Lexus CT200h Owner's Manual page 366

3-2. Using the audio system
Turning the Automatic Sound Levelizer (ASL) on/off
Turning
terclockwise turns off the ASL.
ASL automatically adjusts the volume and tone quality according to the noise
level as you drive your vehicle.
366
CT200h_U (OM76040U)
clockwise turns on the ASL, and turning coun-