hello friend, please help
IR 8500 error code E 012 out of all the motor was replaced, dc control replaced, mfc board replaced the power supply and relay replacement, drum unit and gear it's okay but error code still come out how the solution?
IR 8500 error code E 012 out of all the motor was replaced, dc control replaced, mfc board replaced the power supply and relay replacement, drum unit and gear it's okay but error code still come out how the solution?

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