AUDIO AND VISUAL SYSTEM(for Radio and Display Type) Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio and display receiver assembly via this circuit.

WIRING DIAGRAM

for LHD

*a	Shielded
*b	No. 1 Stereo Jack Adapter Assembly
*c	Radio and Display Receiver Assembly

for RHD

*a	Shielded
*b	No. 1 Stereo Jack Adapter Assembly
*c	Radio and Display Receiver Assembly

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)

   
   

   1. Disconnect the D169*1 or D128*2 radio and display receiver assembly connector.

      
      

      • *1: for LHD

      • *2: for RHD

   2. Disconnect the D121 No. 1 stereo jack adapter assembly connector.

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition D169-2 (US1-) - D121-2 (UDO-) Always Below 1 Ω D169-3 (US1+) - D121-3 (UDO+) Always Below 1 Ω D169-2 (US1-) - Body ground Always 10 kΩ or higher D169-3 (US1+) - Body ground Always 10 kΩ or higher D169-5 (USG1) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition D128-2 (US1-) - D121-2 (UDO-) Always Below 1 Ω D128-3 (US1+) - D121-3 (UDO+) Always Below 1 Ω D128-2 (US1-) - Body ground Always 10 kΩ or higher D128-3 (US1+) - Body ground Always 10 kΩ or higher D128-5 (USG1) - Body ground Always 10 kΩ or higher

   
   

   OK

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

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR