2006 Toyota Sienna Owners Manual - Page 122

OTHER FUNCTIONS (iii) Setting the volume D Automatic volume settings for high speed You can set the volume one step up when the speed is over 80 km/h. (When it is under 70 km/h, previous volume is back.) Each time you touch "Adaptive Volume Control", you can switch on or off. D Initializing the settings You can initialize the settings. 1. Touch "Volume" to display the "Volume Setting" screen. Touch "Default". 2. Touch "-" or "+" to adjust the "Voice Volume" or "Ring Volume". Voice Volume . . Adjusting the other party's voice. Ring Volume ...Adjusting the ring volume. Touch "YES". 120