Construction Of The Electrical Circuitry; 1Main Controller Pcb; Main Controller Pcb - Canon iR4570 Series Service Manual

4.2 Construction of the Electrical Circuitry

4.2.1 Main Controller PCB

iR2270 / iR2870 / iR3570 / iR4570
The following is a diagram showing the major control mechanisms of the main controller according to connectors:
J1029
J1024
J1006
J1062
J1023
J1060
J1014
J1016
IC1005
J1018
IC1084
IC1008
IC1009
IC1004
BATTERY
IC1001
J1010
IC1002
J1022
J1030
J1020
J1059
J1027
J1021
Connector Description
J1003 SDRAM connection slot
J1004 SDRAM connection slot
J1005 Fax connector (2-port)
J1010 Boot ROM connector slot
J1004
J1003
IC1010
J1013
IC1100
IC1003
IC1006
J1005
F-4-2
T-4-2
Chapter 4
0006-6592
J1028
J1017
J1061
J1026
4-3