Canon Duplex Unit-A1 Service manual

Sep 14 2005

General Timing Chart / General

Circuit Diagram

Duplex unit

Duplex Unit-A1

IMPORTANT

　This documentation is published by Canon Inc., Japan, to serve as a source of reference for

work in the field.

　Specifications and other information contained herein may vary slightly from actual machine

values or those found in advertising and other printed matter.

Any questions regarding the information contained herein should be directed to the Copier Service

Department of the Sales Company.

　This documentation is intended for all sales areas, and may contain information not applicable

to certain areas.

　Reproduction without permission not allowed.

Use of this manual should be strictly supervised to avoid disclosure of confidential information.

Printed in Japan

Caution

Use of this manual should be strictly supervised to avoid disclosure of confidential information.

Contents

1 General Circuit Diagram......................................................................................................................... 1

General Circuit Diagram........................................................................................................................ 1

1 General Circuit Diagram

General Circuit Diagram

Duplex Unit-A1 General Circuit Diagram

F-1-1

+24Vop

SL_ON

GND

+24Vop

GND

PP SENSOR2

+3.3R

DUP_CLK

DUP_RXD

DUP_TXD

+5R

MD0

MD2

/RES

GND

45678910

GND

RESET

PGM

TXD

SCLK

VDD

VPP

BUSY

RXD

GND

/DUP_STB

+24Vop

Option Power Supply PCB

(Host Machine) DC Controller PCB

(Host Machine)

SNSR LED2

SNSR LED1

GND

PP SENSOR1

J1008

J1002

Duplex Controller PCB

1181234567 910

J1001

J271LH 716543289101112

J271L

1234

J55

123 J274

1234

J1006

12345

J1005

SL1001

Duplex Flapper Solenoid

Duplexp Paper Sensor 1 Duplex Paper Sensor 2 Duplex Feed Motor Duplex Reversal Motor

123456

J1003

12 11 8 1234567910

J271D

11 10 9 8 2345617

J218

1234

J275

123 J273

SR1002 SR1003

1234

M1001

1234

J276

1234

M1002

Sep 14 2005

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