Toyota Sienna Service Manual: Sound Signal Circuit between Video Terminal and Television Display
This is the sound signal circuit from the video (video adapter) terminal to the television display assembly.
1 CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY ASSEMBLY - VIDEO TERMINAL)
- Disconnect the connectors from the video (video adapter) terminal and television display assembly.
- Measure the resistance according to the value(s) in the table below.
2 INSPECT VIDEO TERMINAL
- Reconnect the video (video adapter) terminal connector.
- Using an oscilloscope, check the signal waveform between each terminal and body ground according to the conditions, as shown in the chart.
HINT: An external device system is playing (When the video (video adapter) terminal is used).