Canon mg 7100 series Online Manual page 47

Clean the paper feed roller.
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Cleaning the Paper Feed Roller
Note
• Cleaning the paper feed roller will wear the roller, so perform this procedure only when necessary.
If two or more sheets of paper feed from the cassette at once, clean the inside
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of the cassette.
For information on cleaning the inside of the cassette, refer to Cleaning the Pad in the Cassette.
Are the transport unit cover and the rear cover attached properly?
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Refer to Rear View for the position of the rear cover.
If you cannot remove the paper or the paper tears inside the machine, or if the paper jam error continues
after removing the paper, contact the service center.
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