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

Sound Signal Circuit between Video Terminal and Television Display
DESCRIPTION This is the sound signal circuit from the video (video adapter) terminal to the television display assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK HARNESS AND CONNECTOR (TE ...

Television Display Power Source Circuit
DESCRIPTION This is the power source circuit to operate the television display assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT TELEVISION DISPLAY ASSEMBLY Disconnect the connec ...

Other materials:

On-vehicle inspection
1. INSPECT STEERING PAD (VEHICLE NOT INVOLVED IN COLLISION) Perform a diagnostic system check. With the steering pad installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the steering pad with a new one: Cuts, minute cracks or marked ...

ECU Power Source Circuit
DESCRIPTION This is the power source for the tire pressure warning ECU. WIRING DIAGRAM INSPECTION PROCEDURE NOTICE: When replacing the tire pressure warning ECU, read the transmitter IDs stored in the old ECU using the intelligent tester and write them down before removal. It is neces ...

Removal
1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working. 3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 4. REMOVE STEE ...

В© 2011-2019 Copyright www.tsienna.net