Chapter 66-4- During printingTo prevent fogging of the drum, the developing DC bias is held higher than usual except during image formation.To prevent the toner remaining on the photosensitive drum from sticking to the transfer charging roller, the transfer roller bias which is lower than that appliedduring printing the is applied at the prescribed timing.F-6-4[1] Between sheets- At the end of printingTo prevent fogging of the drum, the developing DC bias is held higher than usual except during image formation.To prevent the toner remaining on the photosensitive drum from sticking to the transfer charging roller, the transfer roller bias which is lower than that appliedduring printing the is applied at the prescribed timing.F-6-5[1] Time until post-rotationPRINT [1] PRINTSTBY INTRPrint commandis receivedMain motor(M204)Scanner motor(M203)Primary chargingAC biasPrimary chargingDC biasDevelopingAC biasDevelopingDC biasTransfer biasFixing film biasStatic eliminatorbiasCleaning bias[1]PRINT LSTR STBYMain motor(M204)Scanner motor(M203)Primary chargingAC biasPrimary chargingDC biasDevelopingAC biasDevelopingDC biasTransfer biasFixing film biasStatic eliminatorbias