If You Cannot Solve a Problem
If you cannot solve the problem after having referred to the information in this chapter, contact your local authorized Canon dealer or the Canon help line.
Please have the following information ready when contacting the Canon:
Product name (imageCLASS LBP6780x)
Serial number (see the following illustration to find the location of the serial number.)
Place of purchase
Nature of the problem
Steps you have taken to solve the problem and the results
 WARNING |
If the machine makes strange noises or emits smoke or an odd odorTurn OFF the power switch immediately, disconnect the power cord, and contact the Canon Customer Care Center. Do not attempt to disassemble or repair the machine yourself.
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IMPORTANT
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If you attempt to repair the machine by yourselfIt may void the limited warranty.
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