4ConventionsThe following symbols are used in this manual to explain procedures, restrictions, handling precautions, andinstructions that should be observed for safety.WARNINGIndicates a warning concerning operations that may lead to death or injury to persons if notperformed correctly. In order to use the machine safely, always pay attention to these warnings.CAUTIONIndicates a caution concerning operations that may lead to injury to persons, or damage toproperty if not performed correctly. In order to use the machine safely, always pay attention tothese cautions.DISC SECURITYIndicates a precaution that you must observe to ensure that data recorded on a disc is safelymanaged.IMPORTANTIndicates operational requirements and restrictions. Be sure to read these items carefully in orderto operate the machine correctly, and to avoid damage to the machine.NOTEIndicates a clarification of an operation, or contains additional explanations for a procedure.Reading these notes is highly recommended.