Scnt Board Component Block Diagram - Canon FAX L1000 Service Manual

2.6.5 SCNT board component block diagram

Address bus
Data bus
Control Signal etc.
SCNT board
RESET
IC16
ROM SRAM
8M 256K
IC4 IC5
IC31
IC3
DRAM
DRAM
2M
2M
40MHz
IC9
DC-DC
Converter
IC8
RESET
Rechargeable
battery
Button
LCD
LED
M
Document
feed motor
Power supply
AC IN
Figure 3-31 Component Block Diagram (1)
Cam sensor
M
Cam motor
Lithium
Document width sensor
battery
SRAM RTC SRAM
256K 256K
IC6 IC7 IC21
Clock
IC18
MM66364FP
FUNC
System controller
IC23
Driver
IC 1
BU6215KS
GATE ARRAY
OPCNT board
TWINS board
DC
3-67
FAX-L1000 Chapter 3: Technical Reference
Sensor board
Document feed
sensor
Document
sensor
Document edge
sensor
CS
IC22
UHQ-6.6
UPD9411GT-
CM700L
201-3EB
12MHz
IC20
CODEC-4
IC17
IC26
UPD70741GC-
R288F
25-7EA
MODEM
V821
Line
IC28 IC27
monitor
Audio Analog
Amp switch
Speaker
NCU board
DC
AC
LINE
TX
RX
ECNT board