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AV RGB DIGITAL IMAGE SIGNAL CIRCUIT AV-145 < DTC/CIRCUIT DIAGNOSIS > [BOSE AUDIO WITH NAVIGATION] C D E F G H I J K L M B A O P RGB DIGITAL IMAGE SIGNAL CIRCUIT Description INFOID:0000000009163407 Transmit the image displayed with AV control unit with RGB digital image signal to the display unit. Diagnosis Procedure INFOID:0000000009163408 1. CHECK CONTINUITY RGB DIGITAL IMAGE 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 DIGITAL IMAGE SIGNAL 1. Connect 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. NO >> Replace AV control unit. Display unit AV control unit Continuity Connector Terminals Connector Terminals M397 27 M396 157 Existed 28 158 Display unit Ground Continuity Connector Terminals M397 27 Not existed 28 (+) ( − ) Condition Voltage (Approx.) Display unit Connector Terminal M397 27 Ground — 3.3 V 28 Revision: 2012 November 2014 GT-R |