The Automatic Sound Levelizer (ASL) function automatically adjusts the audio system volume level in order to compensate for increased vehicle noise (vehicle noise tends to increase as vehicle speed increases). The ASL adjusts the volume level based on vehicle speed signals sent from the combination meter assembly.
What is Lexus automatic sound Levelizer?
Automatic Sound Levelizer – this can be turned on or off (but should always be on). When ASL is on, the system automatically adjusts the volume and tone quality according to vehicle speed in order to continually deliver a crisp sound regardless of ambient noise.Jun 21, 2018
What is automatic sound Levelizer Prius?
1 select “automatic sound levelizer”. Asl stands for auto sound levelling and essentially it adjusts the volume up/down in an attempt to counteract ambient noise going on in the car.
What does ASL mean for sound?
ASL is Automatic Sound Leveling, the same as your previous car's automatic volume control. There are 4 settings, LOW, MID, HIGH, and OFF. If you don't hear the difference, try setting it to MID or HIGH. You should hear the volume increase right as you pass 20 mph.Mar 30, 2009
What is ASL in Lexus?
ASL automatically adjusts the volume and tone quality according to the noise level as you drive your vehicle.
What does automatic sound Levelizer do Toyota?
When the audio sound becomes difficult to be heard due to road noise, wind noise, etc. during driving, the system adjusts to the optimum volume and tone quality ac- cording to the noise level. Click to see full answer.Jan 16, 2020
How do I increase the bass on my Prius?
Select Bass (low pitch sound), slide to enhance or reduce. Select Treble, slide to enhance or reduce. Select Fade, slide to adjust front/back speaker volume balance. Select Balance, slide to adjust left/right speaker volume balance.
What equalizer setting is best?
The best equalizer setting is one that is turned off or one that is set to “flat”, meaning that all dials are set to zero. Equalizers distort the sound of the original master recording. However, they can be useful as a last-resort when compensating for poor speakers or headphones.Nov 1, 2021
What is treble music?
Definition of treble (Entry 1 of 3) 1a : the highest voice part in harmonic music : soprano. b : one that performs a treble part also : a member of a family of instruments having the highest range. c : a high-pitched or shrill voice, tone, or sound.
What is mid audio setting?
Midrange covers the audible spectrum from 250 to 4,000 Hz, and includes instruments such as the guitar (275 Hz), flute (800 Hz) and piano (2,000 Hz). Finally, any treble sound falls between 4,000 and 20,000 Hz, but musical instruments typically can't surpass 12,000 Hz.Jul 13, 2018
What is a sound Levelizer?
The automatic sound levelizer (asl) monitors such varying noise and automatically increases the volume level, if the noise becomes greater. The treble, mid range and bass controls did almost nothing.