Irregular black spots appear on the laser printer sample. Possible reasons for the failure:
(1) There are impurities in the toner;
(2) The waste powder white non-return sheet in the toner cartridge assembly is deformed or damaged;
(3) The toner leaks white powder.
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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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