Back Of The Paper Is Smudged - Canon iX6800 Series Online Manual

Back of the Paper Is Smudged

Did you confirm the paper and print quality settings?
Check1
Print Results Not Satisfactory
Perform the Bottom Plate Cleaning to clean the inside of the printer.
Check2
Cleaning Inside the Printer
Note
• When performing borderless printing, duplex printing, or too much printing, the inside may become stained
with ink.
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