If you encounter problems when using the machine, check the items in this section before contacting us. If the
problems persist, contact your local authorized Canon dealer or the Canon help line.
Check the Following
Is the machine turned ON? Is the power cord connected?
If the machine is turned ON but does not respond, turn it OFF, check whether the power cord is connected
correctly, and turn it back ON. For information on connecting the power cord, see Getting Started.
Manuals and Their Contents(P. 549)
Are the phone cord, LAN cable and USB cable connected correctly?
Check whether these cables are connected correctly. Use care not to mistake the phone cord's port for the
other cables' ports.
Connecting the Telephone Line(P. 74)
Parts and Their Functions(P. 94)
Is sleep mode activated?
If you leave the machine unattended for a specific period of time, it enters sleep mode for power
conservation, not allowing you to operate it.
To cancel sleep mode, press any key other than the power switch.
Is any message displayed on the screen?
If a problem occurs, a message is displayed.
If a problem persists even after checking
Click the link that corresponds to the problem.
Installation/Settings Problems(P. 468)
Copying/Printing Problems(P. 472)
Faxing/Telephone Problems(P. 475)
Countermeasures for Each Message(P. 492)