The laser printer output sample has a gray background. Possible reasons for the failure:
(1) The developing bias voltage is too low;
(2) The magnetic roller scraper is aging;
(3) The distance between the developing magnetic roller and the photosensitive drum is too close;
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We (Alice) are a manufacturer specializing in the production of nameplates for office appliances. We have 21 years of experience in making furniture signs. We can produce zinc alloy, aluminum alloy, stainless steel, copper, brass, iron, and titanium. , PC, PET, PE, pvc and other different labels.
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