Basic Sequence - Canon iR4570 Series Service Manual

Chapter 7

7.3 Basic Sequence

7.3.1 Sequence of Operation (initial rotation)
iR2270 / iR2870 / iR3530
The sequence of operation of initial rotation is as follows:
Pickup from the Cassette
Main motor
(M-motor)
Primary charging
(PRI)
Laser
(LD)
Developing AC
(DEV_AC)
Developing DC
(DEV_DC)
Developing clutch
(DEV_CL)
Transfer
(TR)
Static removal
(SEP)
Pickup from the Manual Feeder
Main motor
(M-motor)
Primary charging
(PRI)
Laser
(LD)
Developing AC
(DEV_AC)
Developing DC
(DEV_DC)
Developing clutch
(DEV_CL)
Transfer
(TR)
Static removal
(SEP)
In [1] above, a cleaning bias (-2600 V) is applied.
7.3.2 Sequence of Operation (initial rotation)
iR3570 / iR4570 / iR3530
7-6
Pickup motor
F-7-4
Multifeeder
ON
F-7-5
[1]
[1]
0006-6865
Registration
ON
Registration
ON
0006-6867