REAR SEAT ENTERTAINMENT SYSTEM Sound Signal Circuit between Multi-display Controller and Head-phone Terminal

DESCRIPTION

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

WIRING DIAGRAM

A019LOCE03

INSPECTION PROCEDURE

PROCEDURE


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


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

    2. Disconnect the U8 headphone terminal LH connector.

    3. Disconnect the U6 headphone terminal RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      P46-7 (HP2R) - U8-1 (HP2R) Always Below 1 Ω
      P46-9 (HP2L) - U8-2 (HP2L) Always Below 1 Ω
      P46-8 (SLD6) - U8-3 (SGN2) Always Below 1 Ω
      P46-3 (HP1R) - U6-1 (HP1R) Always Below 1 Ω
      P46-5 (HP1L) - U6-2 (HP1L) Always Below 1 Ω
      P46-4 (SLD5) - U6-3 (SGN1) Always Below 1 Ω
      U8-1 (HP2R) - Body ground Always 10 kΩ or higher
      U8-2 (HP2L) - Body ground Always 10 kΩ or higher
      U8-3 (SGN2) - Body ground Always 10 kΩ or higher
      U6-1 (HP1R) - Body ground Always 10 kΩ or higher
      U6-2 (HP1L) - Body ground Always 10 kΩ or higher
      U6-3 (SGN1) - 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