When a Problem Cannot Be Solved
0W20-062
If you cannot solve a problem by referring to the information in this chapter, contact your local authorized Canon
dealer or the Canon help line.
● Do not disassemble or repair the machine yourself
If you disassemble or repair the machine yourself, it may not be covered by warranty.
◼ When Contacting Canon
When contacting us, have the following information ready:
● Product name (LBP252dw / LBP251dw)
● Dealer where you purchased the machine
● Details about your problem (such as what you did and what happened as a result)
● Serial number (10 alphanumeric characters long, found on the label on the back side of the machine)
Checking the serial number from the operation panel
You can also check by
<Device Status> <Serial Number>.
Troubleshooting
388
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