Transformer(1106)3-22DCvoltagedetectionCOPYRIGHT © 1994 CANONINC.MicroprocessorTransformer(T104)Q146Photo-sensitivedrum DevelopingcylinderAE signalDensitcontrol dial[VR601ACbiastimingpulsecommandDCbiascontrolcommandDC controller/DC power supply PCBFigure 3-19DensitycorrectionswitchControl panelPCBCANON PC300320/325, FC210/230 REV.O JULY 1994 PRINTED IN JAPAN (IMPRIME AU JAPON)