Construction; Functional Construction; Major Pcb Wiring Diagram - Canon iR3570 Service Manual

3.1 Construction

3.1.1 Functional Construction

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / iR3530 /
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 chap-
ters that follow.

3.1.2 Major PCB Wiring diagram

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / iR3530 /
The following is a wiring diagram showing the relationship among major PCBs:
[1]
[A]
MN-CON
[2]
[D]
DC-CON
[A] General Control System
main controller PCB
[B] Original Exposure System
[C] reader Control System
reader controller PCB
[D] Printer Control System
DC controller PCB
[E] Laser Exposure System
[F] Image Formation System
[G] Fixing/Delivery System
[H] Pickup/Feed System
[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
[6] transfer
[7] fixing
[8] delivery/reversal/duplex assembly
[9] pickup control
[10] cassette 1
[11] cassette 2
[G]
[8]
[7]
[6]
[9]
Chapter 3
0008-0985
0008-0984
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