Canon IR2800 사용자 설명서

COPYRIGHT © 2001 CANON INC. 

2000 2000 2000 2000

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

S1

Contents

CHAPTER 1 GENERAL DESCRIPTION

1

Basic Construction ......................... 2-1S

1.1

Functional Construction .......... 2-1S

1.2

Outline of the Electrical Circuitry

................................................. 2-2S

1.2.1

Outline ............................... 2-2S

1.2.2

Main Controller PCB ......... 2-2S

1.2.3

HDD .................................. 2-2S

1.3

Start-Up Sequence ................... 2-4S

1.3.1

Outline ............................... 2-4S

1.3.2

Start-Up Sequence ............. 2-5S

2

Digital Image Processing ............... 2-7S

2.1

Outline ..................................... 2-7S

2.2

Input Image Processing ............ 2-8S

2.2.1

Image Data from the Reader

Unit .................................... 2-8S

2.2.2

Enlargement/Reduction (main

scanning direction) ............ 2-8S

2.2.3

Edge Emphasis .................. 2-8S

2.2.4

Editing ............................... 2-8S

2.2.5

Density Conversion (LUT)

........................................... 2-8S

CHAPTER 2 MAIN CONTROLLER

1

Specifications ................................. 1-1S

1.1

Main Body ............................... 1-1S

1.1.1

Type ................................... 1-1S

1.1.2

Systems .............................. 1-1S

1.1.3

Functions ........................... 1-2S

1.1.4

Others ................................ 1-5S

1.2

Side Paper Deck-L1 ................. 1-8S

2

Names of Parts ............................... 1-9S

2.1

External View ........................... 1-9S

2.2

Cross Section ......................... 1-11S

3

System Configuration .................. 1-13S

3.1

Functional Construction ........ 1-13S

3.2

Outline of the Electrical Circuitry

............................................... 1-14S

3.2.1

Construction of the Electrical

Circuit .............................. 1-14S

3.3

Inputs to and Outputs from the Ma-
jor PCBs ................................. 1-15S

3.3.1

Wiring Diagram of the Major

PCBs ................................ 1-15S

3.4

Configuration with Accessories

............................................... 1-16S

3.4.1

Accessories for Original/Paper

Feeding ............................ 1-16S

3.4.2

Accessory Boards ............ 1-17S

2.2.6

Binary Processing (error diffu-

sion method T-BIC) ........... 2-9S

2.2.7

Binary (dither screen method)

........................................... 2-9S

2.3

Image Memory Control ........... 2-9S

2.3.1

Compression/De-Compression,

Rotation, and Enlargement/Re-
duction ............................... 2-9S

2.3.2

SDRAM ............................. 2-9S

2.3.3

HDD .................................. 2-9S

2.4

Output Image Processing ....... 2-10S

2.4.1

Smoothing ....................... 2-10S

2.4.2

Binary-Binary Density Conver-

sion (read image output only)

......................................... 2-10S

3

Soft Counters ................................ 2-11S

4

Controlling the Power Supply ...... 2-15S

4.1

Outline ................................... 2-15S

4.2

Power Supply Modes ............. 2-15S

4.3

Standby Mode (normal operation)

............................................... 2-15S

4.4

Sleep Mode 1 ......................... 2-15S