Canon 4051 Operating Manual page 30

This machine generates a slight amount of ozone
etc. during normal use. Although sensitivity to
ozone etc. may vary, this amount is not harmful.
Ozone etc. may be more noticeable during
extended use or long production runs, especially
in poorly ventilated rooms. It is recommended that
the room be appropriately ventilated, suffi cient to
maintain a comfortable working environment, in
areas of machine operation.
For safety reasons, turn OFF the control panel
power switch of the machine when it will not
be used for a long period of time, such as
overnight. As an added safety measure, turn
OFF the main power switch, and disconnect the
power cord when the machine will not be used
for an extended period of time, such as during
consecutive holidays.
Use a modular cable that is shorter than 9' 10"(3
meters).
Use a USB cable that is shorter than 9' 10"(3
meters).
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