REAR SEAT ENTERTAINMENT SYSTEM Sound Signal Circuit between Multi-display Controller and Television Display

DESCRIPTION

This is the sound signal circuit from the multi-display controller sub-assembly to the television display assembly.

WIRING DIAGRAM

A019MZXE03

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY - TELEVISION DISPLAY ASSEMBLY)


    1. Disconnect the P46 multi-display controller sub-assembly connector.

    2. Disconnect the a17 television display assembly LH connector.

    3. Disconnect the Z21 television display assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      P46-18 (L1+) - Z21-3 (L1+) Always Below 1 Ω
      P46-19 (L1-) - Z21-4 (L1-) Always Below 1 Ω
      P46-16 (R1+) - Z21-1 (R1+) Always Below 1 Ω
      P46-17 (R1-) - Z21-2 (R1-) Always Below 1 Ω
      P46-23 (L2+) - a17-3 (L2+) Always Below 1 Ω
      P46-24 (L2-) - a17-4 (L2-) Always Below 1 Ω
      P46-21 (R2+) - a17-1 (R2+) Always Below 1 Ω
      P46-22 (R2-) - a17-2 (R2-) Always Below 1 Ω
      P46-18 (L1+) - Body ground Always 10 kΩ or higher
      P46-19 (L1-) - Body ground Always 10 kΩ or higher
      P46-16 (R1+) - Body ground Always 10 kΩ or higher
      P46-17 (R1-) - Body ground Always 10 kΩ or higher
      P46-15 (SLD1) - Body ground Always 10 kΩ or higher
      P46-23 (L2+) - Body ground Always 10 kΩ or higher
      P46-24 (L2-) - Body ground Always 10 kΩ or higher
      P46-21 (R2+) - Body ground Always 10 kΩ or higher
      P46-22 (R2-) - Body ground Always 10 kΩ or higher
      P46-20 (SLD2) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here