Canon FAX-L1000 User Manual

Page 211

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FAX-L1000 Chapter 3: Technical Reference

2.6.5 SCNT board component block diagram

Figure 3-31 Component Block Diagram (1)

M

M

Cam sensor

Cam motor

DC

AC

DC

OPCNT board

LED

LCD

Button

Power supply

Speaker

ECNT board

ROM

8M

IC4

SRAM

256K

IC5

RTC

IC7

UHQ-6.6

CM700L

IC20

IC22

UPD9411GT-

201-3EB

CODEC-4

SRAM

256K

IC6

RESET

IC16

IC3

DRAM

2M

IC18

MM66364FP

FUNC

System controller

IC17

UPD70741GC-

25-7EA

V821

IC26

R288F

MODEM

IC9

DC-DC

Converter

IC8

RESET

IC23

Driver

IC28

Audio

Amp

IC27

Analog

switch

NCU board

SCNT board

CS

Document width sensor

Document

feed motor

SRAM

256K

IC21

12MHz

Clock

40MHz

LINE

AC IN

Address bus

Data bus

Control Signal etc.

Lithium
battery

Rechargeable

battery

Line

monitor

IC 1

BU6215KS

GATE ARRAY

TX

RX

TWINS board

IC31

DRAM

2M

Sensor board

Document feed
sensor

Document
sensor

Document edge
sensor

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