Whenever the multivision display
is replaced, ensure that the power supply circuit and the earthing circuit are normal. (Check
that the voltage is 10 V or more.)
COMMENTS ON TROUBLE SYMPTOM
The CD/DVD or the multivision display may be defective.
PROBABLE CAUSES
Defective CD/DVD
Malfunctions of multivision display
DIAGNOSIS PROCEDURE
STEP 1. Check if the error message is displayed on the
monitor.
(Refer to .)
Q.
Is the error message displayed on the monitor?
YES : Refer to error massage (refer to ), take
necessary steps. If the CD or DVD is still not be played, go to Step 2.
Go to Step 2.
STEP 2. Check the CD/DVD insertion surface.
Check that the CD/DVD is inserted with the correct surface facing up.
Q.
Is the check result normal?
Go to Step 3.
Check the disc insertion surface, and reinsert the disc. (In case of a single-sided disc,
insert it with its label facing upward.)
STEP 3. Check the CD/DVD.
Check that the DVD has the correct region code.
Check if the CD corresponds with the multivision display.
Q.
Is the check result normal?
Go to Step 4.
Use a DVD with a correct region code. Or, use a CD corresponds with the multivision display.
STEP 4. Check the CD/DVD.
Check that the CD/DVD is free of dirt or scratch.
Q.
Is the check result normal?
Go to Step 5.
Clean the disc, use a disc without scratches and burrs, or remove the burrs from
the disc, and then reinsert the disc.
STEP 5. Temporarily replace the CD /DVD with another CD or
DVD, and check the trouble symptom.
Check that the new CD/DVD is played normally when it is inserted.
Q.
Is the check result normal?
Replace the used CD/DVD.
Go to Step 6.
STEP 6. Temporarily replace the multivision display, and check the
trouble symptom.
After temporary replacement of the multivision display, check that the new CD/DVD
is played normally when it is inserted.