From 08/2009

NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for DVD): DVD Image Signal Circuit between Navigation ECU and Multi-display
- DVD Image Signal Circuit between Navigation ECU and Multi-display

DESCRIPTION

This circuit sends a DVD image signal from the display and navigation module display to the multi-display assembly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR

(a) Disconnect the display and navigation module display connector.





(b) Disconnect the multi-display assembly connector.





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

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

2. INSPECT DISPLAY AND NAVIGATION MODULE DISPLAY

(a) Reconnect the display and navigation module display connector.





(b) Measure the waveform according to the table below.





Oscilloscope waveform





NOTICE:
The video waveform changes according to the image output from the display and navigation module display to multi-display assembly, but the synchronization signal does not change.

Text in Illustration





NG -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table