When a Problem Cannot Be Solved
If the problems persist, contact your local authorized Canon dealer or the Canon help line.
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Do not disassemble or repair the machine yourselfIf you disassemble or repair the machine yourself, it may not be covered by warranty.
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When Contacting Canon
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When contacting us, have the following information ready:
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Product Name (LBP8780x)
Dealer where you purchased the machine
Details about your problem (such as what you did, what happened as a result, and displayed messages)
Serial number (10 alphanumeric characters long, found on the label on the left side of the machine)
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