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

DESCRIPTION

This is the display mode signal circuit between the multi-display controller sub-assembly to the television display assembly RH.

WIRING DIAGRAM

B004TA1E49
*a Multi-display Controller Sub-assembly
*b Television Display Assembly RH

PROCEDURE


  1. CHECK TELEVISION DISPLAY ASSEMBLY RH

    B004U3BC59
    *a

    Component with harness connected

    (Television Display Assembly RH)

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      L142-1 - Body ground Television display assembly ON Higher than 3.5 V
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE TELEVISION DISPLAY ASSEMBLY RH Click here

    OK

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


    1. Disconnect the L138 multi-display controller sub-assembly connector.

    2. Disconnect the L142 television display assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L138-9 (MD0) - L142-1 Always Below 1 Ω
      L138-9 (MD0) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR