COPYRIGHT © 1999 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.CHAPTER 4IMAGE PROCESSING SYSTEMThis chapter provides descriptions on the copier's image processing operations,functions of each operation, relationships between electrical and mechanicalsystems, and timing at which each associated part is turned on.I. OUTLINE .................................... 4-1II. ANALOG IMAGE PROCESSING................................................... 4-4A. Outline ................................... 4-4III. DIGITAL IMAGE PROCESSING................................................... 4-6A. Outline ................................... 4-6B. Image Procesing FunctionalBlock ...................................... 4-7C. Shading Correction ................ 4-9D. Line Conversion .................. 4-10E. Editing ................................. 4-11F. Density Processing .............. 4-12G. Binary Processing ............... 4-15H. Image Memory .................... 4-17I. Detecting the Orientation ofOriginals .............................. 4-19J. Black Pixel Count ................ 4-20IV. DISASSEMBLY/ASSEMBLY .... 4-21A. CCD PCB ............................ 4-22B. Image Processor PCB ......... 4-24C. Hard Disk (image server)..... 4-26D. Others .................................. 4-27
