hp Color 9850mfp DEVELOPING UNIT II UNIT EXPLANATION 2-27 Symbol Name Function or method [9] Developing unit M Adhesion of magenta toner to the image transferred on the drum M [10] Developing unit C Adhesion of cyan toner to the image transferred on the drum C [11] Developing unit K Adhesion of black toner to the image transferred on the drum K [12] Developing sleeve Y Conveyance of developer to the drum Y surface by means of magnetic force Two-component developing method (yellow toner + carrier Developing bias applied (AC + DC) DC output range by constant voltage method:
-150 to -650 V [13] Developing sleeve M Conveyance of developer to the drum M surface by means of magnetic force Two-component developing method (magenta toner + carrier Developing bias applied (AC + DC) DC output range by constant voltage method: -150 to -650 V [14] Developing sleeve C Conveyance of developer to the drum C surface by means of magnetic force Two-component developing method (cyan toner + carrier Developing bias applied (AC + DC) DC output range by constant voltage method:
-150 to -650 V [15] Developing sleeve K Conveyance of developer to the drum K surface by means of magnetic force Two-component developing method (black toner + carrier Developing bias applied (AC + DC) DC output range by constant voltage method:
-150 to -650 V [16] Developing regulation plate Regulation of the spiking amount of developer on the develop- ing sleeve Regulation plate method [17] Scraper magnet roller Scraping of developer on the developing sleeve Magnetic absorption method HV1 High voltage unit 1 Generation of developing bias Y, M, C and K M20 Developing motor Y Driving of the developing unit Y M21 Developing motor M Driving of the developing unit M M22 Developing motor C Driving of the developing unit C M23 Developing motor K Driving of the developing unit K