How to reset Drum Unit KONICA MINOLTA bizhub c224e c284e c364e c258 c368

The item 4 Pack DR-311 Drum unit for Bizhub C220, C280, C360 CMYK non-OEM is in sale since Friday, May 31, 2019. Bizhub C 454 554 (2). Rebuid or Remanufactured Drum unit. Compatible Brand For Konica Minolta.