Canon imageRUNNER 2270 Service Manual page 7
Hide thumbs
Also See for imageRUNNER 2270:
- Specifications (4 pages) ,
- Network manual (268 pages) ,
- Driver manual (180 pages)
Table of Contents
Advertisement
4.4.1 Overview........................................................................................................... 4-12
4.4.2 Flow of Operation ............................................................................................. 4-12
4.5 Image Processing ..................................................................................................... 4-13
4.5.1 Overview of the Image Flow ............................................................................ 4-13
4.5.2 Construction of the Image Processing Module ................................................. 4-14
4.5.3 Reader Unit Input Image Processing ................................................................ 4-15
4.5.4 Compressio/ Extesion/ Editing Block .............................................................. 4-16
4.5.5 Printer unit Output Image Processing ............................................................... 4-17
4.6 Flow of Image Data ................................................................................................. 4-18
4.6.1 Flow of Image Data According to Copy Functions .......................................... 4-18
4.6.2 Flow of Image Data for the Box Function ........................................................ 4-19
4.6.3 Flow of Image Data for the SEND Function .................................................... 4-20
4.6.4 Flow of Image Data for the Fax Transmission ................................................. 4-21
4.6.5 Flow of Image Data for the Fax Reception Function........................................ 4-22
4.6.6 Flow of Image Data for the PDL Function ....................................................... 4-23
4.7 Parts Replacement Procedure .................................................................................. 4-24
4.7.1 Main Controller PCB ........................................................................................ 4-24
4.7.2 SDRAM ............................................................................................................ 4-26
4.7.3 Boot ROM ......................................................................................................... 4-27
4.7.4 HDD .................................................................................................................. 4-27
5.1 Construction............................................................................................................... 5-1
5.1.1 Specifications, Control Mechanisms, and Functions .......................................... 5-1
5.1.2 Major Components.............................................................................................. 5-3
5.1.3 Construction of the Control System.................................................................... 5-5
5.1.4 Reader Controller PCB ....................................................................................... 5-6
5.2 Basic Sequence .......................................................................................................... 5-8
5.2.1 Basic Sequence of Operation at Power-On......................................................... 5-8
1 original) ................................................................................................................. 5-9
1 original ) .............................................................................................................. 5-10
5.3 Various Control........................................................................................................ 5-11
5.3.1 Controlling the Scanner Drive System .............................................................. 5-11
5.3.2 Contact Image Sensor (CIS) ............................................................................. 5-13
5.3.3 Enlargement/Reduction ..................................................................................... 5-16
5.3.4 Detecting the Size of Originals ......................................................................... 5-17
5.3.5 Dirt Sensor Control ........................................................................................... 5-21
Contents
- Quick Links:
- Names of Parts
Hide quick links:
Advertisement
Chapters
Table of Contents
Troubleshooting
