Mute Signal Circuit Between Stereo Component Amplifier and Telematics Transceiver

AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (w/ Multi-display): Mute Signal Circuit between Stereo Component Amplifier and Telematics Transceiver
- Mute Signal Circuit between Stereo Component Amplifier and Telematics Transceiver

DESCRIPTION

The telematics transceiver sends a mute signal to the stereo component amplifier assembly.

The stereo component amplifier assembly controls the volume according to the mute signal from the telematics transceiver.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT TELEMATICS TRANSCEIVER

(a) Measure the voltage according to the value(s) in the table below.





Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - TELEMATICS TRANSCEIVER)

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

2. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - TELEMATICS TRANSCEIVER)

(a) Disconnect the R34*1 or H10*2 stereo component amplifier assembly connector.

*1: for DVD Changer Model

*2: for CD Changer Model

(b) Disconnect the G56 telematics transceiver connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for DVD Changer Model
for CD Changer Model










NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. INSPECT STEREO COMPONENT AMPLIFIER ASSEMBLY

(a) Measure the voltage according to the value(s) in the table below.





Standard Voltage:

for DVD Changer Model
for CD Changer Model










Text in Illustration





Result





B -- REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Removal

C -- REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Removal

A -- REPLACE TELEMATICS TRANSCEIVER Removal