Construction; 1Functional Construction - Canon iR4570 Series Service Manual

3.1 Construction

3.1.1 Functional Construction
iR2270 / iR2870 / iR3570 / iR4570
The machine may broadly be divided into the following functional blocks: general control system, original exposure
system, reader control system, printer control system, laser exposure system, image formation system, pickup/feed
system, fixing/delivery system. For detailed discussions of the individual blocks, see the chapters that follow.
[1]
[2]
[
A
]
[B
]
[C
]
[A]
MN-CON
[D]
DC-CON
General Control System
main controller PCB
Original Exposure System
reader Control System
reader controller PCB
[B]
[C] R-CON
[F]
[4]
[3]
[E]
[5]
[H]
[10]
[11]
F-3-1
T-3-1
[1] HDD
[2] accessories PCB
[3] photosensitive drum
[4] charging
[5] developing
[G]
[8]
[7]
[6]
[9]
Chapter 3
0008-0985
3-1