viiiPrefaceThank you for purchasing the Canon imageRUNNER 2545i/2530i/2525/2520. Please readthis manual thoroughly before operating the machine to familiarize yourself with itscapabilities, and to make the most of its many functions. After reading this manual, store it ina safe place for future reference.How to Use This ManualSymbols Used in This ManualThe following symbols are used in this manual to explain procedures, restrictions,handling precautions, and instructions that should be observed for safety.WARNING Indicates a warning concerning operations that may lead to death orinjury to persons if not performed correctly. To use the machine safely,always pay attention to these warnings.CAUTION Indicates a caution concerning operations that may lead to injury topersons if not performed correctly. To use the machine safely, always payattention to these cautions.IMPORTANT Indicates operational requirements and restrictions. Be sure to readthese items carefully to operate the machine correctly, and avoiddamage to the machine or property.NOTE Indicates a clarification of an operation, or contains additionalexplanations for a procedure. Reading these notes is highlyrecommended.Indicates an operation that must not be performed. Read these itemscarefully, and make sure not to perform the described operations.