Toyota RAV4 manuals

Toyota Sienna Service Manual: Display Signal Circuit between Video Terminal and Television Display

Toyota Sienna Service Manual / Audio / visual / Rear seat entertainment system / Terminals of ECU / Display Signal Circuit between Video Terminal and Television Display

DESCRIPTION

This is the display signal circuit from the video terminal to the television display assembly.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY ASSEMBLY - VIDEO TERMINAL)

CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY ASSEMBLY - VIDEO TERMINAL)

  1. Disconnect the connectors from the video terminal and television display assembly.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 INSPECT VIDEO TERMINAL

INSPECT VIDEO TERMINAL

  1. Reconnect the video (video adapter) terminal connector.
  2.  Measure the waveform according to the table below.

OK

OK

HINT: The waveform pattern may differ from that shown in the illustration below due to differences in oscilloscope setting. A normal video terminal operating condition can be determined if any waveform is output.

INSPECT VIDEO TERMINAL

  1. Oscilloscope waveform
  1.  Terminal: NTSC - Body ground
    Setting: 200mV/DIV, 10 μs/DIV
    Condition: DVD display is ON.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

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