2008 Saturn Astra Owner's Manual - Page 133

Infotainment Ignition Logic 6-11 When this feature is enabled it turns the audio system on or off when the ignition is turned on or off. To turn the audio system on or off with the Ignition Logic: • Press R or Z to turn the audio system on. Press R to turn the audio system off when the Ignition Logic system is disabled and the ignition is ON/RUN. CDC 40 • For vehicles with OnStar®, the audio system will only turn off if the ignition is OFF and OnStar is not in use when the Ignition Logic system is enabled. System Operation R (Volume/Power): Press to turn the system on or off. Turn to increase or decrease the volume. BC (Board Computer): Press to use the Board Computer, see DIC Warnings and Messages (Base and Uplevel Systems) on page 4-37. [ (Multifunction Knob): Turn to select a menu item, press to enable or disable a menu item Four-way Switch): Press to select menu options. SOUND: Press to enter the sound settings menu and go to the next page in sound settings. SETTINGS: Press to adjust system and sound settings.