2010 Toyota Avalon Owners Manual - Page 259

3 -2 . U sing t he a udio syst e m Opt im a l use of t he a udio syst e m Displays the current mode Changes the following setting • Sound quality and volume balance (→P. 237) The sound quality and balance setting can be changed to produce the best sound. • Automatic Sound Levelizer ON/OFF (→P. 237) Using the AUDIO CONTROL function