Mazda 2006 MX-5 - Auto Level Control (Alc) Function [Without Bose]; Auto Level Control (Alc) Operation [Without Bose]

ENTERTAINMENT
09–20–8
AUTO LEVEL CONTROL (ALC) FUNCTION [WITHOUT BOSE]
E5U092066900N03
• Adjusts the audio volume so that the sound is balanced against wind and road noise while driving.
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AUTO LEVEL CONTROL (ALC) OPERATION [WITHOUT BOSE]
E5U092066900N08
• The audio unit changes the volume automatically based on the vehicle speed signal sent from the instrument
cluster.
.
• The ALC function is divided into seven modes that can be used effectively to match the driving conditions.
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5
43 6
1
2
3 4
5
7
HIGHER VEHICLE SPEED
LOWER VEHICLE SPEED
2
1
E5U920ZS5106
1 Audio unit (base unit)
2 Vehicle speed signal
3 ALC circuit
4 Power amplifier
5 Speaker
6 Higher volume
7 Normal volume
Mode Condition
ALC function cancelled
Convertible top close
Outside road noise low
Outside road noise slightly high
Outside road noise high
Convertible top open
Outside road noise low
Outside road noise slightly high
Outside road noise high