Navigation (Twin Monitor)

AUX IMAGE SIGNAL CIRCUIT


Description

Transmits the image signal of external device from auxiliary input jacks to video distributor.




AUX IMAGE SIGNAL CIRCUIT


Diagnosis Procedure

1.CHECK CONTINUITY AUX IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect auxiliary input jacks connector and video distributor connector.
3. Check continuity between auxiliary input jacks harness connector and video distributor harness connector.





4. Check continuity between auxiliary input jacks harness connector and ground.





Is inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK AUX IMAGE SIGNAL
1. Connect auxiliary input jacks connector and video distributor connector.
2. Turn ignition switch ON.
3. Check signal between auxiliary input jacks harness connector and ground.





Is inspection result normal?
YES - Replace video distributor.
NO - Check that there is no malfunction in the external device.