Volvo C70 Owner's Manual page 251

NOTE
•
Dolby Surround Pro Logic II is only
available on the Premium Sound sys-
tem.
•
When listening to FM radio stations,
Dolby Surround Pro Logic II functions
best in areas with strong reception. If
reception is weak, selecting 2 or 3-
channel stereo may provide better
sound quality.
The Dolby symbol will appear in the display
when Dolby Pro Logic II is activated.
There are three alternative settings:
•
Pro Logic II
•
3-channel
•
Off (normal 2-channel stereo)
Dolby Surround Pro Logic II distributes the
stereo sound's two channels to the left, center,
right and rear speakers, making sound repro-
duction more authentic than ordinary two-
channel stereo.
Dolby Surround Pro Logic II and the Dolby
symbol are trademarks of Dolby
Laboratories Licensing Corporation.
3 Default setting.
The Dolby Surround Pro Logic II System is
manufactured under licence from Dolby
Laboratories Licensing Corporation.
Activating/deactivating Surround sound
1. Press MENU followed by ENTER.
2. Select
SUBWOOFER in the menu and
press ENTER.
3. Select Surround SURROUND AM
SURROUND FM / SURROUND CD
SURROUND AUX and press ENTER.
4. Select Dolby Pro Logic II
, 3-channel
stereo or Off and press ENTER.
Equalizer Front/Rear
This function is used to fine-tune the sound
level for different frequencies separately.
NOTE
This function is only available on certain
sound systems.
To adjust the equalizer settings:
1. Press MENU followed by ENTER.
2. Select AUDIO SETTINGS in the menu and
press ENTER.
3. Select Equalizer front...
rear... and press ENTER.
The column in the display indicates the sound
level for the current frequency.
•
Adjust the level with the TUNING dial (4),
or use the Up/Down arrows. Additional fre-
quencies can be selected with the Right/
Left arrows.
/
•
Save the settings by pressing ENTER or
/
exit without saving by pressing EXIT.
Automatic sound control
The audio system's volume is adjusted auto-
matically according to the speed of the vehicle.
There are three settings available, which deter-
mine the level of volume compensation:
•
Low
•
3
Medium
•
High
To set the automatic sound level:
1. Press MENU followed by ENTER.
2. Select AUDIO SETTINGS
press ENTER.
3. Select Auto. volume control...
menu and press ENTER.
10 Audio
Audio functions
/ Equalizer
10
in the menu and
in the
249