Component Tests and General Diagnostics

DVD IMAGE SIGNAL CIRCUIT


Description

The DVD player transmits the playback DVD image signal to the video distributor. The video distributor receives the image signal from the DVD player, and auxiliary input jack, and then transmits it to the front display unit and rear display.




DVD IMAGE SIGNAL CIRCUIT


Diagnosis Procedure

1.CHECK CONTINUITY DVD IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect DVD player connector and video distributor connector.
3. Check continuity between DVD player harness connector and video distributor harness connector.





4. Check continuity between video distributor harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK DVD IMAGE SIGNAL
1. Connect DVD player connector and video distributor connector.
2. Turn ignition switch ON.
3. Check signal between video distributor harness connector and ground using an oscilloscope.





Is the inspection result normal?
YES - Replace video distributor.
NO - Replace DVD player.