Canon FAX-L360, Service Reference Manual

Page: 18 / 52

17
7. ELECTRIC CIRCUIT
7.1 Component Block Diagram
Driver
(IC402)
Driver
(IC401)
Main moter
Paper eject
sensor
d) PCNT board
Fixing Controller
High-voltage Controller
Dcument
feed motor
c)
b)
MPU (IC1)
Reset IC
(IC3)
System controller(1/2)
(IC8)
System
controller(2/2)
(IC8)
DRAM
64M bit
(IC4)
ROM
16M bit
(SOC1)
Address Bus, A24-SA0
Data Bus, AD16-SD0
MODEM
FM336PLUS
(IC401)
Amp.
Power supply unit
RTC
SRAM
Paper edge
sensor
Toner sensor
a) SCNT board
OPCNT board
Document
edge sensor
Document
sensor
Printer section
Contact sensor
Speaker
34.153MHz
+3.3V
+5V
+24V
+24V
+5V
a) System/Printer control section b) Communication control section c) Document scanning section d) Fixing/high-voltage control section
Data Bus, MD7-MD0
+3.3V
NCU