If the pad in a cassette is smeared with paper powder or dirt, two or more sheets of paper may be ejected. Follow the procedure below to clean the pad in a cassette.
You need to prepare: cotton swab
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Pull out the cassette (upper) or cassette (lower) from the printer, then remove all the paper.
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Clean the pad (A) sideways with a moistened cotton swab.
Important
After cleaning the smeared pad, dry it completely.
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For the cassette (upper):

For the cassette (lower):

If the problem is not resolved, service is required.
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