Bose Audio Without Navigation

RGB SYNCHRONIZING SIGNAL CIRCUIT





Description
Transmit the RGB synchronizing signal to the display unit so as to synchronize the RGB image displayed with
AV control unit.




Diagnosis Procedure
1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.





4. Check continuity between display unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK RGB SYNCHRONIZING SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector and ground.





Is the inspection result normal?
YES - Replace display unit. Exploded View Bose Audio Without Navigation.
NO - Replace AV control unit. Exploded View Bose Audio Without Navigation.