Usage Precautions
Handling Discs with Care:
Before using discs, carefully read through the Operating Instructions, the instructions for handling the discs, and whatever is written on the disc packaging.
If the discs are not handled properly, they may become dirty or scratched, the writing speed may be reduced or data may not be recorded or played back properly. Other damage may result including drive failures.
Keep the following precautions. 
Do not touch the data surface.
Keep the disc surfaces clean and free from dirt, dust and fingerprints, and do not allow them to become scratched.
Do not write on the surface of the disc with a ballpoint pen or other writing instrument nor paste any paper to it.
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Do not drop, bend, or place heavy objects on top of discs.
Do not place or store discs in locations exposed to heat, direct sunlight, humidity or dust.
If the disc is brought from a cold into a warm environment, moisture may form on the disc. Wipe this moisture off with a soft, dry,
When discs are not actually being used, make sure to keep them inside their protective cases or cartridges.
If the disc becomes dirty, clean it with the followings.
To remove dirt from a disc
<For
Wipe a disc with a dry, soft cloth from the center toward the edges.
If the disc heavily gets dirty, wipe a disc
with a moist, soft cloth from the center toward the edges, and then wipe it again with a dry cloth to take up remaining moisture.
<For recordable/rewritable discs>
Use the Panasonic disc cleaner to clean these discs.
Do not use a cloth, CD cleaners or any other such cleaners under any circumstances.
How to hold the disc
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