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05-16-2013, 06:39 PM
I have Konica Minolta bizhub C250, and after 7-8 copies color A3 I get more red copies. I rebuild the Magenta Image Unit with new doctor blade, OPC drum, I clean it but the problem still exist. As attachment is scan of copies.

05-16-2013, 08:31 PM
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05-21-2013, 04:52 PM
Do yourself a favor and REPLACE the imaging unit. Dont rebuild. Problem is most likely with the developer, or you have a bias problem. If new IU does not correct the problem you need to check and clean your hv contacts, possibly need to change hv.

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