Mute Signal Circuit between Disc Player Changer and Television Display Assembly

AUDIO / VIDEO: REAR SEAT ENTERTAINMENT SYSTEM: Mute Signal Circuit between Disc Player Changer and Television Display Assembly
- Mute Signal Circuit between Disc Player Changer and Television Display Assembly

DESCRIPTION

The navigation receiver assembly or radio receiver assembly controls the volume according to the mute signal from the disc player assembly.

The mute signal is sent to reduce noise and popping sounds generated when switching the mode, etc.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK TELEVISION DISPLAY ASSEMBLY

(a) Disconnect the U1 television display assembly connector.

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





Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (VIDEO TERMINAL - TELEVISION DISPLAY)

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

2. CHECK HARNESS AND CONNECTOR (VIDEO TERMINAL - TELEVISION DISPLAY)

(a) Disconnect the D70 disc player assembly connector.

(b) Disconnect the U1 television display assembly connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE DISC PLAYER ASSEMBLY Removal