2007 Volvo S40 Owner's Manual - Page 185
2007 Volvo S40 Manual
Page 185 highlights
Steering wheel keypad (option ) The four buttons on the steering wheel keypad can be used to control the audio system. The steering wheel keypad can be used to adjust volume, shift between preset stations and change CD tracks. Press one of the two left-hand buttons briefly to change to the next/previous preset radio station, or to go to the next/previous track on a CD. Press and hold down these buttons to search within a track on a CD. Daytime/twilight display In daylight the information is displayed against a light background. In darkness it is displayed against a dark background. Sound settings 1. Press SOUND (5). Press this button repeatedly until you come to the setting that you wish to change. 2. Turn the TUNING dial (4) to make the desired setting. The following settings can be made: BASS-set the bass level TREBLE-set the treble level BALANCE-set the left/right sound balance FADER-set the front/rear sound balance SUBWOOFER (accessory)-set the level for the subwoofer (bass speaker) CENTER 1 -make settings for the center speaker SURROUND 1 -make settings for surround sound 1 Premium Sound System only Subwoofer (accessory) To switch the subwoofer on or off: 1. Press MENU followed by ENTER . 2. Select AUDIO SETTINGS and press ENTER .