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Canon iR2422 series User Manual

Canon iR2422 series
308 pages
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May 12 2014
Service Manual
iR2422/2420/2320/2318 Series

Table of Contents

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Canon iR2422 series Specifications

General IconGeneral
Copy ResolutionUp to 600 x 600 dpi
Max Paper SizeA4
ConnectivityUSB, Ethernet
Paper Output100 sheets
FunctionsPrint, Copy, Scan
Print Speed (A4/B/W)22 ppm
Copy Speed (A4)Up to 22 ppm (A4)
Scan Resolution600 x 600 dpi
Scanner TypeFlatbed
Paper Capacity250 sheets
InterfaceUSB 2.0, 10/100 Base-TX
Operating System CompatibilityWindows, Mac, Linux
Paper Input (Standard)250 sheets
Paper SizesA4, A5, B5, Legal, Letter, Executive
Paper Weight60 to 163 gsm
Multiple Copy1-99 copies
Zoom25-400%
Scan toUSB

Summary

Chapter 1 Introduction

System Construction and Configuration

Details various configurations of pickup, delivery, and other accessories for the machine.

User Maintenance Procedures

Guides on user maintenance items and cleaning procedures for the machine.

Safety Precautions for Operation

Provides essential safety information regarding laser light, toner, and fire hazards.

Product Specifications and Part Identification

Lists and diagrams of machine parts and overall product specifications and technical details.

Machine Operation and User Settings

Guides on operating the machine and configuring user-selectable settings and modes.

Functionality and Performance Details

Lists machine functions, printing speeds, and performance specifications.

Chapter 2 Installation

Site Preparation and Unpacking Procedures

Checks for installation site conditions and points to consider before starting the installation work.

Component Verification and Initial Checks

Steps for unpacking the machine and verifying all included components and documentation.

Accessory and Heater Component Installation

Procedures for installing accessories and heater components like PCB and reader/cassette heaters.

Chapter 3 Main Controller

Controller Construction and Electrical Circuitry

Details the main controller assembly construction and the electrical circuitry of the image processor PCB.

Image Processing Flow and Data Handling

Explains the image processing flow and how image data is handled for copy and BDL functions.

Image Processor PCB Replacement

Step-by-step guide for replacing the image processor PCB and performing necessary adjustments.

Chapter 4 Original Exposure System

Exposure System Specifications and Components

Details specifications, control methods, and major components of the original exposure system.

Control System Configuration and Basic Sequences

Explains control system configuration, basic sequences, and various controls for the exposure system.

Image Processing, Size Detection, and Parts Replacement

Covers image processing, size detection, and procedures for replacing components like CIS, sensors, and motors.

Chapter 5 Laser Exposure

Laser Scanner Unit Overview and Specifications

Provides an overview of the laser scanner unit and its specifications and control mechanisms.

Laser Control Mechanisms and Shutter Operation

Details various controls for laser activation, intensity, scanner motor, and shutter operation.

Laser Scanner Unit Replacement

Step-by-step procedure for removing and replacing the laser scanner unit.

Chapter 6 Image Formation

Image Formation System Specifications and Components

Details specifications and major components of the image formation system, including drum and developing units.

Image Formation Process and High-Voltage Control

Explains the image formation process steps and driving/controlling the high-voltage system.

Image Formation Parts Replacement Procedures

Procedures for replacing key components like the drum unit, developing assembly, and transfer roller.

Chapter 7 Pickup/Feeding System

System Configurations and Paper Path Drawings

Covers specifications, configurations, operation methods, and paper path drawings of the pickup/feeding system.

Jam Detection and Pickup Unit Operations

Details different types of jams and the operation of the cassette pickup and manual feed units.

Pickup and Feeding Parts Replacement

Procedures for replacing various parts like rollers, sensors, solenoids, and assemblies in the pickup/feeding system.

Chapter 8 Fixing System

Fixing System Components and Control Mechanisms

Details the specifications, control mechanisms, and major components of the fixing system.

Fixing Film Speed and Temperature Control

Explains the control of fixing film speed and temperature, including target temperatures by mode.

Fixing System Parts Replacement Procedures

Procedures for removing and replacing components of the fixing system, such as the fixing unit, pressure roller, and fixing film.

Chapter 9 External and Controls

Control Panel, Fans, and Power Supply System

Details the control panel, fan control, and power supply system configuration and protection functions.

External Cover and Main Drive Assembly Removal

Procedures for removing external covers and the main drive assembly.

PCB and Component Replacement Procedures

Steps for replacing various PCBs like power supply, DC controller, operation panel, and fixing driver motor.

Chapter 10 Maintenance and Inspection

Periodically Replaced Parts and Durables Information

Information on parts that require periodic replacement due to wear or damage, and durable components.

Scheduled Servicing Procedures Overview

Outlines the procedures for scheduled servicing of the reader and printer units.

Chapter 11 Standards and Adjustments

Scanning System and Image Formation Adjustments

Procedures for adjustments after replacing CIS or developing assembly, and electrical component procedures.

Chapter 12 Correcting Faulty Images

Initial Checks and Electrical Component Identification

Guides on initial checks and provides an overview of electrical components like clutches, motors, sensors, and PCBs.

Chapter 13 Self Diagnosis

Error Code and Jam Code Reference

Provides tables and detailed explanations of error codes and jam codes for troubleshooting.

Chapter 14 Service Mode

Service Mode Overview, Menus, and Settings

Details how to use the service mode, its menus, and default settings for scan and printer adjustments.

Adjustments and Data Clearing Procedures

Explains various adjustments like CIS position and print position, and procedures for clearing data.

Chapter 15 Upgrading

System Software and Firmware Update Procedures

Step-by-step guide for downloading system software and boot programs to upgrade the machine.

Chapter 16 Service Tools

Special Tools, Oils, and Solvents for Servicing

Lists special tools, oils, and solvents required for servicing the machine.

Chapter 17 Backup Data

Data Storage and Service Function Management

Information on data to be stored, replacement procedures, and service functions for managing data.

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