Mute Signal Circuit (Radio and Navigation Assy-Navigation Voice Amplifier Assy)

MUTE SIGNAL CIRCUIT (RADIO AND NAVIGATION ASSY - NAVIGATION VOICE AMPLIFIER ASSY)

CIRCUIT DESCRIPTION

This circuit sends the signal to each component to mute noise. Because of that, noise produced by changing the sound source ceases.

In addition, this circuit is used to mute sound when the navigation system performs voice guide.

If there is an open in the circuit, noise can be heard from the speaker when changing the sound source. When the vehicle is equipped with the navigation system, audio sound keeps coming out from the speaker on the driver's side while the voice navigation is in operation.

Wiring Diagram:

Step 1-3:

INSPECTION PROCEDURE