Rear Speaker Output].
4 Touch to switch “Rear” or “Subwoofer”.
Using BASS Boost
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
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.
The default setting is “Off”.
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Listening Position].
3 Touch the desired position to change the lis-
tening position.
The following items are available:
Off, Front-L, Front-R, Front, All.
p
“All” is not available when “Network Mode” is selected as
the speaker mode.
Displaying the “Audio” setting
screen
1 Press .
2 Touch , and then .
The “Audio” setting screen appears.
Using fader/balance adjustment
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Fader/Balance].
p Only the balance can be adjusted when “Network Mode” is
selected as the speaker mode. Touch [Balance] and skip to
step 4.
3 Touch or to adjust the front/rear speaker
balance.
p Set “Front” and “Rear” to “0” when using a dual speaker
system.
4 Touch or to adjust the left/right speaker
balance.

You can also set the value by dragging the point
on the displayed table.
Switching sound muting/
attenuation
You can automatically mute or attenuate the AV source volume
and the iPhone application volume when the navigation outputs
the guidance voice.
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Mute Level].
3 Touch the item.
 ATT (default):
The volume becomes 20 dB lower than the current volume.

Mute:
The volume becomes 0.

Off:
The volume does not change.
Adjusting source levels
SLA (source level adjustment) lets you adjust the volume level of
each source to prevent radical changes in volume when switch-
ing between sources.
p
Settings are based on the FM tuner volume level, which
remains unchanged.
p
This function is not available when the FM tuner is selected
as the AV source.
1 Compare the FM tuner volume level with the
level of the source.
2 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
3 Touch [Source Level Adjuster].
4 Touch or to adjust the source volume.
p If you directly touch the area where the cursor can be moved,
the SLA setting will be changed to the value of the touched
point.
p
“+4” to “–4” is displayed as the source volume is increased
or decreased.
p
The default setting is “0”.
Using the auto level control
This function corrects automatically the audio level difference
between the music files or the sources.
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Automatic Level Control].
3 Touch the item.
 Off (default):
Turns the auto level control setting off.

Mode1:
Corrects a little the audio level difference between the music
files or the sources (for the narrow dynamic range audio
signal).

Mode2:
Corrects widely the audio level difference between the
music files or the sources (for the wide dynamic range audio
signal).
Adjusting loudness
This function compensates for deficiencies in the low-frequency
and high-frequency ranges at low volume.
The default setting is “Off”.
p
This function is not available while you make or receive a call
using the hands-free function.
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Loudness].
3 Touch the item.
The following items are available:
Off, Low, Mid, High.
Setting the subwoofer output
This product is equipped with a subwoofer output mechanism,
which can be turned on or off.
The default setting is “On”.
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Subwoofer] to switch “On” or “Off”.
Adjusting the cutoff frequency
value
You can adjust the cutoff frequency value of each speaker.
The following speakers can be adjusted:
Standard Mode: Front, Rear, Subwoofer.
Network Mode: High, Mid, Subwoofer.
p
“Subwoofer Settings” is available only when “Subwoofer”
is “On”.

Refer to Setting the subwoofer output on page 44
1 Display the “Audio” setting screen.
 Refer to Displaying the “Audio” setting screen on page 44
2 Touch [Crossover] or [Subwoofer Settings].
3 Touch or to switch the speaker.
4 Drag the graph line to set the cutoff position.
5 Drag the lowest point of the graph to set the
cutoff slope.
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”.
When it is turned off, the high-pass filter or low-pass filter of
each speaker can also be turned on by touching the graph
lines.
Audio adjustments
44 < CRD4924-B >< CRD4924-B >
Audio adjustments Audio adjustments