Canon imageRunner C5051 Getting Started page 38

Avoid locations that are subject to vibration .
For example, avoid installing the machine on unstable floors or stands.
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Avoid exposing the machine to rapid changes in temperature .
If the room in which the machine is installed is cold but rapidly heated, water droplets (condensation) may form inside the machine. This
may result in a noticeable degradation in the quality of the copied image, the inability to properly scan an original, or the copies having
no printed image at all.
Avoid installing the machine near computers or other precision electronic equipment .
Electrical interference and vibrations generated by the machine during printing can adversely affect the operation of such equipment.
Avoid installing the machine near televisions, radios, or similar electronic equipment .
The machine might interfere with sound and picture signal reception. Insert the power plug into a dedicated power outlet, and maintain
as much space as possible between the machine and other electronic equipment.
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Installation Location and Handling