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COPYRIGHT
©
1999 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
6-3
CHAPTER 6 IMAGE FORMATION SYSTEM
Figure 6-102 At Power-On
B. Basic Sequence of Operations (image formation)
Copying, 1 Original, 2 Prints
INTR
WMUPR
WMUP
SLEEP STBY
195˚C
200˚C
Drum motor(M0)
Pre-exposure
lamp
Primary charging
bias (DC)
Pre-transfer
charging bias
(AC + DC)
Grid bias
Developing
clutch (CL4)
Developing
bias (AC)
Developing
bias (DC)
Dust-collecting
roller bias (DC)
Transfer guide
bias (DC)
Transfer
charging bias
(DC)
Separation
charging bias
(AC + DC)
Potential sensor
Main motor(M1)
At 200˚C, WMUPR ends.
The start timing varies as follows according to the environmental
conditions detected at time when the control panel power switch is turned
on:
1. If low humidity, not started.
2. If normal temperature/high humidity, as soon as the control panel
power switch is turned on.
Main power
switch ON
Each voltage is applied in
sequence to stabilize the
potential of the drum.
Copy Start
key ON
Potential stabilization
sequence
Idle rotation
sequence
Potential
control
Charge-up sequence is executed here even if
idle rotation sequence is not executed.
Executed according to the setting in service mode
(COPIER>OPTION>BODY>DRUM-IDL).
Control panel
power
switch ON