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Canon iR2020, iR2016 Series, Service Manual

Service Manual Canon iR2020, iR2016 Series;
This manual, Canon iR2020, iR2016 Series, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Canon iR2020, iR2016 Series copier.
You can print, zoom or read any diagram, picture or page from this Service Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Canon iR2020, iR2016 Series photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Chapter 1: INTRODUCTION
1.1 System Construction
1.1.1 Pickup/ Delivery /Original Handling Accessories System Configuration (iR2020/iR2020J)
1.1.2 Pickup/ Delivery /Original Handling Accessories System Configuration (iR2016/iR2016J)
1.1.3 Pickup/ Delivery /Original Handling Accessories System Configuration (iR2020i)
1.1.4 Pickup/ Delivery /Original Handling Accessories System Configuration (iR2016i)
1.1.5 Reader Heater/ Cassette Heater System Configuration (iR2020/iR2020J/iR2016/iR2016J)
1.1.6 Reader Heater/ Cassette Heater System Configuration (iR2020i)
1.1.7 Reader Heater/ Cassette Heater System Configuration (iR2016i)
1.1.8 Printing/Transmitting Accessories System Configuration (iR2020J/iR2016J)
1.1.9 Printing/Transmitting Accessories System Configuration (iR2020/iR2016)
1.1.10 Printing/Transmitting Accessories System Configuration (iR2020i/iR2016i)
1.1.11 Functions of the Printing/Transmission Functions (iR2020/iR2016)
1.1.12 Functions of the Printing/Transmission Functions (iR2020i/iR2016i)
1.2 Product Specifications
1.2.1 Names of Parts
1.2.1.1 External View (iR2020/iR2020J)
1.2.1.2 External View (iR2020i)
1.2.1.3 External View (iR2016/iR2016J)
1.2.1.4 External View (iR2016i)
1.2.1.5 Cross-Section
1.2.2 Using the Machine
1.2.2.1 Turning On the Power Switch (iR2020/iR2020J/iR2016/iR2016J)
1.2.2.2 Turning On the Power Switch (iR2020i/iR2016i)
1.2.2.3 When Turning Off the Main Power Switch (iR2020/iR2020J/iR2016/iR2016J)
1.2.2.4 When Turning Off the Main Power Switch (iR2020i/iR2016i)
1.2.2.5 Control Panel (iR2020/iR2020J/iR2016/iR2016J)
1.2.2.6 Control Panel (iR2020i/iR2016i)
1.2.3 User Mode Items
1.2.3.1 Common Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.2 Common Settings (iR2020i/iR2016i)
1.2.3.3 Copy Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.4 Timer Settings (iR2020i/iR2016i)
1.2.3.5 FAX Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.6 Adjustment/Cleaning (iR2020i/iR2016i)
1.2.3.7 Address Book Set
1.2.3.8 Report Settings (iR2020i/iR2016i)
1.2.3.9 Printer Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.10 System Settings (iR2020i/iR2016i)
1.2.3.11 Timer Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.12 Copy Settings (iR2020i/iR2016i)
1.2.3.13 Report Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.14 Communication Settings (iR2020i/iR2016i)
1.2.3.15 Adjust./Cleaning (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.16 Printer Settings (iR2020i/iR2016i)
1.2.3.17 System Settings (iR2020/iR2020J/iR2016/iR2016J)
1.2.3.18 Address Book Settings (iR2020i/iR2016i)
1.2.3.19 Recommended setting of system management information
1.2.3.20 The Reference Information of the Department ID Management
1.2.4 Maintenance by the User
1.2.4.1 User Maintenance Items
1.2.4.2 Cleaning (iR2020/iR2020J/iR2016/iR2016J)
1.2.4.3 Cleaning (iR2020i/iR2016i)
1.2.5 Safety
1.2.5.1 Safety of the Laser Light
1.2.5.2 CDRH Regulations
1.2.5.3 Handling the Laser Unit (iR2020/iR2020J/iR2016/iR2016J)
1.2.5.4 Handling the Laser Unit (iR2020i/iR2016i)
1.2.5.5 Safety of Toner
1.2.5.6 Point to Note about Fire
1.2.5.7 Cautions as to the replacement and disposal of lithium battery
1.2.6 Product Specifications
1.2.6.1 Product Specifications
1.2.7 Function List
1.2.7.1 Printing Speed (iR2020/iR2020J)
1.2.7.2 Printing Speed (iR2020i)
1.2.7.3 Printing Speed (iR2016/iR2016J)
1.2.7.4 Printing Speed (iR2016i)
1.2.7.5 Types of Paper

Chapter 2: INSTALLATION
2.1 Making Pre-Checks
2.1.1 Selecting the Site of Installation
2.1.2 Before Starting the Work (230V EUR)
2.1.3 Before Starting the Work (230V EUR)
2.2 Unpacking and Installation
2.2.1 Unpacking and Removing the Packaging Materials
2.2.2 Unpacking and Removing the Packaging Materials
2.2.3 Installing the Drum Unit
2.2.4 Installing the Toner Bottle
2.2.5 Installing the Toner Bottle
2.2.6 Setting the Cassettes
2.2.7 Attaching the Ferrite Core
2.2.8 Attaching the Ferrite Core
2.2.9 Checking the Image Quality
2.2.10 Setting the Country/Region
2.2.11 Setting the Country/Region
2.2.12 Setting the Date and Time
2.2.13 Setting the Date and Time
2.2.14 Attaching Other Parts
2.3 Checking the Connection to the Network
2.3.1 Checking the Network Connection
2.3.2 Checking the Network Connection
2.4 Flow of Accessory Installation
2.4.1 Flow of Accessary Installation
2.4.2 Flow of Accessary Installation
2.4.3 Flow of Accessary Installation
2.5 Installing the Card Reader
2.5.1 Points to Note
2.5.2 Checking the Contents
2.5.3 Installation Procedure
2.5.4 Registering the Card IDs
2.5.5 Registering the Card IDs
2.6 Installing the Heater PCB
2.6.1 Preparing the parts
2.6.2 Preparing the Host Machine
2.6.3 Installing the Heater PCB
2.7 Installing the Reader Heater
2.7.1 Preparing the parts
2.7.2 Installing the Reader Heater Harness
2.7.3 Removing Reader Components
2.7.4 Removing Parts at the Left of the Reader
2.7.5 Installing the Reader Heater
2.8 Installing the Cassette Heater
2.8.1 Preparing the parts
2.8.2 Preparing the Host Machine
2.8.3 Installing the Cassette Heater
2.9 Installing the Control Card Cable
2.9.1 Preparing the parts
2.9.2 Installing the Control Card Cable

Chapter 3: MAIN COTROLLER
3.1 Construction
3.1.1 Construction and Mechanisms
3.1.2 Construction and Mechanisms
3.2 Construction of the Electrical Circuitry
3.2.1 Image Processor PCB
3.3 Image Processing
3.3.1 Overview of the Image Flow
3.3.2 Construction of the Image Processing Module
3.3.3 Reader Unit Input Image Processing
3.3.4 Compressio/ Extesion/ Editing Block
3.3.5 Compressio/ Extesion/ Editing Block
3.3.6 Printer unit Output Image Processing
3.4 Flow of Image Data
3.4.1 Flow of Image Data According to Copy Functions
3.4.2 Flow of Image Data for the SEND Function
3.4.3 Flow of Image Data for the Fax Transmission
3.4.4 Flow of Image Data for the Fax Reception Function
3.4.5 Flow of Image Data for the PDL Function
3.5 Parts Replacement Procedure
3.5.1 Main Controller PCB
3.5.1.1 Removing the Rear Cover
3.5.1.2 Removing the Left Cover (Rear)
3.5.1.3 Removing the RAM Cover
3.5.1.4 Removing the SDRAM
3.5.1.5 Removing the LAN Cover
3.5.1.6 Removing the IP Cover
3.5.1.7 Removing the IP Cover
3.5.1.8 Removing the image processor PCB
3.5.1.9 Procedure after Replacing the Image Processor PCB (iR2020/iR2020J/iR2016/iR2016J)
3.5.1.10 Procedure after Replacing the Image Processor PCB (iR2020i/iR2016i)
3.5.2 SDRAM
3.5.2.1 Removing the Rear Cover
3.5.2.2 Removing the RAM Cover
3.5.2.3 Removing the SDRAM

Chapter 4: ORIGINAL EXPOSURE SYSTEM
4.1 Construction
4.1.1 Specifications, Control Methods, and Functions (iR2020/iR2020J/iR2020i)
4.1.2 Specifications, Control Methods, and Functions (iR2016/iR2016J/iR2016i)
4.1.3 Major Components (iR2020/iR2020J/iR2020i)
4.1.4 Major Components (iR2016/iR2016J/iR2016i)
4.1.5 Control System Configuration (iR2020/iR2020J/iR2020i)
4.1.6 Control System Configuration (iR2016/iR2016J/iR2016i)
4.1.7 Reader Controller PCB (iR2020/iR2020J/iR2020i)
4.1.8 Reader Controller PCB (iR2016/iR2016J/iR2016i)
4.2 Basic Sequence
4.2.1 Basic Sequence at Power-on
4.2.2 Basic Sequence after Depression of Start Key (Book mode, One Sheet of original)
4.2.3 Basic Sequence after Depression of Start Key (ADF Mode, One Sheet of Original)
4.3 Various Control
4.3.1 Controlling the Scanner Drive System
4.3.1.1 Outline
4.3.1.2 Reader Motor Control
4.3.2 Contact Image Sensor (CIS)
4.3.2.1 Outline
4.3.2.2 Analog Control Performed by the CIS (iR2020/iR2020J/iR2016/iR2016J)
4.3.2.3 Analog Control Performed by the CIS (iR2020i/iR2016i)
4.3.3 Enlargement/Reduction
4.3.3.1 Magnification Change in Vertical Scan Direction
4.3.3.2 Magnification Change in Horizontal Scan Direction
4.3.4 Detecting the Size of Originals
4.3.4.1 Outline
4.3.4.2 Outline of Original Size Detection
4.3.5 Dirt Sensor Control
4.3.5.1 Outline
4.3.6 Image Processing
4.3.6.1 Outline
4.3.6.2 CMOS Sensor Drive
4.3.6.3 CMOS Sensor Output Gain Correction and Offset Correction
4.3.6.4 CMOS Sensor Output A/D Conversion
4.3.6.5 Shading Correction (Outline)
4.3.6.6 Shading Adjustment
4.3.6.7 Shading Correction
4.4 Parts Replacement Procedure
4.4.1 Copyboard glass
4.4.1.1 Removing the Copyboard glass
4.4.1.2 Procedure after Replacing the Copyboard Glass (iR2020i/iR2016i)
4.4.1.3 Removing the ADF Reading Glass
4.4.2 Reader Controller PCB
4.4.2.1 Removing the Rear Cover
4.4.2.2 Removing the Right Cover (Lower)
4.4.2.3 Removing the Right Cover (Upper)
4.4.2.4 Removing the Left Cover (Rear)
4.4.2.5 Removing the Reader Rear Cover
4.4.2.6 Removing the Copyboard glass
4.4.2.7 Removing the Reader Controller PCB
4.4.3 Scanner Motor
4.4.3.1 Removing the Rear Cover
4.4.3.2 Removing the Right Cover (Lower)
4.4.3.3 Removing the Right Cover (Upper)
4.4.3.4 Removing the Left Cover (Rear)
4.4.3.5 Removing the Reader Rear Cover
4.4.3.6 Removing the Scanner Motor
4.4.4 Contact sensor
4.4.4.1 Removing the Rear Cover
4.4.4.2 Removing the Right Cover (Lower)
4.4.4.3 Removing the Right Cover (Upper)
4.4.4.4 Removing the Left Cover (Rear)
4.4.4.5 Removing the Reader Rear Cover
4.4.4.6 Removing the Copyboard glass
4.4.4.7 Removing the Contact Image Sensor (CIS)
4.4.4.8 Procedure after Replacing the CIS (iR2020/iR2020J/iR2016/iR2016J)
4.4.4.9 Procedure after Replacing the CIS (iR2020i/iR2016i)
4.4.5 Copyboard Cover Open/Close Sensor
4.4.5.1 Removing the Rear Cover
4.4.5.2 Removing the Right Cover (Lower)
4.4.5.3 Removing the Right Cover (Upper)
4.4.5.4 Removing the Left Cover (Rear)
4.4.5.5 Removing the Reader Rear Cover
4.4.5.6 Removing the Copyboard Cover Open/Close Sensor (Front/Rear)
4.4.6 Contact Sensor HP Sensor
4.4.6.1 Removing the Copyboard glass
4.4.6.2 Removing the ADF Reading Glass
4.4.6.3 Removing the Contact Sensor HP Sensor
4.4.7 Original Size Sensor
4.4.7.1 Removing the Copyboard glass (iR2020/iR2020J/iR2020i)
4.4.7.2 Removing the Original Sensor (Vertical Scan Direction) (iR2020/iR2020J/iR2020i)
4.4.7.3 Removing the Original Sensor (Horizontal Scan Direction) (iR2020/iR2020J/iR2020i)
4.4.8 Reader Heater (option)
4.4.8.1 Removing the Copyboard glass
4.4.8.2 Removing the Reader Heater (Right)
4.4.8.3 Removing the Reader Front Cover
4.4.8.4 Removing the ADF Reading Glass
4.4.8.5 Removing the Reader Heater (Left)

Chapter 5: LASER EXPOSURE
5.1 Construction
5.1.1 Overview
5.1.2 Specifications and Control Mechanism
5.1.3 Specifications and Control Mechanism
5.1.4 Main Components
5.1.5 Control System Configuration
5.2 Various Controls
5.2.1 Controlling the Laser Activation Timing
5.2.1.1 Laser Emission ON/OFF Control
5.2.1.2 Laser Emission ON/OFF Control
5.2.1.3 Horizontal Synchronization Control
5.2.1.4 Horizontal Synchronization Control
5.2.2 Controlling the Intensity of Laser Light
5.2.2.1 Automatic Photocurrent Control (APC)
5.2.3 Controlling the Laser Scanner Motor
5.2.3.1 Laser Scanner Motor Control
5.2.4 Controlling the Laser Shutter
5.2.4.1 Laser Shutter Control
5.3 Parts Replacement Procedure
5.3.1 Laser Scanner Unit
5.3.1.1 Removing the Rear Cover
5.3.1.2 Removing the Right Cover (Lower)
5.3.1.3 Removing the Delivery Tray
5.3.1.4 Removing the Laser Scanner Unit

Chapter 6: IMAGE FORMATION
6.1 Construction
6.1.1 Specifications of Image Formation System
6.1.2 Major Components of Image Formation System
6.2 Image Formation Process
6.2.1 Image Formation Process
6.3 Basic Sequence
6.3.1 Basic Sequence of Operation
6.4 Driving and Controlling the High-Voltage System
6.4.1 Outline
6.5 Drum Unit
6.5.1 Outline of the Drum Unit
6.5.1.1 Outline
6.5.2 Charging Mechanism
6.5.2.1 Primary Charging Bias Control
6.6 Developing Unit
6.6.1 Outline
6.6.2 Developing Bias Control
6.7 Toner Container
6.7.1 Outline
6.8 Transfer Unit
6.8.1 Outline of the Transfer Unit
6.8.1.1 Outline
6.8.2 Controlling the Transfer Bias
6.8.2.1 Transfer Roller Bias Control
6.8.3 Separation Mechanism
6.8.3.1 Static Eliminator Bias Control
6.9 Photosensitive Drum Cleaning
6.9.1 Outline
6.9.2 Waste Toner Full Detection
6.10 Parts Replacement Procedure
6.10.1 Drum Unit
6.10.1.1 Removing the Drum Unit
6.10.2 Developing Assembly
6.10.2.1 Removing the Drum Unit
6.10.2.2 Removing the Rear Cover
6.10.2.3 Removing the Right Cover (Lower)
6.10.2.4 Removing the Delivery Tray
6.10.2.5 Removing the Developing Assembly
6.10.2.6 Precautions about Installation of Developing Assembly
6.10.2.7 Procedure after Replacing the Developing Assembly
6.10.3 Transfer Charging Roller
6.10.3.1 Removing the Transfer Charging Roller

Chapter 7: PICKUP/FEEDING SYSTEM
7.1 Construction
7.1.1 Specifications/Configuration/Operation Methods
7.1.2 Locations of Main Units
7.1.3 Roller Layout Drawing
7.1.4 Paper Path Drawing(Printer on its own)
7.1.5 Paper Path Drawing(Finisher-U1)
7.1.6 Paper Path Drawing(Duplex Unit-A1/Finisher-U1)
7.1.7 Paper Path Drawing(Duplex-A1)
7.1.8 Paper Path Drawing(Duplex-A1/Inner 2Way Tray-E1)
7.1.9 Paper Path Drawing(Inner 2Way Tray-E1)
7.1.10 Sensor Layout Drawing
7.2 Detecting Jams
7.2.1 Delay Jams
7.2.1.1 Delay Jam in Pickup Assembly
7.2.1.2 Delay Jam in Delivery Assembly (Paper Leading Edge Jam at First Delivery Sensor/Wound Paper Jam at Fixing Assembly) 7-6
7.2.2 Stationary Jams
7.2.2.1 Stationary Jam in Pickup Assembly
7.2.2.2 Stationary Jam in Delivery Assembly (Paper Trailing Edge Stationary Jam at First Delivery Sensor/Stationary Jam at First Delivery Sensor)
7.2.3 Other Jams
7.2.3.1 Door Open Jam
7.3 Cassette Pick-Up Unit
7.3.1 Overview
7.3.2 Cassette Pickup Operation
7.3.3 Cassette Paper Size Detection
7.4 Manual Feed Pickup Unit
7.4.1 Overview
7.4.2 Post-pickup Control after Multi Manual Feed Pickup
7.5 Parts Replacement Procedure
7.5.1 Pickup Roller
7.5.1.1 Removing the Cassette Paper Pickup Roller
7.5.2 Cassette Pickup Assembly
7.5.2.1 Removing the Lower-left Cover
7.5.2.2 Removing the Cassette Pickup Assembly
7.5.3 Cassette Size Sensor
7.5.3.1 Removing the Paper Size Detection Switches
7.5.4 Cassette Retry Paper Sensor
7.5.4.1 Removing the Lower-left Cover
7.5.4.2 Removing the Cassette Pickup Assembly
7.5.4.3 Removing the Retry Sensor
7.5.5 Cassette Paper Sensor
7.5.5.1 Removing the Lower-left Cover
7.5.5.2 Removing the Cassette Pickup Assembly
7.5.5.3 Removing the Cassette Paper Presence/Absence Sensor
7.5.6 Cassette Pickup Solenoid
7.5.6.1 Removing the Lower-left Cover
7.5.6.2 Removing the Cassette Pickup Assembly
7.5.6.3 Removing the Cassette Pickup Solenoid
7.5.7 Manual Pickup Roller
7.5.7.1 Removing the Drum Unit
7.5.7.2 Removing the Transfer Registration Unit
7.5.7.3 Removing the Feed Guide
7.5.7.4 Removing the Multifeeder Pickup Roller
7.5.8 Manual Feed Tray paper sensor
7.5.8.1 Removing the Drum Unit
7.5.8.2 Removing the Transfer Registration Unit
7.5.8.3 Removing the Feed Guide
7.5.8.4 Removing the Multifeeder Paper Presence/Absence Sensor
7.5.9 Manual Feed Pickup Solenoid
7.5.9.1 Removing the Drum Unit
7.5.9.2 Removing the Transfer Registration Unit
7.5.9.3 Removing the Feed Guide
7.5.9.4 Removing the Multifeeder Connector Cover
7.5.9.5 Removing the Multifeeder Unit
7.5.9.6 Removing the Multifeeder Pickup Solenoid
7.5.10 Registration Roller
7.5.10.1 Removing the Drum Unit
7.5.10.2 Removing the Registration Roller
7.5.11 Registration Clutch
7.5.11.1 Removing the Rear Cover
7.5.11.2 Removing the Registration Clutch
7.5.12 Separation Roller
7.5.12.1 Removing the Feed and Separation Rollers
7.5.13 Separation Pad
7.5.13.1 Removing the Drum Unit
7.5.13.2 Removing the Transfer Registration Unit
7.5.13.3 Removing the Feed Guide
7.5.13.4 Removing the Multifeeder Pickup Roller
7.5.13.5 Removing the Separation Pad

Chapter 8: FIXING SYSTEM
8.1 Construction
8.1.1 Specifications, Control Mechanisms, and Functions
8.1.2 Major Components
8.2 Various Control Mechanisms
8.2.1 Controlling the Speed of the Fixing Film
8.2.1.1 Controlling the Fixing Film Speed
8.2.2 Controlling the Fixing Film Temperature
8.2.2.1 Outline
8.2.2.2 Controlling the Fixing Film Temperature
8.2.2.3 Target Temperatures by Mode
8.2.3 Detecting the Passage of Paper
8.2.3.1 Detecting the Passage of Paper
8.3 Protective Functions
8.3.1 Protective Functions
8.4 Parts Replacement Procedure
8.4.1 Fixing Unit
8.4.1.1 Removing the Drum Unit
8.4.1.2 Removing the rear cover
8.4.1.3 Removing the Left Cover (Rear)
8.4.1.4 Removing the Left Door
8.4.1.5 Removing the Fixing Unit
8.4.2 Pressure Roller
8.4.2.1 Removing the Drum Unit
8.4.2.2 Removing the rear cover
8.4.2.3 Removing the Left Cover (Rear)
8.4.2.4 Removing the Left Door
8.4.2.5 Removing the Fixing Unit
8.4.2.6 Removing the Fixing Film Unit
8.4.2.7 Removing the Pressure Roller
8.4.3 Fixing Film
8.4.3.1 Removing the Drum Unit
8.4.3.2 Removing the rear cover
8.4.3.3 Removing the Left Cover (Rear)
8.4.3.4 Removing the Left Door
8.4.3.5 Removing the Fixing Unit
8.4.3.6 Removing the Fixing Film Unit
8.4.4 Fixing Delivery Sensor
8.4.4.1 Removing the Drum Unit
8.4.4.2 Removing the Rear Cover
8.4.4.3 Removing the Left Cover (Rear)
8.4.4.4 Removing the Left Door
8.4.4.5 Removing the Fixing Unit
8.4.4.6 Removing the Fixing Delivery Sensor
8.4.5 Fixing Film Sensor
8.4.5.1 Removing the Drum Unit
8.4.5.2 Removing the Rear Cover
8.4.5.3 Removing the Left Cover (Rear)
8.4.5.4 Removing the Left Door
8.4.5.5 Removing the Fixing Unit
8.4.5.6 Removing the Fixing Film Sensor

Chapter 9: EXTERNAL AND CONTROLS
9.1 Control Panel
9.1.1 Overview (iR2020/iR2020J/iR2016/iR2016J)
9.1.2 Overview (iR2020i/iR2016i)
9.2 Fans
9.2.1 Overview (iR2020/iR2020J/iR2016/iR2016J)
9.2.2 Overview (iR2020i/iR2016i)
9.2.3 Fan Control
9.3 Power Supply System
9.3.1 Power Supply
9.3.1.1 Outline (iR2020/iR2020J/iR2016/iR2016J)
9.3.1.2 Outline (iR2020i/iR2016i)
9.3.1.3 Rated Output of the Power Supply PCB
9.3.2 Protection Function
9.3.2.1 Protective Mechanisms
9.4 Parts Replacement Procedure
9.4.1 Main Drive Assembly
9.4.1.1 Removing the Drum Unit
9.4.1.2 Removing the Rear Cover
9.4.1.3 Removing the Left Cover (Rear)
9.4.1.4 Removing the Main Motor
9.4.1.5 Removing the Registration Clutch
9.4.1.6 Removing the Main Drive Unit
9.4.2 Fixing Drive Assembly
9.4.2.1 Removing the Drum Unit
9.4.2.2 Removing the Rear Cover
9.4.2.3 Removing the Left Cover (Rear)
9.4.2.4 Removing the Left Door
9.4.2.5 Removing the Fixing Unit
9.4.2.6 Removing the SDRAM
9.4.2.7 Removing the SDRAM
9.4.2.8 Removing the LAN Cover
9.4.2.9 Removing the IP Cover
9.4.2.10 Removing the IP Cover
9.4.2.11 Removing the Image Processor PCB Mount
9.4.2.12 Removing the Fixing Drive Unit
9.4.3 Power Supply Unit
9.4.3.1 Removing the Rear Cover
9.4.3.2 Removing the Right Cover (Lower)
9.4.3.3 Removing the Delivery Tray
9.4.3.4 Removing the Main Power Supply PCB
9.4.4 Control Panel
9.4.4.1 Removing the Reader Front Cover
9.4.4.2 Removing the Operation Panel Unit (iR2020/iR2020J/iR2016/iR2016J)
9.4.4.3 Removing the Operation Panel Unit (iR2020i/iR2016i)
9.4.5 DC Controller PCB
9.4.5.1 Removing the Rear Cover
9.4.5.2 Removing the DC Controller PCB
9.4.6 Option Power Supply PCB
9.4.6.1 Removing the Rear Cover
9.4.6.2 Removing the Right Cover (Lower)
9.4.6.3 Removing the Delivery Tray
9.4.6.4 Removing the Option Power Supply PCB
9.4.7 HVT PCB
9.4.7.1 Removing the Rear Cover
9.4.7.2 Removing the Right Cover (Lower)
9.4.7.3 Removing the Delivery Tray
9.4.7.4 Removing the Main Power Supply PCB
9.4.7.5 Removing the HVT PCB
9.4.8 Fixing Heat Discharge Fan
9.4.8.1 Removing the Fixing Heat Discharge Fan
9.4.9 Fan Filter
9.4.9.1 Removing the Fan Filter
9.4.10 Motor of Main Drive Assembly
9.4.10.1 Removing the Rear Cover
9.4.10.2 Removing the Main Motor
9.4.11 Fixing Driver Motor
9.4.11.1 Removing the Rear Cover
9.4.11.2 Removing the Left Cover (Rear)
9.4.11.3 Removing the RAM Cover
9.4.11.4 Removing the SDRAM
9.4.11.5 Removing the LAN Cover
9.4.11.6 Removing the IP Cover
9.4.11.7 Removing the IP Cover
9.4.11.8 Removing the Image Processor PCB Mount
9.4.11.9 Removing the Fixing Unit Drive Motor
9.4.12 Left Door
9.4.12.1 Removing the Drum Unit
9.4.12.2 Removing the Rear Cover
9.4.12.3 Removing the Left Cover (Rear)
9.4.12.4 Removing the Left Door

Chapter 10: MAINTENANCE AND INSPECTION
10.1 Periodically Replaced Parts
10.1.1 Overview
10.1.2 Reader Unit
10.1.3 Printer Unit
10.2 Durables and Consumables
10.2.1 Overview
10.2.2 Reader Unit
10.2.3 Printer Unit
10.3 Scheduled Servicing Basic Procedure
10.3.1 Scheduled Servicing

Chapter 11: STANDARDS AND ADJUSTMENTS
11.1 Scanning System
11.1.1 Procedure after Replacing the CIS (iR2020/iR2020J/iR2016/iR2016J)
11.1.2 Procedure after Replacing the CIS (iR2020i/iR2016i)
11.1.3 Procedure after Replacing the Copyboard Glass (iR2020i/iR2016i)
11.2 Image Formation System
11.2.1 Procedure after Replacing the Developing Assembly
11.3 Electrical Components
11.3.1 Procedure after Replacing the Image Processor PCB (iR2020/iR2020J/iR2016/iR2016J)
11.3.2 Procedure after Replacing the Image Processor PCB (iR2020i/iR2016i)
11.3.3 Procedure after Replacing the USB Memory (iR2020i/iR2016i)
11.3.4 Actions to Take before All Clearing (Backing up the User Data)

Chapter 12: CORRECTING FAULTY IMAGES
12.1 Making lnitial Checks
12.1.1 Site Environment
12.1.2 Checking the Paper
12.1.3 Checking the Placement of Paper
12.1.4 Checking the Durables
12.1.5 Checking the Units and Functional Systems
12.1.6 Others
12.2 Outline of Electrical Components
12.2.1 Clutch/Solenoid
12.2.1.1 List of Clutches/Solenoids
12.2.2 Motor
12.2.2.1 List of Motors
12.2.3 Fan
12.2.3.1 List of Fans
12.2.4 Sensor
12.2.4.1 List of Sensors
12.2.5 Switch
12.2.5.1 List of Switches
12.2.6 Lamps, Heaters, and Others
12.2.6.1 List of Lamps, Heaters, and Others
12.2.7 PCBs
12.2.7.1 List of PCBs

Chapter 13: SELF DIAGNOSIS
13.1 Error Code Table
13.1.1 List of Error Codes
13.2 Error Code Details
13.2.1 Error Code Details
13.3 Jam Code
13.3.1 Jam Codes (Related to Printer Unit)
13.3.2 Jam Codes (Related to Finisher)
13.3.3 Jam Codes (Related to ADF)
13.3.4 Jam Codes (Related to Duplex Unit)
13.3.5 Jam Codes (Related to Inner 2-way Tray)
13.4 Finisher Error Codes
13.4.1 Error Code Details
13.5 FAX Error Codes
13.5.1 Outline
13.5.1.1 Error Code Outline
13.5.2 User Error Code
13.5.2.1 User Error Code
13.5.3 Service Error Code
13.5.3.1 Service Error Code

Chapter 14: SERVICE MODE
14.1 Outline
14.1.1 Outline of Service Mode (iR2020/iR2020J/iR2016/iR2016J)
14.1.2 Outline of Service Mode (iR2020i/iR2016i)
14.1.3 Using the Mode (iR2020/iR2020J/iR2016/iR2016J)
14.1.4 Using the Mode (iR2020i/iR2016i)
14.2 Default settings
14.2.1 Service Mode Menus
14.3 Setting of Bit Switch (SSSW)
14.3.1 Outline
14.3.1.1 Bit Switch Composition
14.3.2 SSSW-SW01
14.3.2.1 List of Functions
14.3.2.2 Detailed Discussions of Bit 0
14.3.3 SSSW-SW03
14.3.3.1 List of Functions
14.3.3.2 Detailed Discussions of Bit 7
14.3.4 SSSW-SW04
14.3.4.1 List of Functions
14.3.4.2 Detailed Discussions of Bit 2
14.3.4.3 Detailed Discussions of Bit 3
14.3.4.4 Detailed Discussions of Bit 4
14.3.4.5 Detailed Discussions of Bit 6
14.3.4.6 Detailed Discussions of Bit 7
14.3.5 SSSW-SW05
14.3.5.1 List of Functions
14.3.5.2 Detailed Discussions of Bit 1
14.3.5.3 Detailed Discussions of Bit 2
14.3.6 SSSW-SW12
14.3.6.1 List of Functions
14.3.7 SSSW-SW13
14.3.7.1 List of Functions
14.3.7.2 Detailed Discussions of Bit 2
14.3.8 SSSW-SW14
14.3.8.1 List of Functions
14.3.8.2 Detailed Discussions of Bit 2
14.3.8.3 Detailed Discussions of Bit 4
14.3.9 SSSW-SW28
14.3.9.1 List of Functions
14.3.9.2 Detailed Discussions of Bit 0
14.3.9.3 Detailed Discussions of Bit 1
14.3.9.4 Detailed Discussions of Bit 2
14.3.9.5 Detailed Discussions of Bit 3
14.3.9.6 Detailed Discussions of Bit 4
14.3.9.7 Detailed Discussions of Bit 5
14.3.10 SSSW-SW30
14.3.10.1 List of Functions
14.3.10.2 Detailed Discussions of Bit 5
14.3.11 SSSW-SW33
14.3.11.1 List of Functions
14.3.11.2 Detailed Discussions of Bit 0
14.3.11.3 Detailed Discussions of Bit 1
14.3.11.4 Detailed Discussions of Bit 2
14.3.11.5 Detailed Discussions of Bit 3
14.3.12 SSSW-SW34
14.3.12.1 List of Functions
14.3.12.2 Detailed Discussions of Bit 0
14.3.12.3 Detailed Discussions of Bit 1
14.4 Setting of Menu Switch (Menu)
14.4.1 Menu Switch Composition
14.4.2
14.4.3
14.4.4
14.4.5
14.4.6
14.4.7
14.5 Setting of Numeric Parameter (NUMERIC Param.)
14.5.1 Numerical Parameter Composition
14.5.2 14- 15
14.5.3
14.5.4
14.5.5
14.5.6
14.5.7
14.5.8
14.5.9
14.5.10
14.5.11
14.5.12
14.5.13
14.5.14
14.5.15
14.6 Setting of Scanner Functions (SCANNER)
14.6.1 Setting of Bit Switch
14.6.2 Numeric Parameter Functional configuration
14.6.3
14.6.4
14.6.5
14.6.6
14.6.7
14.6.8
14.6.9
14.6.10
14.6.11
14.6.12
14.6.13
14.6.14
14.6.15
14.6.16
14.6.17
14.6.18
14.6.19
14.6.20
14.6.21
14.6.22
14.6.23
14.6.24 (iR2020i/iR2016i)
14.6.25 (iR2020i/iR2016i)
14.6.26 (iR2020i/iR2016i)
14.7 Setting of Printer Functions (PRINTER)
14.7.1 Service Soft Switch Settings (PRINTER)
14.7.1.1 SSSW-SW05
14.7.1.2 SSSW-SW14
14.7.1.3 SSSW-SW15
14.7.2 Numerin Parameter Settings (Numeric Prama.)
14.7.2.1 List of Functions
14.7.2.2
14.7.2.3
14.7.2.4
14.7.2.5
14.7.2.6
14.7.2.7
14.7.2.8
14.7.2.9
14.7.2.10
14.7.2.11
14.7.2.12
14.7.2.13
14.7.2.14
14.7.2.15
14.7.2.16
14.7.2.17
14.7.3 Setting of Cassette (CST)
14.7.3.1 Special Standard-sized Paper Compatibility
14.8 Setting of System Functions (SYSTEM)
14.8.1 Bit Switch Settings
14.9 Registration of Accessories (ACC)
14.9.1 Accessory Registration
14.10 Display of Counter Information (COUNTER)
14.10.1 Counters
14.10.2 Clearing Counters
14.11 Service Report (REPORT)
14.11.1 Report Output
14.11.2 System Data List
14.11.3 System Dump List
14.11.4 Counter List
14.11.5 Error Log List
14.11.6 Spec List
14.11.7 Service Label
14.12 Download (DOWNLOAD)
14.12.1 Download
14.13 Initialization of Set Value (CLEAR)
14.13.1 Clear
14.14 Display of ROM Information (ROM)
14.14.1 ROM display
14.15 Test Mode (TEST)
14.15.1 Outline
14.15.2 Test Mode Menu List (iR2020/iR2020J/iR2016/iR2016J)
14.15.3 Test Mode Menu List (iR2020i/iR2016i)
14.15.4 D-RAM Test
14.15.5 Scan Test ((2) SCAN TEST)
14.15.6 Print Test ((3) PRINT TEST)
14.15.7 MODEM Test ((4) MODEM TEST)
14.15.8 Function Test ((6) FUNCTION TEST) (iR2020/iR2020J)
14.15.9 Function Test ((6) FUNCTION TEST) (iR2016/iR2016J)
14.15.10 Function Test ((6) FUNCTION TEST) (iR2020i)
14.15.11 Function Test ((6) FUNCTION TEST) (iR2016i)
14.15.12 Roller cleaning mode ((0) ROLLER CLEAN)

Chapter 15: UPGRADING
15.1 Outline
15.1.1 Overview of Upgrade
15.1.2 Overview of Upgrade
15.1.3 Overview of Service Support Tool
15.1.4 Overview of Service Support Tool
15.2 Making Preparations
15.2.1 Registering the System Software
15.2.2 Registering the System Software
15.2.3 Connection
15.3 Downloading System Software
15.3.1 Downloading System
15.3.1.1 Downloading Procedure
15.3.1.2 Downloading Procedure
15.3.2 Downloading RUI, and Language
15.3.2.1 Downloading Procedure
15.3.3 Downloading BOOT
15.3.3.1 Downloading Procedure
15.3.4 Other Upgrade Methods
15.3.4.1 Downloading the PCL Software
15.3.4.2 Downloading the PCL Software

Chapter 16: SERVICE TOOLS
16.1 Service Tools
16.1.1 Special Tools
16.1.2 Oils and Solvents

Numbers of pages: 404.
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