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MMCS TSB Revision CHASSIS ELECTRICAL 54A-541 Inspection Procedure 9: Image of a DVD is played, but no sound is played. CAUTION Before replacing the ECU, ensure that the power . COMMENTS ON TROUBLE SYMPTOM The DVD or the multivision display may be defective. . PROBABLE CAUSES • Defective DVD • The multivision display may be defective DIAGNOSIS STEP 1. Check whether other sounds are server is used. (2) Check if the sound is output when the radio is used. (3) Check if the sound is output when a CD is used. Q: Is sound other than DVD emitted? YES : Go to Step 2. NO : Diagnose the MMCS. (Refer to .) STEP 2. Check a DVD to be inserted. Q: Is sound data recorded in the DVD? YES : Go to Step 3. NO : Use a DVD containing sound data. STEP 3. Check the DVD. Q: Is the check result normal? YES : Go to step 4. NO : Clean the disk, use a disk without scratches STEP 4. Temporarily replace the DVD with Q: Is the check result normal? YES : Replace the used DVD. NO : Go to step 5. STEP 5. Check the service data log for the MMCS service mode. (Refer to .) (2) Check if the service data log for drive and HDD is displayed. Q: Is the service data log displayed? YES (The service data log for drive is displayed.) : Check for foreign materials or condensation. YES (The service data log for HDD is displayed.) : Abnormalities relating to high or low NO : Go to step 6. STEP 6. Perform "Network/Connect Line Check" MMCS service mode. (Refer to (2) Check if "DVD Drive OK" is displayed. Q: Is the check result normal? YES : Go to step 7. NO : Go to step 8. STEP 7. Check the playing method. Q: Is the check result normal? YES : The procedure is complete. NO : Go to step 8. |