Canon iR2422 series Service Manual

Also see for iR2318 series: User guide Copying guide Operation guide Reference guide

Contents

Contents2.1.3 Before Starting the Work (120V TW) .......................................................................................................................2- 32.1.4 Before Starting the Work (230V KR)........................................................................................................................2- 52.1.5 Before Starting the Work (230V EUR) .....................................................................................................................2- 72.1.6 Before Starting the Work (230V CSPL) ...................................................................................................................2- 92.1.7 Before Starting the Work (230V CCN) ...................................................................................................................2- 112.2 Unpacking and Installation ....................................................................................................................... 2- 132.2.1 Unpacking and Removing the Packaging Materials ..............................................................................................2- 132.2.2 Installing the Drum Unit..........................................................................................................................................2- 132.2.3 Installing the Toner Bottle ......................................................................................................................................2- 142.2.4 Setting the Cassettes.............................................................................................................................................2- 162.2.5 Attaching the Reversal Trays (Only if equipped with duplex unit)..........................................................................2- 172.2.6 Checking the Image Quality...................................................................................................................................2- 172.3 Flow of Accessory Installation .................................................................................................................. 2- 192.3.1 Flow of Accessary Installation................................................................................................................................2- 192.4 Installing the Heater PCB ......................................................................................................................... 2- 202.4.1 Preparing the parts ................................................................................................................................................2- 202.4.2 Preparing the Host Machine ..................................................................................................................................2- 202.4.3 Installing the Heater PCB.......................................................................................................................................2- 212.4.4 Installing the Heater PCB.......................................................................................................................................2- 242.5 Installing the Reader Heater..................................................................................................................... 2- 262.5.1 Preparing the parts ................................................................................................................................................2- 262.5.2 Installing the Reader Heater Harness....................................................................................................................2- 272.5.3 Removing Reader Components.............................................................................................................................2- 302.5.4 Removing Parts at the Left of the Reader..............................................................................................................2- 302.5.5 Installing the Reader Heater ..................................................................................................................................2- 312.6 Installing the Cassette Heater .................................................................................................................. 2- 332.6.1 Preparing the parts ................................................................................................................................................2- 332.6.2 Installing the Cassette Heater................................................................................................................................2- 33Chapter 3 Main Controller3.1 Construction ............................................................................................................................................... 3- 13.1.1 Constraction and Mechanisms.................................................................................................................................3- 13.2 Construction of the Electrical Circuitry........................................................................................................ 3- 23.2.1 Image processor PCB..............................................................................................................................................3- 23.3 Image Processing....................................................................................................................................... 3- 23.3.1 Overview of Image flow...........................................................................................................................................3- 23.3.2 Configration of Image processing Module ..............................................................................................................3- 43.3.3 Reader entry Image processing...............................................................................................................................3- 43.3.4 Compression/extension/edit processing block.........................................................................................................3- 53.3.5 Printer output Image processing ............................................................................................................................3- 53.4 Flow of Image Data .................................................................................................................................... 3- 63.4.1 Image data flow of copy function ............................................................................................................................3- 63.4.2 Image data flow of BDL function ..............................................................................................................................3- 63.5 Parts Replacement Procedure ................................................................................................................... 3- 73.5.1 Main Controller PCB ................................................................................................................................................3- 73.5.1.1 Preparation for Removing the image processor PCB .............................................................................................................. 3- 73.5.1.2 Removing the Image Processor PCB ...................................................................................................................................... 3- 73.5.1.3 Procedure after Replacing the Image Processor PCB............................................................................................................. 3- 7Chapter 4 Original Exposure System4.1 Construction ............................................................................................................................................... 4- 14.1.1 Specifications, Control Methods, and Functions (When the original size detection sensor is equipped for BOOK mode)4- 14.1.2 Specifications, Control Methods, and Functions (When the original size detection sensor is not equipped for BOOK