COPYRIGHT © 1999 CANON INC.
CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
6-1
CHAPTER 6 IMAGE FORMATION SYSTEM
I . PROCESSES
A.
Outline
Table 6-101 shows the major functions of the image formation system.
Table 6-101 Major Functions
Item
Pre-exposure
Pre-exposure
Primary charging
Grid bias
Developing bias
Dust-collecting roller
bias
Pre-transfer charging
Transfer guide bias
control
Transfer charging
Separation charging
Potential
Wire auto cleaning
LED array (64 LEDs)
ON/OFF control
DC constant current control (switched among 3 settings in service
mode)
DC constant voltage control (determined by potential control)
AC constant voltage control (ON/OFF control only)
DC constant voltage control (determined by potential control)
DC constant voltage control (ON/OFF control only; +1000 V)
AC constant current control (fuzzy control by an environment
sensor)
DC constant voltage control
DC constant voltage control (switched according to
temperature/humidity)
DC constant current control (fuzzy control by an environment
sensor)
DC constant current control (fuzzy control by an environment
sensor and toner deposit)
AC constant voltage control
[1] Primary charging wire
[2] Pre-transfer charging wire
[1] Setting the optimum grid bias.
[2] Setting the optimum laser output.
[3] Setting the optimum developing bias (DC).
Summary of Contents for GP605
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