Canon Color imageCLASS MF9280Cdn User Manual
Page 502
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If You Cannot Solve a Problem
Troubleshooting
Please have the followng nformaton ready when you contact Canon:
Product name Color imageCLASS MF9280Cdn/Color imageCLASS MF9220Cdn
Serial number (on the label located on the top inside part of the front cover)
Place of purchase
Nature of problem
Steps you have taken to solve the problem and the results
 If the machine makes strange noises, emits smoke or odd odor, turn off the main power switch immediately, disconnect the power 
cord, and contact Canon Customer Care Center. Do not attempt to disassemble or repair the machine yourself.
Attempting to repair the machine yourself may void the limited warranty.
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