2010 Toyota Matrix Owners Manual - Page 221

3-2. Using the audio system Using the steering wheel audio switches∗ Some audio features can be controlled using the switches on the steering wheel. Volume Radio: Select radio stations CD: Select tracks, files (MP3 and WMA) and discs Power on/off, select audio source 3 Turning on the power Interior features Press when the audio system is turned off. down until you The audio system can be turned off by holding hear a beep. ∗: If equipped 203