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AV-636 < SYMPTOM DIAGNOSIS > [COLOR DISPLAY - W/BOSE & NAVI] MULTI AV SYSTEM SYMPTOMS Stop diagnosis here. If the customer still wants the feature to function. they will need to get an approved phone showing the feature as "Y"(compatible) in the "Basic features" list. d. If the feature related to the customer’s concern shows as "Y" (compatible): Perform diagnosis as per the following table. Trouble Diagnosis Chart by Symptom RELATED TO RGB IMAGE Trouble Diagnosis Chart by Symptom RELATED TO VOICE CONTROL Trouble Diagnosis Chart by Symptom Symptoms Check items Probable malfunction location Does not recognize cellular Repeat the registration of cellular phone. AV control unit malfunction. . Hands-free phone cannot be • Hands-free phone operation can be made, but the communication cannot • Hands-free phone operation can be performed, however, voice between The other party's voice cannot Check the “microphone speaker” in In- Originating sound is not heard Sound operation function is normal. Sound operation function does not work. Microphone signal circuit malfunction. . The system cannot be operat- • The voice recognition can be controlled. DOWN”, “ ” switch works, but “ ” it does not work. Steering switch malfunction. Replace steering wheel. AV-667, "Removal and Installation" • The voice recognition can be controlled. ”, ”VOL UP”, “VOL DOWN”, “ ” switches do not work. Steering switch signal B circuit malfunction. . All steering switches do not work. Steering switch ground circuit malfunction. . Symptoms Check items Probable malfunction location RGB image is not shown. — RGB digital image signal circuit malfunction. Symptoms Check items Probable malfunction location The voice cannot be controlled Voice sounds at “Voice Microphone Test” AV control unit malfunction. Voice does not sound at “Voice Micro- Microphone circuit malfunction. . |