xxiv• The laser beam can be harmful to human bodies. Since radiation emitted inside theproduct is completely confined within protective housings and external covers, thelaser beam cannot escape from the machine during any phase of user operation.Read the following remarks and instructions for safety.- Never open covers other than those instructed in the manuals.- Do not remove the following caution labels which are attached to the machine. If thelabels have been removed, contact your local authorized Canon dealer.- If the laser beam escapes from the machine, exposure may cause serious damageto your eyes.- Controlling, adjusting, or operating the machine in ways not mentioned in themanuals for this machine may cause dangerous radiation to escape from themachine.IMPORTANTTurn OFF the control panel power switch for safety when the machine will not be used fora long period of time, such as overnight. Also, turn OFF the main power switch, anddisconnect the power cord for safety when the machine will not be used for an extendedperiod of time, such as during consecutive holidays.