Developer chip solution pls

[Rajkumar]

Konica Minolta c754 , I replaced developer, mejenta chip 20 pieces change but same problem developer chip code error more than 500 copy.

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[Gift]

you tried 20 td sensors? dude...

I'm not quite shure but I barely recall that - on this series - there's a different chip for new unit detection at the front but harness/wiring is not existent with the factory eqipped units so you can't chip them without the additional parts.