2013 Toyota Highlander Navigation Manual - Page 196
2013 Toyota Highlander Manual
Page 196 highlights
AUDIO/VIDEO SYSTEM 3 "MODE" switch Push "MODE" switch to select an audio mode. Each push changes the mode sequentially if the desired mode is ready to use. To turn the audio/video system on, push the "MODE" switch. To turn the audio/video system off, push and hold the "MODE" switch until you hear a beep. 220