1-28CHAPTER 1 GENERAL DESCRIPTIONCOPYRIGHT © 1997 CANON INC. CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)I. Fixing (step 7)Figure 1-613After transfer, copy paper is moved between two rollers for fixing of the toner image.The copier’s upper roller is heated by two heaters (halogen lamp).To prevent jams and toner offset, a cleaning belt impregnated with silicone oil is keptin contact with the upper fixing roller, thereby cleaning and, while at the same time,applying silicone oil to the roller by moving the point of contact by a take-up mechanism.To prevent fixing faults, positive DC bias is applied to the upper fixing roller.J. Drum Cleaning (step 8)Figure 1-614In preparation for the next copying run, the cleaning blade scrapes off tonerremaining on the drum surface.Thereafter, the toner is gathered by the scoop-up sheet and collected to the rear bya vane.Cleaning beltSub heater Main heaterUpper fixing rollerCopy paperLower fixing rollerCleaning bladeVaneScoop-up sheetDownload Service Manual And Resetter Printer at http://printer1.blogspot.com
