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

A01NEDWE01

INSPECTION PROCEDURE

PROCEDURE


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


    1. A01NF19E05

      Disconnect the multi-display controller sub-assembly connector.

    2. A01NHUZE01

      Disconnect the headphone terminal LH connector.

    3. A01ND53E01

      Disconnect the headphone terminal RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      P9-13 (HP2R) - U8-1 (HP2R) Always Below 1 Ω
      P9-15 (HP2L) - U8-2 (HP2L) Always Below 1 Ω
      P9-14 (SG2) - U8-3 (SGN2) Always Below 1 Ω
      P9-9 (HP1R) - U6-1 (HP1R) Always Below 1 Ω
      P9-11 (HP1L) - U6-2 (HP1L) Always Below 1 Ω
      P9-10 (SG1) - 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
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Multi-display Controller Sub-assembly)
      *2

      Front view of wire harness connector

      (to Headphone Terminal LH)
      *3

      Front view of wire harness connector

      (to Headphone Terminal RH)

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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