NAVIGATION SYSTEM(for Navigation Receiver Type) Data Signal Circuit between Navigation Receiver Assembly 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 navigation receiver assembly via this circuit.

WIRING DIAGRAM

A005EMYE22
*a (Shielded)
*b No. 1 Stereo Jack Adapter Assembly
*c Navigation Receiver Assembly
*d Data Signal (USB Communication Line)

PROCEDURE


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


    1. Disconnect the L176 navigation receiver assembly connector.

    2. Disconnect the L174 No. 1 stereo jack adapter assembly connector.

    3. A005A4UE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Navigation Receiver Assembly)

      *b

      Front view of wire harness connector

      (to No. 1 Stereo Jack Adapter Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L174-2 (UDO-) - L176-2 (US1-) Always Below 1 Ω
      L174-3 (UDO+) - L176-3 (US1+) Always Below 1 Ω
      L174-5 (UJSS) - L176-5 (UJSS) Always Below 1 Ω
      L174-2 (UDO-) - Body ground Always 10 kΩ or higher
      L174-3 (UDO+) - Body ground Always 10 kΩ or higher
      L174-5 (UJSS) - Body ground Always 10 kΩ or higher

    OK
    NG