Inspection Procedure 9: Image of a DVD (Video Disk) is Played, but no Sound is Played.


COMMENTS ON TROUBLE SYMPTOM


The DVD (video disk) or the audio visual navigation unit may be defective.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE

STEP 1. Check whether other sounds are emitted.
Check whether sound other than DVD (video disk) is emitted.

Q. Is sound other than DVD (video disk) emitted?
Go to Step 2.
Refer to "Inspection Procedure 2: No Sound is Head ."

STEP 2. Check a DVD (video disk) to be inserted.
Check whether sound data is recorded in the DVD (video disk).

Q. Is sound data recorded in the DVD (video disk)?
Go to Step 3.
Use a DVD (video disk) containing sound data.

STEP 3. Confirmation in MMCS service mode
Perform "Network/Connect Line Check" in the MMCS service mode, and check whether "OK" is displayed under "DVD drive" (Refer to ).

Q. Is "OK" displayed under "DVD drive" item?
Go to Step 4.
Replace the audio visual navigation unit.

STEP 4. Check a scene to be played.
Check whether the scene accompanies sound.

Q. Does the scene accompany sound?
Go to Step 5.
Confirm by playing a sound-free scene.

STEP 5. Check how the DVD is played.
Check whether the disk was played at normal speed (not rewinded, fast-forwarded, slow, or pause).

Q. Was the disk played at normal speed (not rewind, fast-forward, slow, or pause)?
Replace the audio visual navigation unit.
Play the disk at normal speed.