To fit the Konica Minolta Develop Ineo+ and Olivetti d-Colour multifunction office copier printers. Develop Ineo+. Konica Minolta Bizhub Models. Drum Reset Chip DR 311K and DR 311C. Note: Drum life is depending on the acceptable image quality, If the printed image quality is in a good condition to the user when the printer stopped, then replace the drum chip.
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