Canon imageRUNNER 2320 Reference Manual page 28

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Turn OFF the control panel power switch for safety when the machine will not be
used for a long period of time, such as overnight. Also, turn OFF the main power
switch, and disconnect the power cord for safety when the machine will not be used
for an extended period of time, such as during consecutive holidays.
•
The laser beam can be harmful to human bodies. Since radiation emitted inside the
product is completely confined within protective housings and external covers, the
laser beam cannot escape from the machine during any phase of user operation.
Read the following remarks and instructions for safety.
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Never open covers other than those instructed in this manual.
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Do not remove the caution labels attached to the laser scanner unit inside the
machine and next to the toner cartridge, behind the front cover.
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If the laser beam escapes from the machine, exposure may cause serious damage to
your eyes.
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