Client get little tiny line on the printed/copied pages. something like 1/8 inch all over the page. Usually black but sometimes other colors. Machine has 36,000 copies.
I upgraded firmware, Replaced drum unit and perform calibration, Drum refresh and Developer reset and calibration. After a month client have same issue.
Client using genuine toners drums and developers.
Lately went to client and polished drum cylinder but issue return after 2 weeks. Any idea????
I upgraded firmware, Replaced drum unit and perform calibration, Drum refresh and Developer reset and calibration. After a month client have same issue.
Client using genuine toners drums and developers.
Lately went to client and polished drum cylinder but issue return after 2 weeks. Any idea????
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