Subaru Forester Manuals 2014 Forester Navigation System Manual | Page 201

Basic Operation I Setting the Automatic Sound Levelizer (Only for type B) The Automatic Sound Levelizer (ASL) function detects the noise level inside the vehicle as it changes according to the driving speed and road conditions, and automatically increases the audio volume when the noise increases. 1 On the Sound Settings screen, touch High (High), Mid (Mid), Low (Low) or Of b