Volvo S40 Owner's Manual page 212

1 –
• SUBWOOFER Bass speaker level. The
subwoofer must be activated before
adjustment is possible. See page 211.
2
• – Centre speaker level. Three
CENTRE
channel stereo or Pro Logic II must be
activated before adjustment is possible.
See page 211.
2
• SURROUND – Surround sound level.
Pro Logic II must be activated before
adjustment is possible. See page 211.
Activating/deactivating the subwoofer
– Press MENU and then ENTER .
– Scroll to and press
Audio settings
ENTER .
– Scroll to and press ENTER.
Subwoofer
Surround
2
Surround settings govern the spa-
tial perception of the sound. Set-
tings and activating/deactivating
are separate for each audio source.
The Dolby icon in the display indicates that
Dolby Pro Logic II is active. There are three
different settings for surround sound:
• Pro Logic II
• 3 channel
• Off – 2-channel stereo.
1
Option.
2
Premium Sound.
Activating/deactivating surround sound
– Press MENU and then ENTER.
– Scroll to Audio settings and press
ENTER.
– Scroll to Surround FM/AM/CD/AUX
press ENTER.
3
– Scroll to Pro Logic II , 3 channel
and press ENTER.
Equalizer front/rear
4
The equalizer can be used to adjust different
frequency bands separately.
Adjusting equalizer
– Press MENU and then ENTER.
– Scroll to Audio settings and press
ENTER.
– Scroll to or
Equalizer front Equalizer rear
and press ENTER.
The graphic on the display indicates the
audio level of the frequency in question.
– Adjust the level with TUNING (4) or up/
down on the navigation button. Additional
frequencies can be selected using left/
right on the navigation button.
– Use ENTER to save or EXIT to close.
3
Not available in AM and FM mode.
4
Certain audio systems.
10 Infotainment system
Automatic volume control
The auto volume control function allows the
audio volume to increase as the speed of the
car increases. There are three levels to
5
choose from : Low, Medium and High
and
Adjusting automatic volume control
or Off
– Press MENU and then ENTER.
– Scroll to Audio settings
ENTER.
– Scroll to Automatic volume control
press ENTER.
– Scroll to Low, Medium
ENTER.
Optimum sound reproduction
The audio system is calibrated for optimum
sound reproduction by means of digital sig-
nal processing. This calibration takes into
account loudspeakers, amplifiers, passen-
ger compartment acoustics, listener position
etc. for each combination of car model and
audio system. There is a also a dynamic cali-
bration that takes into account the position of
the volume control, radio reception and vehi-
cle speed. The controls explained in these
operating instructions, e.g.
Equalizer , are only intended for the user to
be able to adapt the sound reproduction
according to personal taste.
5
Not Performance Sound.
Audio functions
10
.
and press
and
or High and press
Bass , Treble and
211