Image Formation System - Canon GP160DF Service Manual

IMAGE FORMATION SYSTEM

In this chapter the operation, purpose and function of this unit's image formation
process as well as the relationship between the electrical and mechanical systems is
summarized. An overview of each part's operation timing is also included.
I. OVERVIEW..............................................6-1
A. Construction .......................................6-1
II. PRIMARY CHARGING ROLLER BIAS
CONTROL................................................6-3
A. Outline ...............................................6-3
B. Control operation ...............................6-3
III. TRANSFER CHARGING ROLLER BIAS
CONTROL................................................6-4
A. Overview ............................................6-4
B. Bias control ........................................6-5
COPYRIGHT © 1999 CANON INC.
CHAPTER 6
CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
IV. SEPARATION STATIC CHARGE
ELIMINATOR BIAS CONTROL ...............6-6
A. Operation ...........................................6-6
V. DEVELOPING BIAS CONTROL ..............6-7
A. Outline ...............................................6-7
B. Operation ...........................................6-7
VI. RE-CHARGE BIAS CONTROL................6-8
A. Operation ...........................................6-8
VII. CARTRIDGE DETECTION ......................6-9
A. Operation ...........................................6-9