2009 Volvo XC90 Owner's Manual - Page 240

10 Audio Audio system controls NOTE 10 Setting Center speaker level Surround sound level Sound level for the center speaker can only be set if Dolby Pro Logic II (DPL II) or threechannel stereo (3-CH) is selected in the menu. Shown in the display CENTER (Premium Sound system only) SURROUND (Premium Sound system only) Use the following instructions to select PRO LOGIC II, 3-CHANNEL, or to turn these functions off. See also the menu structure on page 252. 1. Select AUDIO SETTINGS in the menu and press ENTER. 2. Select CD SURROUND and press ENTER. 3. Select PRO LOGIC II, 3-CHANNEL, or OFF and press ENTER. 4. The symbol PL II is displayed when Pro Logic II is selected. 5. 3-CH is displayed when 3-channel stereo is selected. 6. OFF indicates normal stereo mode. Dolby noise reduction is manufactured under license from Dolby Laboratories Licensing Corporation. "Dolby Surround Pro Logic II", and the doubleD symbol are trademarks of Dolby Laboratories Licensing Corporation. Dolby Surround Pro Logic II is manufactured under licence from Dolby Laboratories Licensing Corporation. Sound level for the subwoofer can only be set if SUBWOOFER is selected in the menu (activated). Setting Bass Treble Balance between the right and left speakers Balance between the front and rear speakers Bass speaker level Shown in the display BASS TREBLE BALANCE SURROUND MODE Surround sound settings are used to balance sound levels throughout the vehicle. Surround settings for the various sound sources are made separately. There are three settings for surround sound. FADER • PRO LOGIC II • 3-CHANNEL • OFF (2-channel stereo) The symbol in the display indicates that Dolby Surround Pro Logic II is activated. SUBWOOFER (option) • Dolby Surround Pro Logic II functions in CD mode only. • 2-channel stereo is recommended for AM/ FM radio broadcasts. • Dolby Surround Pro Logic II is only available on the highest level audio system - Premium Sound. 240