1040
Cause
Unsupported roll unit is installed on printer.
What to Do
Turn off the power and remove the roll unit.
Check the model number of the roll unit. Install a roll unit supported by the printer.
Roll Unit
Note
• For instructions on installing the roll unit, see the Roll Unit Setup Guide provided with the roll unit.
If the error appears again, the printer may be damaged. Contact a Canon customer service center.
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