Reader Controller Pcb - Canon iR4570 Series Service Manual

[7] Reader motor (M501)
[8] Contact image sensor
[9] Image signal
[10] CIS HP sensor (PS503)
[11] Copyboard cover open/closed sensor (front: PS502)
[12] Copyboard cover open/closed sensor (rear: PS503)

5.1.4 Reader Controller PCB

iR2270 / iR2870 / iR3570 / iR4570
The machine's reader controller PCB has the following functional construction:
DC24V
DC13V
J500 J501
J505
IC513 IC501
IC518
IC520
IC519
J506
IC522
CPU
J507
J512
F-5-3
Jack No.
J500
J501
J502
J503
J502
IC505
J503
J513
IC529
IC530
J510
IC520
IC531
Description
supplies power to the ADF.
receives power from the machine body (printer unit).
communication with the machine body (printer unit).
communication with the ADF.
J504
J508
T-5-3
Chapter 5
0006-5718
5-5