CONTENTS

 

 

 

 

 

 

Contents

 

 

 

 

 

CHAPTER 1 GENERAL DESCRIPTION

 

1

Specifications

1-1S

3.2

Outline of the Electrical Circuitry

 

1.1

Main Body

1-1S

 

...............................................

1-14S

 

1.1.1

Type

1-1S

3.2.1 Construction of the Electrical

 

1.1.2

Systems

1-1S

 

 

Circuit

1-14S

 

1.1.3

Functions

1-2S

3.3

Inputs to and Outputs from the Ma-

 

1.1.4

Others

1-5S

 

jor PCBs

1-15S

 

1.2

Side Paper Deck-L1

1-8S

3.3.1 Wiring Diagram of the Major

2

Names of Parts

1-9S

 

 

PCBs

1-15S

 

2.1

External View

1-9S

3.4

Configuration with Accessories

 

2.2

Cross Section

1-11S

 

...............................................

1-16S

3

System Configuration

1-13S

3.4.1

Accessories for Original/Paper

 

3.1

Functional Construction

1-13S

 

 

Feeding

1-16S

 

 

 

 

 

3.4.2

Accessory Boards

1-17S

CHAPTER 2 MAIN CONTROLLER

 

1

Basic Construction

2-1S

2.2.6 Binary Processing (error diffu-

 

1.1

Functional Construction

2-1S

 

 

sion method T-BIC)

2-9S

 

1.2

Outline of the Electrical Circuitry

2.2.7 Binary (dither screen method)

 

 

.................................................

2-2S

 

 

...........................................

2-9S

 

1.2.1

Outline

2-2S

2.3

Image Memory Control

2-9S

 

1.2.2

Main Controller PCB

2-2S

2.3.1

Compression/De-Compression,

 

1.2.3

HDD

2-2S

 

 

Rotation, and Enlargement/Re-

 

1.3

Start-Up Sequence

2-4S

 

 

duction

2-9S

 

1.3.1

Outline

2-4S

2.3.2

SDRAM

2-9S

 

1.3.2

Start-Up Sequence

2-5S

2.3.3

HDD

2-9S

2

Digital Image Processing

2-7S

2.4

Output Image Processing

2-10S

 

2.1

Outline

2-7S

2.4.1

Smoothing

2-10S

 

2.2

Input Image Processing

2-8S

2.4.2

Binary-Binary Density Conver-

 

2.2.1 Image Data from the Reader

 

 

sion (read image output only)

 

 

 

Unit

2-8S

 

 

.........................................

2-10S

 

2.2.2

Enlargement/Reduction (main

3 Soft Counters

2-11S

 

 

 

scanning direction)

2-8S

4 Controlling the Power Supply

2-15S

 

2.2.3

Edge Emphasis

2-8S

4.1

Outline

2-15S

 

2.2.4

Editing

2-8S

4.2

Power Supply Modes

2-15S

 

2.2.5

Density Conversion (LUT)

4.3

Standby Mode (normal operation)

 

 

 

...........................................

2-8S

 

...............................................

2-15S

 

 

 

 

 

4.4

Sleep Mode 1

2-15S

COPYRIGHT © 2001 CANON INC.

CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001

S1

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Canon IR2200, IR3300, IR2800 manual Contents