COPYRIGHT © 1999 CANON INC. CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)C. High-Voltage PCB 2The high-voltage power supply PCB 2 consists of the five circuits shown in Figure 4-607.Figure 4-607CHAPTER 4 IMAGE FORMATION SYSTEM4-30High-voltage PCB 2DC controller PCBSecondarytransfer biasgeneration circuitITD cleaning biasgeneration circuitFixing separationbias generationcircuitSecondary pre-transfercharging assemblyIntermediate transferdrumSecondarytransfer beltSeparationstaticeliminatingassemblyUpper fixing rollerSecondary pre-transfer chargingbias generationcircuitPrimary transferbias generationcircuitDownload free service manual at http://printer1.blogspot.com