REAR SEAT ENTERTAINMENT SYSTEM (for Seatback) Sound Signal Circuit between Multi-display Controller and Television Display

DESCRIPTION

This is the sound signal circuit between the multi-display controller sub-assembly and the television display assembly RH and LH.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

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

   
   

   1. Disconnect the L55 multi-display controller sub-assembly connector.

   2. Disconnect the c60 television display assembly RH connector.

   3. Disconnect the c61 television display assembly LH connector.

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

      Standard Resistance
      for RH
      Tester Connection Condition Specified Condition L55-18 (L1+) - c60-3 (L1+) Always Below 1 Ω L55-19 (L1-) - c60-4 (L1-) Always Below 1 Ω L55-16 (R1+) - c60-1 (R1+) Always Below 1 Ω L55-17 (R1-) - c60-2 (R1-) Always Below 1 Ω L55-15 (SLD1) - c60-13 (SLD1) Always Below 1 Ω L55-18 (L1+) - Body ground Always 10 kΩ or higher L55-19 (L1-) - Body ground Always 10 kΩ or higher L55-16 (R1+) - Body ground Always 10 kΩ or higher L55-17 (R1-) - Body ground Always 10 kΩ or higher L55-15 (SLD1) - Body ground Always 10 kΩ or higher
      for LH
      Tester Connection Condition Specified Condition L55-23 (L2+) - c61-3 (L2+) Always Below 1 Ω L55-24 (L2-) - c61-4 (L2-) Always Below 1 Ω L55-21 (R2+) - c61-1 (R2+) Always Below 1 Ω L55-22 (R2-) - c61-2 (R2-) Always Below 1 Ω L55-20 (SLD2) - c61-13 (SLD2) Always Below 1 Ω L55-23 (L2+) - Body ground Always 10 kΩ or higher L55-24 (L2-) - Body ground Always 10 kΩ or higher L55-21 (R2+) - Body ground Always 10 kΩ or higher L55-22 (R2-) - Body ground Always 10 kΩ or higher L55-20 (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