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Troubleshooting
If the Problem Persists
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If the problem persists even after trying the troubleshooting methods, contact your dealer or service representative.
Do not disassemble or repair the machine yourself.
●Disassembling or repairing the machine yourself may void the warranty.
Checks Before Contacting Us
●Product name (LBP647Cdw / LBP646Cdw)
●Dealer purchased from
●Details of the problem (such as operation details and their results)
●Serial number
How to Look Up the Serial Number
on the control panel
[Device Status]
[Serial Number]
●You can also check this information using Remote UI from a computer.
Managing the Machine from a
Computer (Remote UI)(P. 263)
●You can also check this information on the label on the back of the machine.
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