Canon iR C3200 Series, iR C3220N PRT, Service Manual

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Canon iR C3200 Series, iR C3220N PRT, Service Manual

Service Manual Canon iR C3200 Series, iR C3220N PRT;
This manual, Canon iR C3200 Series, iR C3220N PRT, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Canon iR C3200 Series, iR C3220N PRT 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 iR C3200 Series, iR C3220N PRT 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 System Construction of the Pickup/Delivery Options
1.1.2 System Configuration and Print/Transmission Accessories
1.1.3 Functions of Printing/Transmission Accessories
1.1.4 Overview of Printing/Transmitting Accessories
1.2 Product Specifications
1.2.1 Names of Parts
1.2.1.1 External View
1.2.1.2 Cross Section
1.2.2 Using the Machine
1.2.2.1 Turning On the Power
1.2.2.2 Points to Note When Turning Off the Main Power Switch
1.2.2.3 Control Panel
1.2.3 User Mode Items
1.2.3.1 Common Settings
1.2.3.2 Timer Settings
1.2.3.3 Adjustments and Cleaning
1.2.3.4 Report Generation
1.2.3.5 System Control Settings
1.2.3.6 Copier Specifications Settings
1.2.3.7 Transmission/Reception Specifications Settings
1.2.3.8 Box Specifications Settings
1.2.3.9 Printer Specifications Settings
1.2.3.10 Destinations Table Specifications Settings
1.2.4 User Maintenance
1.2.4.1 Cleaning
1.2.4.2 Inspection
1.2.5 Safety
1.2.5.1 Safety of the Laser System
1.2.5.2 Regulations by the Center for Devices and Radiational Heath(CDRH)
1.2.5.3 Handling the Laser Assembly
1.2.5.4 Safety of Toner
1.2.6 Product Specifications
1.2.6.1 Type and Functions
1.2.7 Function List
1.2.7.1 Print Speed
1.2.7.2 Print Size
1.2.7.3 Others
1.2.7.4 Reader Unit Specifications

Chapter 2: INSTALLATION
2.1 Making Pre-Checks
2.1.1 Selecting the Site
2.1.2 Site Space
2.1.3 Sequence of Installing Accessories
2.1.4 Connecting the Power Cables
2.1.5 Points to Note Before Starting the Work
2.2 Unpacking and Installation
2.2.1 Checking the Contents
2.2.2 Configuring the Cassette
2.2.3 Connecting the Reader Unit
2.2.4 Removing the Fixing Members from the Printer
2.2.5 Installing the Reader Unit
2.2.6 Installing the Secondary Transfer Outside Roller Unit
2.2.7 Connecting the Power Cord
2.2.8 Mounting the Transfer Cleaning Unit
2.2.9 Fitting the Toner Container
2.2.10 Fitting the Drum Unit
2.2.11 Connecting to the Network
2.3 Checking the Connection to the Network
2.3.1 Checking the Connection to the Network
2.3.2 Using PING
2.3.3 Making Checks Using a Remote Host Address
2.4 Troubleshooting the Network
2.4.1 Troubleshooting the Network
2.4.2 Checking the Connection of the Network Cable
2.4.3 Making Checks Using a Loopback Address
2.4.4 Making a Check Using a Local Host Address
2.5 Checking the Images/Operations
2.5.1 Checking the Images/Operations
2.5.2 PASCAL Setting
2.5.3 Preventing Anti-Condensation
2.6 Relocating the Machine
2.6.1 Preparing for Relocation
2.7 Installing the Card Reader
2.7.1 Checking the Contents
2.7.2 Installation Procedure
2.7.3 Making Settings If Net Spot Accountant (NSA) Is Used
2.8 Installing the NE Controller-A1
2.8.1 Installing the NE Controller-A1
2.9 Installing the Original Tray
2.9.1 Checking the Contents
2.9.2 Installation Procedure
2.10 Installing the Key Switch Unit-A1
2.10.1 Checking the Contents
2.10.2 Installation Procedure
2.10.3 Making Checks After Installation
2.11 Installing the Reader Heater
2.11.1 Checking the Contents
2.11.2 Installation Procedure
2.12 Installing the Cassette Heater
2.12.1 Checking the Contents
2.12.2 Installation Procedure
2.12.3 Installing the Cassette Heater Kit to a Copier
2.12.4 Installing the Cassette Heater Kit to a 2-Cassette Pedestal-X1
2.13 Replacing the Drum Unit
2.13.1 Preparing for the Work
2.13.2 Installation Procedure

Chapter 3: BASIC OPERATION
3.1 Construction
3.1.1 Functional Construction
3.1.2 Arrangement of Major PCBs
3.2 Basic Sequence
3.2.1 Basic Sequence of Operations at Power-On
3.2.2 Basic Sequence of Operations

Chapter 4: BASIC OPERATIONS (AS A PRINTER)
4.1 Construction
4.1.1 Functional Construction
4.2 Construction of the Electrical Circuitry
4.2.1 Arrangement of Major PCBs
4.2.2 DC Controller PCB
4.3 Basic Sequence
4.3.1 Basic Sequence of Operations at Power-On
4.3.2 Basic Sequence of Operations

Chapter 5: MAIN CONTROLLER
5.1 Construction
5.1.1 Outline
5.1.2 Functional Construction
5.2 Construction of the Electrical Circuitry
5.2.1 Outline
5.2.2 Main Controller PCB
5.2.3 SRAM board
5.2.4 HDD
5.2.5 Composition of the System Software
5.3 Start-Up Sequence
5.3.1 Outline
5.3.2 Startup Sequence
5.4 Actions when HDD Error
5.4.1 E602 in Detail
5.5 Image Processing
5.5.1 Flow of Images
5.5.2 Construction of the Image Processing Module
5.5.3 Reader Input Image Processing
5.5.4 Compression/Decompression and Edit Processing Black
5.5.5 Printer Output Image Processing
5.6 Flow of Image Data
5.6.1 Flow of Image Data for Copier Functions
5.6.2 Flow of Image Data for Box Functions
5.6.3 Flow of Image data for SEND function
5.6.4 Flow of Image Data for Fax Transmission Functions
5.6.5 Flow of Image Data for Fax Reception Functions
5.6.6 Flow of Image Data for PDL Functions
5.7 Parts Replacement Procedure
5.7.1 Main Controller PCB (main)
5.7.1.1 Removing the Upper Rear Cover
5.7.1.2 Removing the Left Upper Rear Cover
5.7.1.3 Removing the DC Controller PCB Cover
5.7.1.4 Removing the Controller Box Cover
5.7.1.5 Removing the HDD
5.7.1.6 Removing the Hard Disk Mounting Plates
5.7.1.7 Removing the Ethernet Board
5.7.1.8 Removing the UFR Board
5.7.1.9 Removing the SRAM PCB
5.7.1.10 Removing the Main Controller PCB (sub)
5.7.1.11 Removing the Main Controller PCB (main)
5.7.1.12 When Replacing the Main Controller PCB (main)
5.7.2 Main Controller PCB (sub)
5.7.2.1 Removing the Upper Rear Cover
5.7.2.2 Removing the Left Upper Rear Cover
5.7.2.3 Removing the Controller Box Cover
5.7.2.4 Removing the HDD
5.7.2.5 Removing the Hard Disk Mounting Plates
5.7.2.6 Removing the SRAM PCB
5.7.2.7 Removing the Main Controller PCB (sub)
5.7.2.8 When Replacing the Main Controller PCB (sub)
5.7.3 SRAM PCB
5.7.3.1 Removing the Upper Rear Cover
5.7.3.2 Removing the Controller Box Cover
5.7.3.3 Removing the HDD
5.7.3.4 Removing the SRAM PCB
5.7.3.5 When Replacing the SRAM PCB
5.7.4 UFR Board
5.7.4.1 Removing the Upper Rear Cover
5.7.4.2 Removing the Left Upper Rear Cover
5.7.4.3 Removing the Controller Box Cover
5.7.4.4 Removing the UFR Board
5.7.5 Ethernet Board
5.7.5.1 Removing the Upper Rear Cover
5.7.5.2 Removing the Left Upper Rear Cover
5.7.5.3 Removing the Controller Box Cover
5.7.5.4 Removing the Ethernet Board
5.7.6 Differential PCB
5.7.6.1 Removing the Upper Rear Cover
5.7.6.2 Removing the Left Upper Rear Cover
5.7.6.3 Removing the Controller Box Cover
5.7.6.4 Removing the Differential PCB
5.7.7 Power Distribution PCB
5.7.7.1 Removing the Upper Rear Cover
5.7.7.2 Removing the Power Distribution PCB
5.7.8 HDD
5.7.8.1 Removing the Upper Rear Cover
5.7.8.2 Removing the Controller Box Cover
5.7.8.3 Removing the HDD
5.7.8.4 When Replacing the HDD
5.7.9 Controller Fan
5.7.9.1 Removing the Upper Rear Cover
5.7.9.2 Removing the Controller Box Cover
5.7.9.3 Removing the Controller Fan

Chapter 6: ORIGINAL EXPOSURE SYSTEM
6.1 Construction
6.1.1 Specifications, Control Mechanisms, and Functions
6.1.2 Major Components
6.1.3 Construction of the Control System
6.1.4 Reader Controller PCB
6.2 Basic Sequence
6.2.1 Basic Sequence of Operations at Power-On
6.2.2 Basic Sequence of Operations in Response to a Press on the Start Key (book mode, 1 original)
6.3 Various Control Mechanisms
6.3.1 Controlling the Scanner Drive System
6.3.1.1 Outline
6.3.1.2 Controlling the Scanner Motor
6.3.2 Enlargement/Reduction
6.3.2.1 Changing the Reproduction Ratio
6.3.2.2 Changing the Reproduction Ratio in Main Scanning Direction
6.3.2.3 Changing the Reproduction Ratio in Sub Scanning Direction
6.3.3 Controlling the Scanning Lamp
6.3.3.1 Outline
6.3.3.2 Scanning Lamp
6.3.3.3 Turning On/Off the Lamp
6.3.3.4 Checking for an Error
6.3.4 Detecting the Size of Originals
6.3.4.1 Outline
6.3.4.2 Points of Detection (original size)
6.3.4.3 Outline of Detection Operations
6.4 Parts Replacement Procedure
6.4.1 Copyboard Glass
6.4.1.1 Removing the Copyboard Glass
6.4.1.2 After Replacing the Copyboard Glass
6.4.2 Exposure Lamp
6.4.2.1 Removing the Copyboard Glass
6.4.2.2 Removing the Reader Left Cover/Reader Right Cover/Reader Front Cover
6.4.2.3 Removing the CCD Unit Cover
6.4.2.4 Removing the Scanning Lamp
6.4.3 Reader Controller PCB
6.4.3.1 Removing the Copyboard Glass
6.4.3.2 Removing the CCD Unit Cover
6.4.3.3 Removing the Original Size Detection Unit
6.4.3.4 Removing the Reader Controller PCB
6.4.3.5 When Replacing the Reader Controller PCB
6.4.4 Interface PCB
6.4.4.1 Removing the Copyboard Glass
6.4.4.2 Removing the Reader Rear Cover
6.4.4.3 Removing the Interface PCB
6.4.5 Inverter PCB
6.4.5.1 Removing the Copyboard Glass
6.4.5.2 Removing the CCD Unit Cover
6.4.5.3 Removing the Inverter PCB
6.4.6 CCD Unit
6.4.6.1 Removing the Copyboard Glass
6.4.6.2 Removing the CCD Unit Cover
6.4.6.3 Removing the Original Size Detection Unit
6.4.6.4 Removing the CCD Unit
6.4.6.5 After Replacing the CCD Unit
6.4.7 Fuse PCB (option)
6.4.7.1 Removing the Reader Rear Cover
6.4.7.2 Removing the Copyboard Cover Open/Closed Sensor Mounting
6.4.7.3 Removing the Fuse PCB Unit (option; 100/230v model only)
6.4.8 Scanner Motor
6.4.8.1 Removing the Copyboard Glass
6.4.8.2 Removing the Reader Rear Cover
6.4.8.3 Removing the Interface PCB
6.4.8.4 Removing the Scanner Motor
6.4.8.5 Mounting the Scanner Motor
6.4.9 Original Cover Sensor
6.4.9.1 Removing the Reader Rear Cover
6.4.9.2 Removing the Copyboard Cover Open/Closed Sensor Mounting
6.4.9.3 Removing the Copyboard Cover Open/Closed Sensor Cover
6.4.9.4 Removing the Copyboard Cover Open/Closed Sensor
6.4.10 Scanner HP Sensor
6.4.10.1 Removing the Reader Rear Cover
6.4.10.2 Removing the Copyboard Cover Open/Closed Sensor Mounting
6.4.10.3 Removing the Mirror Base Home Position Sensor
6.4.11 Original Sensor
6.4.11.1 Removing the Copyboard Glass
6.4.11.2 Removing the CCD Unit Cover
6.4.11.3 Removing the Original Size Detection Unit
6.4.11.4 Removing the Original Size Sensor
6.4.12 Reader Heater (option)
6.4.12.1 Removing the Copyboard Glass
6.4.12.2 Removing the Reader Rear Cover
6.4.12.3 Removing the Fuse PCB Unit
6.4.12.4 Removing the Reader Heater (option; 100/230V model only)

Chapter 7: IMAGE PROCESSING SYSTEM
7.1 Outline
7.1.1 Specifications, Control Mechanisms, and Functions
7.1.2 Functional Construction of the PCBs
7.2 Analog Image Processing
7.2.1 Outline
7.2.2 CCD Drive
7.2.3 CCD Output Gain Correction and Offset Correction
7.2.4 A/D Conversion of CCD Putput
7.3 Digital Image Processing
7.3.1 Outline
7.3.2 Shading Correction

Chapter 8: LASER EXPOSURE
8.1 Construction
8.1.1 Specifications, Control Mechanisms, and Functions
8.1.2 Major Components
8.1.3 Construction of the Control System
8.2 Basic Sequence
8.2.1 Basic Sequence of Operations
8.3 Various Control
8.3.1 Controlling the Laser Activation Timing
8.3.1.1 Turning On/Off the Laser
8.3.1.2 BD Signal
8.3.1.3 Controlling Synchronization in Main Scanning Direction
8.3.1.4 Controlling Synchronization in Sub Scanning Direction
8.3.2 Controlling the Intensity of Laser Light
8.3.2.1 APC Control
8.3.2.2 PWM Control
8.3.3 Controlling the Laser Scanner Motor
8.3.3.1 Controlling the Laser Scanner Motor
8.3.4 Controlling the Laser Shutter
8.3.4.1 Controlling the Laser Shutter
8.3.5 Correcting Image Displacement
8.3.5.1 Outline
8.3.5.2 Timing of Color Displacement Detection/Correction
8.3.5.3 Detecting/Correcting Color Displacement in Sub Scanning Direction
8.3.5.4 Detecting/Correcting the Angle in Main Scanning Direction
8.3.5.5 Detecting/Correcting Color Displacement in Main Scanning Direction
8.3.5.6 Detecting/Correcting Changes in the Reproduction Ratio in Main Scanning Direction
8.4 Parts Replacement Procedure
8.4.1 Laser Unit
8.4.1.1 Removing the Center Delivery Tray
8.4.1.2 Removing the Laser Unit
8.4.1.3 After Replacing the Laser Unit

Chapter 9: IMAGE FORMATION
9.1 Construction
9.1.1 Specifications, Control Mechanisms, and Functions
9.1.2 Major Components of the Image Formation System
9.1.3 Charging Specifications
9.2 Image Formation Process
9.2.1 Image Formation Process (general)
9.2.2 Image Formation Process (image formation)
9.2.3 Image Formation Process (transfer)
9.3 Basic Sequence
9.3.1 At Power-On (1)
9.3.2 At Power-On (2)
9.3.3 During Copying/Printing Operations (normal speed)
9.3.4 Making Copies/Prints (half speed)
9.3.5 After Replacing the Drum Unit (D-UNIT)
9.3.6 Printing Originals Containing a Color Page
9.3.7 Driving and Controlling the Image Formation System and the High-Voltage System
9.4 Image Stabilization Control
9.4.1 Outline of Image Quality Control
9.4.2 Automatic Image Stabilization Control
9.4.3 ATR Control
9.4.4 Discharge Current Level Control
9.4.5 ATVC Control (transfer bias level correction)
9.4.6 PASCAL Control (image gradation)
9.4.7 SALT-Dmax Control (development characteristics correction)
9.4.8 SALT-Dhalf Control (development characteristics correction)
9.4.9 Auto Gradation Control
9.5 Drum Unit
9.5.1 Outline of the Drum Unit
9.5.1.1 Outline of the Drum Unit
9.5.1.2 Controlling the Drive of the Drum Unit (D-UNIT)
9.5.2 Developing Assembly
9.5.2.1 Construction of the Developing Assembly
9.5.2.2 Controlling the Developing Bias
9.5.3 Auxiliary Brush
9.5.3.1 Construction of the Auxiliary Brush
9.5.3.2 Controlling the Auxiliary Bias
9.5.4 Charging Mechanism
9.5.4.1 Construction of the Charging Mechanism
9.5.4.2 Controlling the Charging Bias
9.6 Toner Container
9.6.1 Outline of the Toner Container
9.6.2 Controlling the Toner Container Drive
9.6.3 Checking the Level of Toner
9.6.4 Controlling the Supply of Toner
9.7 Transfer Unit
9.7.1 Outline of the Transfer Unit
9.7.1.1 Outline of the Transfer Unit
9.7.1.2 Controlling the Drive of the Transfer Unit
9.7.2 Controlling the Transfer Bias
9.7.2.1 Controlling the Transfer Bias
9.7.3 Cleaning
9.7.3.1 Intermediate Transfer Belt (ITB)
9.7.3.2 Secondary External Roller
9.7.3.3 Collecting Waste Toner
9.7.4 Separation Mechanism
9.7.4.1 Separation
9.8 Parts Replacement Procedure
9.8.1 Drum ITB Motor
9.8.1.1 Slide Out the Drum Unit
9.8.1.2 Removing the Upper Rear Cover
9.8.1.3 Removing the Lower Rear Cover
9.8.1.4 Removing the Controller Box Cover
9.8.1.5 Removing the DC Controller PCB Cover
9.8.1.6 Removing the Left Upper Rear Cover
9.8.1.7 Opening the Main Controller Box
9.8.1.8 Removing the DC Controller Mounting
9.8.1.9 Removing the Fixing Heat Discharge Fan
9.8.1.10 Removing the Machine Heat Discharge Fan
9.8.1.11 Removing the Developing Drive Unit
9.8.1.12 Removing the Lattice Connector Mounting
9.8.1.13 Removing the High-Voltage Unit
9.8.1.14 Removing the Manual Feed Cooling Fan Duct
9.8.1.15 Removing the Drum ITB Motor Mounting
9.8.1.16 Removing the Drum ITB Motor
9.8.2 Drum Drive Unit
9.8.2.1 Slide Out the Drum Unit
9.8.2.2 Removing the Upper Rear Cover
9.8.2.3 Removing the Lower Rear Cover
9.8.2.4 Removing the Controller Box Cover
9.8.2.5 Removing the DC Controller PCB Cover
9.8.2.6 Removing the Left Upper Rear Cover
9.8.2.7 Opening the Main Controller Box
9.8.2.8 Removing the DC Controller Mounting
9.8.2.9 Removing the Fixing Heat Discharge Fan
9.8.2.10 Removing the Machine Heat Discharge Fan
9.8.2.11 Removing the Developing Drive Unit
9.8.2.12 Removing the Lattice Controller Base
9.8.2.13 Removing the High-Voltage Unit
9.8.2.14 Removing the Drum ITB Motor Mounting Base
9.8.2.15 Removing the Drum Drive Unit
9.8.3 Drive Roller
9.8.3.1 Pressure Release of the Intermediate Transfer Unit
9.8.3.2 Removing the Intermediate Transfer Unit
9.8.3.3 Removing the Intermediate Transfer Belt
9.8.3.4 Removing the Drive Roller
9.8.4 Developing Motor (Bk)
9.8.4.1 Removing the Upper Rear Cover
9.8.4.2 Removing the Lower Rear Cover
9.8.4.3 Removing the Left Upper Rear Cover
9.8.4.4 Removing the Controller Box Cover
9.8.4.5 Removing the DC Controller PCB Cover
9.8.4.6 Opening the Main Controller Box
9.8.4.7 Removing the DC Controller Mounting
9.8.4.8 Removing the Developing Motor (Bk)
9.8.5 Developing Motor (Y/M/C)
9.8.5.1 Removing the Upper Rear Cover
9.8.5.2 Removing the Lower Rear Cover
9.8.5.3 Removing the Left Upper Rear Cover
9.8.5.4 Removing the Controller Box Cover
9.8.5.5 Removing the DC Controller PCB Cover
9.8.5.6 Opening the Main Controller Box
9.8.5.7 Removing the DC Controller Mounting
9.8.5.8 Removing the Developing Motor (Y/M/C)
9.8.6 Secondary Transfer Unit
9.8.6.1 Removing the Fixing Unit
9.8.6.2 Removing the Duplex Open/Close Guide
9.8.6.3 Removing the Secondary Transfer Unit
9.8.7 Intermediate Transfer Unit
9.8.7.1 Pressure Release of the Intermediate Transfer Unit
9.8.7.2 Removing the Intermediate Transfer Unit
9.8.8 Transfer Cleaning Unit
9.8.8.1 Removing the Waste Toner Container
9.8.8.2 Removing the Transfer Cleaning Unit
9.8.9 Intermediate Transfer Belt
9.8.9.1 Pressure Release of the Intermediate Transfer Unit
9.8.9.2 Removing the Intermediate Transfer Unit
9.8.9.3 Removing the Intermediate Transfer Belt
9.8.10 Primary Transfer Roller
9.8.10.1 Pressure Release of the Intermediate Transfer Unit
9.8.10.2 Removing the Intermediate Transfer Unit
9.8.10.3 Removing the Intermediate Transfer Belt
9.8.10.4 Removing the Primary Transfer Roller
9.8.11 Secondary Transfer External Roller
9.8.11.1 Removing the Fixing Unit
9.8.11.2 Removing the Secondary Transfer External Roller
9.8.12 Secondary Transfer Internal Roller
9.8.12.1 Pressure Release of the Intermediate Transfer Unit
9.8.12.2 Removing the Intermediate Transfer Unit
9.8.12.3 Removing the Intermediate Transfer Belt
9.8.12.4 Removing the Secondary Transfer Internal Roller
9.8.13 Toner Container Drive Unit
9.8.13.1 Removing the Waste Toner Container
9.8.13.2 Removing the Upper Rear Cover
9.8.13.3 Removing the Lower Rear Cover
9.8.13.4 Removing the Left Upper Rear Cover
9.8.13.5 Removing the Controller Box Cover
9.8.13.6 Removing the DC Controller PCB Cover
9.8.13.7 Opening the Main Controller Box
9.8.13.8 Removing the DC Controller Mounting
9.8.13.9 Removing the Toner Container Drive Unit
9.8.14 Waste Toner Detection PCB
9.8.14.1 Removing the Waste Toner Container
9.8.14.2 Removing the Front Cover
9.8.14.3 Removing the Intermediate Transfer Unit Releasing Lever
9.8.14.4 Removing the Cleaner Fan Cover
9.8.14.5 Removing the Inside Cover (lower)
9.8.14.6 Removing the Waste Toner Detection PCB
9.8.15 Feedscrew Rotation Sensor
9.8.15.1 Removing the Waste Toner Container
9.8.15.2 Removing the Upper Rear Cover
9.8.15.3 Removing the Lower Rear Cover
9.8.15.4 Removing the Left Upper Rear Cover
9.8.15.5 Removing the Controller Box Cover
9.8.15.6 Removing the DC Controller PCB Cover
9.8.15.7 Opening the Main Controller Box
9.8.15.8 Removing the DC Controller Mounting
9.8.15.9 Removing the Toner Container Drive Unit
9.8.15.10 Removing the Toner Container Drive Assembly Upper Plate
9.8.15.11 Removing the Feedscrew Rotation Sensor
9.8.16 Tone Container Motor
9.8.16.1 Removing the Waste Toner Container
9.8.16.2 Removing the Upper Rear Cover
9.8.16.3 Removing the Lower Rear Cover
9.8.16.4 Removing the Left Upper Rear Cover
9.8.16.5 Removing the Controller Box Cover
9.8.16.6 Removing the DC Controller PCB Cover
9.8.16.7 Opening the Main Controller Box
9.8.16.8 Removing the DC Controller Mounting
9.8.16.9 Removing the Toner Container Drive Unit
9.8.16.10 Removing the Toner Container Drive Assembly Upper Plate
9.8.16.11 Removing the Toner Container Motor
9.8.17 Waste Toner Feedscrew Case
9.8.17.1 Removing the Waste Toner Container
9.8.17.2 Removing the Transfer Cleaning Unit
9.8.17.3 Removing the Waste Toner Feedscrew Case
9.8.18 Pattern Reader Unit
9.8.18.1 Pressure Release of the Intermediate Transfer Unit
9.8.18.2 Removing the Intermediate Transfer Unit
9.8.18.3 Removing the Upper Right Cover
9.8.18.4 Removing the Pattern Reader Unit
9.8.19 Auto Registration Sensor PCB
9.8.19.1 Pressure Release of the Intermediate Transfer Unit
9.8.19.2 Removing the Intermediate Transfer Unit
9.8.19.3 Removing the Upper Right Cover
9.8.19.4 Removing the Pattern Reader Unit
9.8.19.5 Removing the Auto Registration Sensor PCB
9.8.20 SALT Sensor
9.8.20.1 Pressure Release of the Intermediate Transfer Unit
9.8.20.2 Removing the Intermediate Transfer Unit
9.8.20.3 Removing the Upper Right Cover
9.8.20.4 Removing the Pattern Reader Unit
9.8.20.5 Removing the SALT Sensor

Chapter 10: PICKUP/FEEDING SYSTEM
10.1 Construction
10.1.1 Specifications, Control Mechanisms, and Functions
10.1.2 Arrangement of he Units
10.1.3 Arrangement of Rollers
10.1.4 Diagram of the Paper Paths
10.1.5 Arrangement of Sensors
10.1.6 Arrangement of the Clutches and Solenoids
10.1.7 Route of Dive
10.2 Basic Sequence
10.2.1 Basic Sequence of Operations at Power-On
10.2.2 Basic Sequence of Operations in Response to a Press on the Start Key
10.3 Detecting Jams
10.3.1 Delay Jams
10.3.1.1 Delay Jam in the Cassette Pickup Assembly
10.3.1.2 Delay Jam Outside the Cassette Pickup Assembly
10.3.2 Stationary Jams
10.3.2.1 Stationary Jams
10.3.2.2 Stationary Jams at Power-On
10.4 Cassette
10.4.1 Identifying the Paper Size
10.4.2 Detecting the Level of Paper
10.5 Cassette Pick-Up Unit
10.5.1 Outline
10.5.2 Basci Sequence of Operations
10.6 Manual Feed Pickup Unit
10.6.1 Outline
10.6.2 Basic Sequence of Operations
10.6.3 Identifying the Size of Paper
10.6.4 Detecting the Presence/Absence of Paper
10.6.5 Detecting the Last paper
10.7 Registration Unit
10.7.1 Outline
10.8 Duplex Feeding Unit
10.8.1 Outline
10.8.2 Controling Horizontal Registration
10.8.3 Face-Down Delivery, A4, 5 Sheets in Circulation
10.8.4 Face-Down Delivery, A3, 3 Sheets in Cirucilation
10.9 Delivery
10.9.1 Delivery
10.9.2 Movement in the Direction of Face-Down Delivery
10.9.3 Movement in the Direction of Face-Up Delivery
10.9.4 Movement for CenterTray delivery
10.9.5 Moement for Copy Tray Dievyer
10.10 Parts Replacement Procedure
10.10.1 Cassette Pickup Unit
10.10.1.1 Removing the Cassette
10.10.1.2 Removing the Front Right Cover
10.10.1.3 Removing the Rear Right Cover
10.10.1.4 Removing the Pickup Vertical Path Cover
10.10.1.5 Removing the Pickup Unit
10.10.2 Cassette Size Detection Unit
10.10.2.1 Removing the Cassette
10.10.2.2 Removing the Cassette Size Detection Unit
10.10.3 Pickup Roller
10.10.3.1 Removing the Cassette
10.10.3.2 Removing the Pickup Roller
10.10.4 Feed Roller
10.10.4.1 Removing the Cassette
10.10.4.2 Removing the Feeding Roller
10.10.5 Separation Roller
10.10.5.1 Removing the Cassette
10.10.5.2 Removing the Separation Roller
10.10.6 Cassette Pickup Motor
10.10.6.1 Removing the Upper Rear Cover
10.10.6.2 Removing the Lower Rear Cover
10.10.6.3 Removing the Left Upper Rear Cover
10.10.6.4 Removing the DC Power Supply Unit
10.10.6.5 Removing the Controller Box Cover
10.10.6.6 Removing the DC Controller PCB Cover
10.10.6.7 Removing the Fixing Heat Discharge Fan
10.10.6.8 Removing the Developing Drive Unit
10.10.6.9 Removing the Lattice Controller Base
10.10.6.10 Removing the High-Voltage Unit
10.10.6.11 Removing the Manual Feed Cooling Fan Duct
10.10.6.12 Removing the Rear Right Cover
10.10.6.13 Removing the Cassette Pickup Motor
10.10.7 Cassette Retry Paper Sensor
10.10.7.1 Removing the Cassette
10.10.7.2 Removing the Front Right Cover
10.10.7.3 Removing the Rear Right Cover
10.10.7.4 Removing the Pickup Vertical Path Cover
10.10.7.5 Removing the Pickup Unit
10.10.7.6 Removing the Pick-up System Sensor Mounting Plate
10.10.7.7 Removing the Cassette Retry Paper Sensor
10.10.7.8 Mounting the Pick-up System Sensor Mounting Plate
10.10.8 Cassette Paper Sensor
10.10.8.1 Removing the Cassette
10.10.8.2 Removing the Front Right Cover
10.10.8.3 Removing the Rear Right Cover
10.10.8.4 Removing the Pickup Vertical Path Cover
10.10.8.5 Removing the Pickup Unit
10.10.8.6 Removing the Pick-up System Sensor Mounting Plate
10.10.8.7 Removing the Cassette Paper Sensor
10.10.8.8 Mounting the Pick-up System Sensor Mounting Plate
10.10.9 Cassette Paper Level Sensor (A/B)
10.10.9.1 Removing the Cassette
10.10.9.2 Removing the Front Right Cover
10.10.9.3 Removing the Rear Right Cover
10.10.9.4 Removing the Pickup Vertical Path Cover
10.10.9.5 Removing the Pickup Unit
10.10.9.6 Removing the Pick-up System Sensor Mounting Plate
10.10.9.7 Removing the Cassette Paper Level Sensor (A/B)
10.10.9.8 Mounting the Pick-up System Sensor Mounting Plate
10.10.10 Slide Resistor
10.10.10.1 Removing the Manual Feed Unit
10.10.10.2 Removing the Manual Feed Tray Unit
10.10.10.3 Removing the Manual Feed Tray Upper Cover/Lower Cover
10.10.10.4 Removing the Slide Resistor
10.10.11 Cassette Pickup Solenoid
10.10.11.1 Removing the Cassette
10.10.11.2 Removing the Front Right Cover
10.10.11.3 Removing the Rear Right Cover
10.10.11.4 Removing the Pickup Vertical Path Cover
10.10.11.5 Removing the Pickup Unit
10.10.11.6 Removing the Cassette Pickup Solenoid
10.10.12 Manual Feed Tray Unit
10.10.12.1 Removing the Manual Feed Unit Cover
10.10.12.2 Removing the Manual Feed Tray Unit
10.10.13 Manual Feed Unit
10.10.13.1 Removing the Manual Feed Unit
10.10.14 Manual Feed Roller
10.10.14.1 Removing the Manual Feed Unit
10.10.14.2 Removing the Manual Feed Unit Cover
10.10.14.3 Removing the Manual Feed Roller
10.10.15 Manual Feed Separation Roller
10.10.15.1 Removing the Manual Feed Unit
10.10.15.2 Removing the Manual Feed Unit Cover
10.10.15.3 Removing the Motor Cover
10.10.15.4 Removing the Manual Feed Roller
10.10.15.5 Removing the Manual Feed Separation Roller
10.10.16 Manual Feed Last Paper Sensor
10.10.16.1 Removing the Manual Feed Unit
10.10.16.2 Removing the Manual Feed Tray Unit
10.10.16.3 Removing the Manual Feed Tray Upper Cover/Lower Cover
10.10.16.4 Removing the Manual Feed Last Paper Sensor
10.10.17 Manual Feed Sensor
10.10.17.1 Removing the Manual Feed Unit
10.10.17.2 Removing the Manual Feed Unit Cover
10.10.17.3 Removing the Manual Feed Roller
10.10.17.4 Removing the Motor Cover
10.10.17.5 Removing the Manual Feed sensor
10.10.18 Transparency Sensor (Front/Rear)
10.10.18.1 Removing the Manual Feed Unit
10.10.18.2 Removing the Transparency Sensor Mounting Plate
10.10.18.3 Removing the Transparency Sensor (front/rear)
10.10.19 Manual Feed Pickup Solenoid
10.10.19.1 Removing the Manual Feed Unit
10.10.19.2 Removing the Manual Feed Unit Cover
10.10.19.3 Removing the Manual Feed Roller
10.10.19.4 Removing the Motor Cover
10.10.19.5 Removing the Manual Feed Pickup Solenoid
10.10.20 Registration Motor
10.10.20.1 Removing the Manual Feed Unit
10.10.20.2 Removing the Manual Feed Unit Cover
10.10.20.3 Removing the Motor Cover
10.10.20.4 Removing the Registration Motor
10.10.21 Pre-Registration Motor
10.10.21.1 Removing the Manual Feed Unit
10.10.21.2 Removing the Manual Feed Unit Cover
10.10.21.3 Removing the Motor Cover
10.10.21.4 Removing the Pre-Registration Motor
10.10.22 Horizontal Registration Motor
10.10.22.1 Removing the Fixing Unit
10.10.22.2 Removing the Fixing/Feeder Unit
10.10.22.3 Removing the Duplex Open/Close Guide
10.10.22.4 Removing the Fixing/Feeder Assembly Back Sheet
10.10.22.5 Removing the Horizontal Registration Motor Support Plate
10.10.22.6 Removing the Horizontal Registration Motor
10.10.23 Registration Sensor
10.10.23.1 Removing the Manual Feed Unit
10.10.23.2 Removing the Transparency Sensor Mounting Plate
10.10.23.3 Removing the Registration Sensor
10.10.24 Fixing/Feeder Unit
10.10.24.1 Removing the Fixing Unit
10.10.24.2 Removing the Fixing/Feeder Unit
10.10.25 Vertical Path Roller
10.10.25.1 Removing the Cassette
10.10.25.2 Removing the Front Right Cover
10.10.25.3 Removing the Rear Right Cover
10.10.25.4 Removing the Pickup Vertical Path Cover
10.10.25.5 Removing the Pickup Unit
10.10.25.6 Removing the Pick-up System Sensor Mounting Plate
10.10.25.7 Mounting the Pick-up System Sensor Mounting Plate
10.10.25.8 Removing the Vertical Path Roller
10.10.26 Inside Delivery Roller
10.10.26.1 Removing the Inside Delivery Roller
10.10.27 Fixing/Feeder Unit Open/Closed Sensor
10.10.27.1 Removing the Upper Left Cover
10.10.27.2 Removing the Center Delivery Tray
10.10.27.3 Removing the Delivery Vertical Path Unit (Old)
10.10.27.4 Removing the Delivery Vertical Path Unit (New)
10.10.27.5 Removing the Fixing/Feeder Unit Open/Closed Sensor Mounting Plate
10.10.27.6 Removing the Fixing/Feeder Unit Open/Closed Sensor
10.10.28 Pickup Vertical Path Cover Open/Closed Sensor
10.10.28.1 Removing the Cassette
10.10.28.2 Removing the Front Right Cover
10.10.28.3 Removing the Rear Right Cover
10.10.28.4 Removing the Pickup Vertical Path Cover
10.10.28.5 Removing the Pickup Unit
10.10.28.6 Removing the Pickup Vertical Path Cover Open/Closed Sensor
10.10.29 Fixing/Feeder Unit Open/Closed Detecting Switch
10.10.29.1 Removing the Upper Left Cover
10.10.29.2 Removing the Center Delivery Tray
10.10.29.3 Removing the Delivery Vertical Path Unit (Old)
10.10.29.4 Removing the Delivery Vertical Path Unit (New)
10.10.29.5 Removing the Fixing/Feeder Unit Open/Closed Sensor Mounting Plate
10.10.29.6 Removing the Fixing/Feeder Unit Open/Closed Detecting Switch
10.10.30 Drawer Connector (manual feed unit)
10.10.30.1 Removing the Manual Feed Unit
10.10.30.2 Removing the Disconnecting the Drawer Connector (manual feed unit)
10.10.31 Drawer Connector (fixing/feeder unit)
10.10.31.1 Removing the Fixing Unit
10.10.31.2 Removing the Fixing/Feeder Unit
10.10.31.3 Removing the Drawer Connector (fixing feeder unit)
10.10.32 Duplex Roller 1
10.10.32.1 Removing the Fixing Unit
10.10.32.2 Removing the Fixing/Feeder Unit
10.10.32.3 Removing the Duplex Roller 1
10.10.33 Duplex Feed Motor
10.10.33.1 Removing the Fixing Unit
10.10.33.2 Removing the Fixing/Feeder Unit
10.10.33.3 Removing the Duplex Feed Motor
10.10.34 Duplex Registration Sensor
10.10.34.1 Removing the Fixing Unit
10.10.34.2 Removing the Fixing/Feeder Unit
10.10.34.3 Removing the Fixing/Feeder Assembly Back Sheet
10.10.34.4 Removing the Duplex Registration Sensor
10.10.35 Duplex Horizontal Registration Sensor
10.10.35.1 Removing the Fixing Unit
10.10.35.2 Removing the Fixing/Feeder Unit
10.10.35.3 Removing the Fixing/Feeder Assembly Back Sheet
10.10.35.4 Removing the Horizontal Registration Motor Support Plate
10.10.35.5 Removing the Duplex Registration Sensor
10.10.36 Duplex Pickup Sensor
10.10.36.1 Removing the Cleaner Fan Cover
10.10.36.2 Removing the Intermediate Transfer Unit Releasing Lever
10.10.36.3 Removing the Inside Cover (lower)
10.10.36.4 Removing the Cassette
10.10.36.5 Removing the Manual Feed Unit
10.10.36.6 Removing the Front Cover
10.10.36.7 Removing the Rear Right Cover
10.10.36.8 Removing the Pickup Vertical Path Cover
10.10.36.9 Removing the Pickup Unit
10.10.36.10 Removing the Upper Rear Cover
10.10.36.11 Removing the Lower Rear Cover
10.10.36.12 Removing the High-Voltage Unit
10.10.36.13 Removing the Controller Box Cover
10.10.36.14 Removing the DC Controller PCB Cover
10.10.36.15 Opening the Main Controller Box
10.10.36.16 Removing the DC Controller Mounting
10.10.36.17 Removing the Fixing Heat Discharge Fan
10.10.36.18 Removing the Developing Drive Unit
10.10.36.19 Removing the Lattice Connector Mounting
10.10.36.20 Removing the Manual Feed Cooling Fan Duct
10.10.36.21 Removing the Duplex Driver PCB
10.10.36.22 Removing the Duplex Pickup Sensor
10.10.37 Duplex Registration Clutch
10.10.37.1 Removing the Fixing Unit
10.10.37.2 Removing the Fixing/Feeder Unit
10.10.37.3 Removing the Duplex Feeder Motor Connector
10.10.37.4 Removing the Duplex Open/Close Guide
10.10.37.5 Removing the Duplex Registration Clutch
10.10.38 Duplex Pickup Clutch
10.10.38.1 Removing the Fixing Unit
10.10.38.2 Removing the Fixing/Feeder Unit
10.10.38.3 Removing the Duplex Open/Close Guide
10.10.38.4 Removing the Duplex Pickup Clutch
10.10.39 Delivery Vertical Path Unit
10.10.39.1 Removing the Fixing Unit
10.10.39.2 Removing the Center Delivery Tray
10.10.39.3 Removing the Upper Left Cover
10.10.39.4 Removing the Delivery Vertical Path Unit (Old)
10.10.39.5 Removing the Delivery Vertical Path Unit (New)
10.10.40 Face-Down Delivery Roller 1
10.10.40.1 Removing the Upper Left Cover
10.10.40.2 Removing the Center Delivery Tray
10.10.40.3 Removing the Delivery Vertical Path Unit (Old)
10.10.40.4 Removing the Delivery Vertical Path Unit (New)
10.10.40.5 Removing the Delivery Sensor Mounting Plate
10.10.40.6 Removing the Face-Down Delivery Sensor Flag
10.10.40.7 Removing the Face-Down Delivery Roller 1
10.10.41 Face-Up Delivery Roller
10.10.41.1 Removing the Fixing/Feeder Unit
10.10.41.2 Removing the Fixing/Feeder Unit Cover
10.10.41.3 Removing the Inside Delivery Roller
10.10.41.4 Removing the Face-Up Delivery Roller
10.10.42 Delivery Vertical Path Roller 1
10.10.42.1 Removing the Upper Left Cover
10.10.42.2 Removing the Center Delivery Tray
10.10.42.3 Removing the Delivery Vertical Path Unit (Old)
10.10.42.4 Removing the Delivery Vertical Path Unit (New)
10.10.42.5 Removing the Face-Down Delivery Sensor 2
10.10.42.6 Removing the Delivery Vertical Path Roller 1
10.10.43 Delivery Vertical Path Roller 2
10.10.43.1 Removing the Upper Left Cover
10.10.43.2 Removing the Center Delivery Tray
10.10.43.3 Removing the Delivery Vertical Path Unit (Old)
10.10.43.4 Removing the Delivery Vertical Path Unit (New)
10.10.43.5 Removing the Delivery Vertical Path Roller 2
10.10.44 Face-Down Delivery Motor
10.10.44.1 Removing the Upper Left Cover
10.10.44.2 Removing the Center Delivery Tray
10.10.44.3 Removing the Delivery Vertical Path Unit (Old)
10.10.44.4 Removing the Delivery Vertical Path Unit (New)
10.10.44.5 Removing the Face-Down Delivery Motor
10.10.45 Delivery Vertical Path Motor
10.10.45.1 Removing the Upper Left Cover
10.10.45.2 Removing the Center Delivery Tray
10.10.45.3 Removing the Delivery Vertical Path Unit (Old)
10.10.45.4 Removing the Delivery Vertical Path Unit (New)
10.10.45.5 Removing the Delivery Vertical Path Motor
10.10.46 Face-Down Delivery Sensor 1
10.10.46.1 Removing the Upper Left Cover
10.10.46.2 Removing the Center Delivery Tray
10.10.46.3 Removing the Delivery Vertical Path Unit (Old)
10.10.46.4 Removing the Delivery Vertical Path Unit (New)
10.10.46.5 Removing the Face-Down Delivery Sensor 1
10.10.47 Center Delivery Tray Full sensor
10.10.47.1 Removing the Upper Left Cover
10.10.47.2 Removing the Center Delivery Tray
10.10.47.3 Removing the Delivery Vertical Path Unit (Old)
10.10.47.4 Removing the Delivery Vertical Path Unit (New)
10.10.47.5 Removing the Center Delivery Tray Full sensor
10.10.48 Face-Down Delivery Sensor 2
10.10.48.1 Removing the Upper Left Cover
10.10.48.2 Removing the Center Delivery Tray
10.10.48.3 Removing the Delivery Vertical Path Unit (Old)
10.10.48.4 Removing the Delivery Vertical Path Unit (New)
10.10.48.5 Removing the Face-Down Delivery Sensor 2
10.10.49 Delivery Vertical Path Cover Open/Closed Sensor
10.10.49.1 Removing the Upper Left Cover
10.10.49.2 Removing the Center Delivery Tray
10.10.49.3 Removing the Delivery Vertical Path Unit (Old)
10.10.49.4 Removing the Delivery Vertical Path Unit (New)
10.10.49.5 Removing the Delivery Vertical Path Cover Open/Closed Sensor
10.10.50 Delivery Path Switching Solenoid 1
10.10.50.1 Removing the Upper Left Cover
10.10.50.2 Removing the Center Delivery Tray
10.10.50.3 Removing the Delivery Vertical Path Unit (Old)
10.10.50.4 Removing the Delivery Vertical Path Unit (New)
10.10.50.5 Removing the Cleaner Fan Cover
10.10.50.6 Removing the Cleaner Fan
10.10.50.7 Removing the Delivery Path Switching Solenoid 1
10.10.51 Delivery Path Switching Solenoid 2
10.10.51.1 Removing the Delivery Path Switching Solenoid 2
10.10.52 Face-Down Delivery Roller 1 Drive Belt
10.10.52.1 Removing the Upper Left Cover
10.10.52.2 Removing the Center Delivery Tray
10.10.52.3 Removing the Delivery Vertical Path Unit (Old)
10.10.52.4 Removing the Delivery Vertical Path Unit (New)
10.10.52.5 Removing the Face-Down Delivery Roller 1 Drive Belt

Chapter 11: FIXING SYSTEM
11.1 Construction
11.1.1 Specifications, Control Mechanisms, and Functions
11.1.2 Major Components
11.1.3 Construction of the Control System
11.2 Basic Sequence
11.2.1 Sequence of Operations at Power-On
11.2.2 Sequence of Operations (printing; plain paper, for less than 180 sec)
11.2.3 Basic Sequence of Operations (during printing; plain paper, for 180 sec or more)
11.3 Various Control Mechanisms
11.3.1 Controlling the Speed of the Fixing Roller
11.3.1.1 Outline
11.3.1.2 Controlling the Speed According to the Type of Paper
11.3.1.3 Controlling the Speed According to the Quantity of Printing
11.3.1.4 Preventing Partial Deformation of the Roller
11.3.2 Controlling the Fixing Roller Temperature
11.3.2.1 Outline
11.3.2.2 At Power-On
11.3.2.3 In Standby
11.3.2.4 During Printing
11.3.2.5 Between Sheets
11.3.2.6 Overheating in Areas Without Paper
11.3.2.7 Return for Low-Power Mode
11.3.3 Detecting the Passage of Paper
11.3.3.1 Detecting the Passage of Paper
11.4 Protective Functions
11.4.1 Turning Off the Power Against Overheating (in response to activation of thermal switch)
11.4.2 Detecting Overheating by the Thermistors
11.5 Parts Replacement Procedure
11.5.1 Fixing Unit
11.5.1.1 Removing the Fixing Unit
11.5.1.2 After Disassembling the Fixing Unit
11.5.2 Fixing Upper Frame
11.5.2.1 Removing the Fixing Unit
11.5.2.2 Removing the Delivery Upper Guide
11.5.2.3 Removing the Fixing Upper Frame
11.5.2.4 After Disassembling the Fixing Unit
11.5.3 Fixing Roller
11.5.3.1 Removing the Fixing Unit
11.5.3.2 Removing the Delivery Upper Guide
11.5.3.3 Removing the Fixing Upper Frame
11.5.3.4 Remove the Fixing Main Heater and the Fixing Sub Heater
11.5.3.5 Removing the Fixing Roller
11.5.3.6 After Disassembling the Fixing Unit
11.5.4 Pressure Roller
11.5.4.1 Removing the Fixing Unit
11.5.4.2 Removing the Delivery Upper Guide
11.5.4.3 Removing the Fixing Upper Frame
11.5.4.4 Removing the Fixing Temperature Retainer Heater
11.5.4.5 Removing the Pressure Roller
11.5.4.6 After Disassembling the Fixing Unit
11.5.5 Fixing Main Thermistor
11.5.5.1 Removing the Fixing Unit
11.5.5.2 Removing the Delivery Upper Guide
11.5.5.3 Removing the Fixing Upper Frame
11.5.5.4 Removing the Fixing Main Thermistor
11.5.5.5 After Disassembling the Fixing Unit
11.5.6 Fixing Sub Thermistor
11.5.6.1 Removing the Fixing Unit
11.5.6.2 Removing the Delivery Upper Guide
11.5.6.3 Removing the Fixing Upper Frame
11.5.6.4 Removing the Fixing Sub thermistor
11.5.6.5 After Disassembling the Fixing Unit
11.5.7 Fixing Thermal Switch
11.5.7.1 Removing the Fixing Unit
11.5.7.2 Removing the Delivery Upper Guide
11.5.7.3 Removing the Fixing Upper Frame
11.5.7.4 Removing the Fixing Thermal Switch
11.5.7.5 After Disassembling the Fixing Unit
11.5.8 Fixing Main Heater/Fixing Sub Heater
11.5.8.1 Removing the Fixing Unit
11.5.8.2 Removing the Delivery Upper Guide
11.5.8.3 Removing the Fixing Upper Frame
11.5.8.4 Remove the Fixing Main Heater and the Fixing Sub Heater
11.5.8.5 After Disassembling the Fixing Unit
11.5.9 Fixing Heat Retaining Heater
11.5.9.1 Removing the Fixing Unit
11.5.9.2 Removing the Delivery Upper Guide
11.5.9.3 Removing the Fixing Upper Frame
11.5.9.4 Removing the Fixing Temperature Retainer Heater
11.5.9.5 After Disassembling the Fixing Unit
11.5.10 Fixing Inlet Guide
11.5.10.1 Removing the Fixing Unit
11.5.10.2 Removing the Fixing Inlet Guide
11.5.10.3 After Disassembling the Fixing Unit
11.5.11 Delivery Upper Guide
11.5.11.1 Removing the Fixing Unit
11.5.11.2 Removing the Delivery Upper Guide
11.5.12 Delivery Lower Guide
11.5.12.1 Removing the Fixing Unit
11.5.12.2 Removing the Delivery Upper Guide
11.5.12.3 Removing the Fixing Upper Frame
11.5.12.4 Removing the Fixing Temperature Retainer Heater
11.5.12.5 Removing the Pressure Roller
11.5.12.6 Remove the Delivery Lower Guide
11.5.12.7 After Disassembling the Fixing Unit
11.5.13 Fixing Inlet Sensor
11.5.13.1 Removing the Fixing Unit
11.5.13.2 Removing the Delivery Upper Guide
11.5.13.3 Removing the Fixing Upper Frame
11.5.13.4 Removing the Fixing Inlet Sensor
11.5.13.5 After Disassembling the Fixing Unit
11.5.14 Fixing Delivery Sensor
11.5.14.1 Removing the Fixing Unit
11.5.14.2 Removing the Delivery Upper Guide
11.5.14.3 Removing the Fixing Upper Frame
11.5.14.4 Removing the Fixing Delivery Sensor
11.5.14.5 After Disassembling the Fixing Unit
11.5.15 Fixing Motor
11.5.15.1 Removing the Upper Rear Cover
11.5.15.2 Removing the Lower Rear Cover
11.5.15.3 Removing the Left Upper Rear Cover
11.5.15.4 Removing the Controller Box Cover
11.5.15.5 Removing the DC Controller PCB Cover
11.5.15.6 Opening the Main Controller Box
11.5.15.7 Removing the Fixing Heat Discharge Fan
11.5.15.8 Removing the High-Voltage Unit
11.5.15.9 Removing the Left Lower Rear cover
11.5.15.10 Removing the Secondary Transfer High-Voltage Unit
11.5.15.11 Removing the Fixing Drive Unit
11.5.15.12 Removing the Fixing Motor

Chapter 12: EXTERNALS AND CONTROLS
12.1 Control Panel
12.1.1 Outline
12.1.2 LCD Processing
12.1.3 LCD Contras Adjustment
12.1.4 Functions of the Control Panel CPU
12.2 Counters
12.2.1 Outline
12.2.2 Signal-Sided Print and 2nd Side of a Double-Sided Print
12.2.3 Side of a Duplex Print (duplex model only)
12.3 Fans
12.3.1 Outline
12.3.2 Sequence of Operations (fan)
12.4 Power Supply
12.4.1 Power Supply
12.4.1.1 Timing of Power Supply
12.4.1.2 Wiring to Various Accessories
12.4.1.3 Route of Power Supply
12.4.1.4 Power Supply Route lnside the Printer Unit
12.4.2 Rated Output of DC Power Supply PCB
12.4.2.1 Rated Output of the Machine Power Suppy
12.4.3 Protection Function
12.4.3.1 Protective Mechanisms
12.4.4 Backup Battery
12.4.4.1 Backup Power Supply
12.4.5 Energy-Saving Function
12.4.5.1 Outline
12.5 Parts Replacement Procedure
12.5.1 Fixing Drive Unit
12.5.1.1 Removing the Upper Rear Cover
12.5.1.2 Removing the Lower Rear Cover
12.5.1.3 Removing the Left Upper Rear Cover
12.5.1.4 Removing the Controller Box Cover
12.5.1.5 Removing the DC Controller PCB Cover
12.5.1.6 Opening the Main Controller Box
12.5.1.7 Removing the Fixing Heat Discharge Fan
12.5.1.8 Removing the High-Voltage Unit
12.5.1.9 Removing the Left Lower Rear cover
12.5.1.10 Removing the Secondary Transfer High-Voltage Unit
12.5.1.11 Removing the Fixing Drive Unit
12.5.2 Developing Drive Unit
12.5.2.1 Removing the Upper Rear Cover
12.5.2.2 Removing the Lower Rear Cover
12.5.2.3 Removing the Left Upper Rear Cover
12.5.2.4 Removing the Controller Box Cover
12.5.2.5 Removing the DC Controller PCB Cover
12.5.2.6 Opening the Main Controller Box
12.5.2.7 Removing the DC Controller Mounting
12.5.2.8 Removing the Fixing Heat Discharge Fan
12.5.2.9 Removing the Machine Heat Discharge Fan
12.5.2.10 Removing the Developing Drive Unit
12.5.3 High-Voltage Unit
12.5.3.1 Removing the Upper Rear Cover
12.5.3.2 Removing the Lower Rear Cover
12.5.3.3 Removing the High-Voltage Unit
12.5.4 Secondary Transfer High-Voltage Unit
12.5.4.1 Removing the Upper Rear Cover
12.5.4.2 Removing the Lower Rear Cover
12.5.4.3 Removing the High-Voltage Unit
12.5.4.4 Removing the Left Lower Rear cover
12.5.4.5 Removing the Secondary Transfer High-Voltage Unit
12.5.5 DC Power Supply Unit
12.5.5.1 Removing the Upper Rear Cover
12.5.5.2 Removing the Lower Rear Cover
12.5.5.3 Removing the DC Power Supply Unit
12.5.6 Control Panel
12.5.6.1 Removing the Upper Left Cover (small)
12.5.6.2 Removing the Inside Cover
12.5.6.3 Removing the Control Panel
12.5.7 Control Panel LCD Unit
12.5.7.1 Removing the Upper Left Cover (small)
12.5.7.2 Removing the Inside Cover
12.5.7.3 Removing the Control Panel
12.5.7.4 Removing the Control Panel Back Plate
12.5.7.5 Removing the Control Panel LCD Unit
12.5.8 DC Controller PCB
12.5.8.1 Removing the Upper Rear Cover
12.5.8.2 Removing the Lower Rear Cover
12.5.8.3 Removing the Controller Box Cover
12.5.8.4 Removing the DC Controller PCB Cover
12.5.8.5 Removing the DC Controller PCB
12.5.8.6 When Replacing the DC Controller PCB
12.5.9 Counter Memory PCB
12.5.9.1 Removing the Upper Rear Cover
12.5.9.2 Removing the Lower Rear Cover
12.5.9.3 Removing the Left Upper Rear Cover
12.5.9.4 Removing the Controller Box Cover
12.5.9.5 Removing the DC Controller PCB Cover
12.5.9.6 Opening the Main Controller Box
12.5.9.7 Removing the Counter Memory PCB
12.5.10 Fuse PCB
12.5.10.1 Removing the Upper Rear Cover
12.5.10.2 Removing the Lower Rear Cover
12.5.10.3 Removing the DC Power Supply Unit
12.5.10.4 Removing the Fuse PCB
12.5.11 Leakage Breaker
12.5.11.1 Removing the Upper Rear Cover
12.5.11.2 Removing the Lower Rear Cover
12.5.11.3 Removing the DC Power Supply Unit
12.5.11.4 Removing the Power Supply Cooling Fan Mounting
12.5.11.5 Removing the Leakage Breaker
12.5.12 Duplex Driver PCB
12.5.12.1 Removing the Upper Rear Cover
12.5.12.2 Removing the Lower Rear Cover
12.5.12.3 Removing the Lattice Connector Mounting
12.5.12.4 Removing the Duplex Driver PCB
12.5.13 Relay PCB 1
12.5.13.1 Removing the Upper Rear Cover
12.5.13.2 Removing the Lower Rear Cover
12.5.13.3 Removing the Left Upper Rear Cover
12.5.13.4 Removing the Controller Box Cover
12.5.13.5 Removing the DC Controller PCB Cover
12.5.13.6 Opening the Main Controller Box
12.5.13.7 Removing the DC Controller Mounting
12.5.13.8 Removing the Relay PCB 1
12.5.14 Control Panel CPU PCB
12.5.14.1 Removing the Upper Left Cover (small)
12.5.14.2 Removing the Inside Cover
12.5.14.3 Removing the Control Panel
12.5.14.4 Removing the Control Panel CPU PCB
12.5.15 Control Panel Key Switch PCB
12.5.15.1 Removing the Upper Left Cover (small)
12.5.15.2 Removing the Inside Cover
12.5.15.3 Removing the Control Panel
12.5.15.4 Removing the Control Panel Back Plate
12.5.15.5 Removing the Control Panel Key PCB
12.5.16 Control Panel Inverter PCB
12.5.16.1 Removing the Upper Left Cover (small)
12.5.16.2 Removing the Inside Cover
12.5.16.3 Removing the Control Panel
12.5.16.4 Removing the Control Panel Back Plate
12.5.16.5 Removing the Control Panel Inverter PCB
12.5.17 Environment Sensor
12.5.17.1 Pressure Release of the Intermediate Transfer Unit
12.5.17.2 Removing the Upper Right Cover
12.5.17.3 Removing the Environment Sensor
12.5.18 Manual Feed Unit Open/Closed Sensor
12.5.18.1 Removing the Upper Rear Cover
12.5.18.2 Removing the Lower Rear Cover
12.5.18.3 Removing the Left Upper Rear Cover
12.5.18.4 Removing the Controller Box Cover
12.5.18.5 Removing the DC Controller PCB Cover
12.5.18.6 Opening the Main Controller Box
12.5.18.7 Removing the DC Controller Mounting
12.5.18.8 Removing the Registration Unit Open/Closed Sensor Mounting
12.5.18.9 Removing the Manual Feed Unit Open/Closed Sensor
12.5.19 Front Cover Open/Closed Sensor
12.5.19.1 Removing the Tonner Container release Lever
12.5.19.2 Removing the Cleaner Fan Cover
12.5.19.3 Removing the Inside Cover
12.5.19.4 Removing the Upper Rear Cover
12.5.19.5 Removing the Lower Rear Cover
12.5.19.6 Removing the Left Upper Rear Cover
12.5.19.7 Removing the DC Controller PCB Cover
12.5.19.8 Removing the DC Controller Mounting
12.5.19.9 Removing the Front Cover Open/Closed Sensor
12.5.20 Main Power Switch
12.5.20.1 Removing the Upper Rear Cover
12.5.20.2 Removing the Lower Rear Cover
12.5.20.3 Removing the Left Upper Rear Cover
12.5.20.4 Removing the Controller Box Cover
12.5.20.5 Removing the DC Controller PCB Cover
12.5.20.6 Opening the Main Controller Box
12.5.20.7 Removing the DC Controller Mounting
12.5.20.8 Removing the Fixing Heat Discharge Fan
12.5.20.9 Removing the Fixing Drive Unit
12.5.20.10 Removing the Lattice Connector Mounting
12.5.20.11 Removing the High-Voltage Unit
12.5.20.12 Removing the Manual Feed Cooling Fan Duct
12.5.20.13 Removing the Main Power Supply Switch
12.5.21 Manual Feed Unit Open/Closed Detecting Switch
12.5.21.1 Removing the Upper Rear Cover
12.5.21.2 Removing the Lower Rear Cover
12.5.21.3 Removing the Left Upper Rear Cover
12.5.21.4 Removing the Controller Box Cover
12.5.21.5 Removing the DC Controller PCB Cover
12.5.21.6 Opening the Main Controller Box
12.5.21.7 Removing the DC Controller Mounting
12.5.21.8 Removing the Registration Unit Open/Closed Sensor Mounting
12.5.21.9 Removing the Manual Feed Unit Open/Close Switch
12.5.22 Front Cover Open/Closed Detecting Switch
12.5.22.1 Removing the Tonner Container release Lever
12.5.22.2 Removing the Cleaner Fan Cover
12.5.22.3 Removing the Inside Cover
12.5.22.4 Removing the Upper Rear Cover
12.5.22.5 Removing the Lower Rear Cover
12.5.22.6 Removing the Left Upper Rear Cover
12.5.22.7 Removing the DC Controller PCB Cover
12.5.22.8 Removing the DC Controller Mounting
12.5.22.9 Removing the Front Cover Open/Close Switch
12.5.23 Cleaner Fan
12.5.23.1 Removing the Cleaner Fan Cover
12.5.23.2 Removing the Cleaner Fan
12.5.24 Manual Feed Cooling Fan
12.5.24.1 Removing the Upper Rear Cover
12.5.24.2 Removing the Lower Rear Cover
12.5.24.3 Removing the Left Upper Rear Cover
12.5.24.4 Removing the Controller Box Cover
12.5.24.5 Removing the DC Controller PCB Cover
12.5.24.6 Opening the Main Controller Box
12.5.24.7 Removing the DC Controller Mounting
12.5.24.8 Removing the Fixing Heat Discharge Fan
12.5.24.9 Removing the Developing Drive Unit
12.5.24.10 Removing the Lattice Connector Mounting
12.5.24.11 Removing the High-Voltage Unit
12.5.24.12 Removing the Manual Feed Cooling Fan Duct
12.5.24.13 Removing the Manual Feed Cooling Fan
12.5.25 Fixing Heat Discharge Fan
12.5.25.1 Removing the Upper Rear Cover
12.5.25.2 Removing the Lower Rear Cover
12.5.25.3 Removing the Left Upper Rear Cover
12.5.25.4 Removing the Controller Box Cover
12.5.25.5 Removing the DC Controller PCB Cover
12.5.25.6 Opening the Main Controller Box
12.5.25.7 Removing the Fixing Heat Discharge Fan
12.5.26 Power Supply Cooing Fan
12.5.26.1 Removing the Upper Rear Cover
12.5.26.2 Removing the Lower Rear Cover
12.5.26.3 Removing the DC Power Supply Unit
12.5.26.4 Removing the Power Supply Cooling Fan Mounting
12.5.26.5 Removing the Power Supply Cooing Fan
12.5.27 Delivery Cooling Fan
12.5.27.1 Removing the Upper Rear Cover
12.5.27.2 Removing the Lower Rear Cover
12.5.27.3 Removing the High-Voltage Unit
12.5.27.4 Removing the Left Lower Rear cover
12.5.27.5 Removing the Secondary Transfer High-Voltage Unit
12.5.27.6 Removing the Delivery Cooling Fan
12.5.28 Machine Heat Discharge Fan
12.5.28.1 Removing the Upper Rear Cover
12.5.28.2 Removing the Lower Rear Cover
12.5.28.3 Removing the Left Upper Rear Cover
12.5.28.4 Removing the Controller Box Cover
12.5.28.5 Removing the DC Controller PCB Cover
12.5.28.6 Opening the Main Controller Box
12.5.28.7 Removing the Machine Heat Discharge Fan
12.5.29 Drum Unit Drive Belt
12.5.29.1 Removing the Upper Rear Cover
12.5.29.2 Removing the Lower Rear Cover
12.5.29.3 Removing the Left Upper Rear Cover
12.5.29.4 Removing the Controller Box Cover
12.5.29.5 Removing the DC Controller PCB Cover
12.5.29.6 Opening the Main Controller Box
12.5.29.7 Removing the DC Controller Mounting
12.5.29.8 Removing the Fixing Heat Discharge Fan
12.5.29.9 Removing the Developing Drive Unit
12.5.29.10 Removing the Lattice Connector Mounting
12.5.29.11 Removing the High-Voltage Unit
12.5.29.12 Removing the Manual Feed Cooling Fan Duct
12.5.29.13 Removing the Drum ITB Motor Mounting
12.5.29.14 Removing the Drum Drive Unit
12.5.29.15 Detaching the Drum Unit Drive Belt

Chapter 13: MEAP
13.1 Overview
13.2 MEAP Counter
13.3 Construction of the MEAP Platform

Chapter 14: MAINTENANCE AND INSPECTION
14.1 Periodically Replaced Parts
14.1.1 Periodically Replaced Parts
14.1.2 Reader Unit/Color Image Reader-C1
14.1.3 Printer Unit
14.2 Durables and Consumables
14.2.1 Outline
14.2.2 Reader Unit/Color Image Reader-C1
14.2.3 Printer Unit
14.3 Scheduled Servicing Basic Procedure
14.3.1 Scheduled Servicing (Reader Unit)
14.3.2 Scheduled Servicing (Printer Unit)

Chapter 15: STANDARDS AND ADJUSTMENTS
15.1 Image Adjustments
15.1.1 Standards for Image Position
15.1.2 Checking the Image Position
15.1.3 Adjusting the Left/Right Margin (Cassette)
15.1.4 Adjusting the Left/Right Margin (Manual Feed Tray)
15.1.5 Adjusting the Left/Right Margin (Side Paper Deck)
15.1.6 Duplex Unit
15.2 Scanning System
15.2.1 After Replacing the Scanning Lamp
15.2.2 After Replacing the Copyboard Glass
15.2.3 After Replacing the CCD Unit
15.3 Laser Exposure System
15.3.1 After Replacing the Laser Unit
15.4 Image Formation System
15.4.1 After Replacing the Drum Unit
15.4.2 After Replacing the Transfer Unit
15.4.3 After Replacing the Pattern Reading Unit
15.5 Fixing System
15.5.1 After Disassembling the Fixing Unit
15.6 Electrical Components
15.6.1 When Replacing the Reader Controller PCB
15.6.2 When Replacing the DC Controller PCB
15.6.3 When Replacing the Main Controller PCB (main)
15.6.4 When Replacing the Main Controller PCB (sub)
15.6.5 When Replacing the SRAM PCB
15.6.6 When Replacing the HDD
15.6.7 When Replacing the Power Supply PCB
15.7 Pickup/Feeding System
15.7.1 Adjusting the Horizontal Registration When Replacing the Pickup Cassette
15.7.2 Adjusting the Horizontal Registration When Replacing the Duplex Unit

Chapter 16: CORRECTING FAULTY IMAGES
16.1 Making lnitial Checks
16.1.1 Site Environment
16.1.2 Checking the Paper
16.1.3 Checking the Placement of Paper
16.1.4 Checking the Durables
16.1.5 Checking the Periodically Replaced Parts
16.1.6 Checking the Units and Functional Blocks
16.1.7 Others
16.2 Test Print
16.2.1 Outline
16.2.2 Test Print TYPE
16.2.3 Selecting a Test Print TYPE
16.2.4 Gradations (TYPE=4)
16.2.5 Full Halftone (TYPE=5)
16.2.6 Grid (TYPE=6)
16.2.7 MCYBk Horizontal Stripe (TYPE=10)
16.2.8 Gradations (TYPE=12)
16.2.9 Full Color 16 Gradations (TYPE=14)
16.3 Troubleshooting
16.3.1 Symptoms
16.3.1.1 Image Fault Case Studies (A4)
16.3.1.2 Image Fault Case Samples (A3)
16.3.2 Image Faults
16.3.2.1 Blank Image
16.3.2.2 Solid Image
16.3.2.3 Light Image / Weak Density
16.3.2.4 Foggy Image
16.3.2.5 Uneven Density
16.3.2.6 Out of Focus
16.3.2.7 Partially Blank/Streaked
16.3.2.8 Smudged/Streaked
16.3.2.9 Ghost / Memory
16.3.2.10 Poor Finxing
16.3.2.11 Faulty Color Reproduction
16.3.2.12 Stretching/Shrinking
16.3.3 Faulty Feeding
16.3.3.1 Double-Feed/ Multiple Feed
16.3.3.2 Skew Feed
16.3.3.3 Wrinkle
16.3.3.4 Ripple
16.3.3.5 Wrap
16.3.4 Malfunction
16.3.4.1 No Power
16.3.4.2 Control Panel-Related
16.3.4.3 Counter Malfunction
16.3.4.4 Malfunction/Faulty Detection
16.3.4.5 Noise
16.3.4.6 User Warning Message
16.3.4.7 Other Defect
16.3.4.8 Part Breakage/Detachment
16.3.5 Printing/scanning
16.3.5.1 No Output
16.3.5.2 Installation Failure
16.3.5.3 Faulty Printing/Scanning Result
16.3.6 Network
16.3.6.1 Start-Up Failure
16.3.6.2 Connection Problem
16.3.7 Transmission/Fax-Related
16.3.7.1 Transmission Problem
16.3.7.2 Reception Problem
16.3.7.3 Other Operational Defect
16.3.8 Jam (Main Unit)
16.3.8.1 Paper not picked up: although the paper sensor detects paper inside the cassette
16.3.8.2 0102 Jam Code
16.3.8.3 0105 Jam Code: Occurs with machine having mylar sheet to fixing/feeder sensor flag
16.3.8.4 JAM CODE 0107
16.3.8.5 JAM CODE 0108, 0207
16.3.8.6 JAM CODE 0207
16.3.8.7 0207 Jam Code: Because of deformation of internal delivery roller
16.3.8.8 0A06 Jam Code
16.3.8.9 JAM CODE 0A0A: At about 41 sec. after the power is turned ON, due to a duplexing driver PCB failure
16.3.8.10 JAM CODE 0B00/0105
16.3.9 Jam (Document Feeder)
16.3.9.1 JAM CODE 008C: frequent occurrence recorded in jam history under service mode, although unable to reproduce during paper feeding test
16.3.10 Error Code
16.3.10.1 E000 Error code detail The rise in temperature in the fixing unit at time of power-on is inadequate
16.3.10.2 E001 Error code detail The fixing unit is overheating
16.3.10.3 E002 Error code detail The rise in temperature of the fixing unit is inadequate
16.3.10.4 E003 Error code detai The temperature of the fixing unit is abnormally low after standby
16.3.10.5 E004 Error code detail The protection circuit of the fixing unit is faulty
16.3.10.6 E004-0003 Error code Or message Remove the paper from the finisher trays.: after implementing countermeasure against malfunction of fixing feeder unit open/closed sensor
16.3.10.7 E004-0005 Error Code: Because of faulty DC Controller PCB
16.3.10.8 E004-0007 Error Code: Occasionally occurs first in the morning
16.3.10.9 E004-0006/E004-0007 Error Code Descriptions
16.3.10.10 E012 Error code detail The drum ITB motor is faulty
16.3.10.11 E012-0001 Error code ITB motor not rotating
16.3.10.12 E012-0001 Error code At about 37 sec. after the power is turned ON, due to a drum ITB motor failure
16.3.10.13 E012-0001 Error code At about 37 sec. after the power is turned ON, due to a microswitch PCB failure
16.3.10.14 E012-0001 Error Code: Drum ITB Motor, DC Power Supply PCB and Fuse PCB work normally
16.3.10.15 E012-0001 Error Code: Because Drum ITB Motor is faulty, or Fuse PCB is faulty
16.3.10.16 E020-0134 Error code Recurring even after replacement of yellow drum unit
16.3.10.17 E020 Error code detail There is a fault associated with the drum/developer
16.3.10.18 E020-xx81: generally E020-0181 Error Code
16.3.10.19 E020-0081 Error code Displaying when a copy is made with the service case removed
16.3.10.20 E020-0X34, E020-0X21 Error code Upon installation in a cold season
16.3.10.21 E020-04B0 Error code At about 200 to 300 sheets from installation, toner container motor (Bk) not rotating (Refer to SymptomExplanation.)
16.3.10.22 E020-04B0 Cautions in replacing the drum unit
16.3.10.23 E020-0X81 Error Code Displaying because of an open/close failure of the SALT sensor shutter
16.3.10.24 E020-0124 Error Code
16.3.10.25 E020-OXB0 Error Code
16.3.10.26 E020-xx24 Error Code
16.3.10.27 E020-xxA0 Error Code
16.3.10.28 E020-xxD0 Error Code
16.3.10.29 E020-xx34 Error Code
16.3.10.30 E020-0125 Error Code
16.3.10.31 E020-03B0 Error Code: Overall fogging (no margin) occurred after replacement of Cyan drum unit
16.3.10.32 E032 Error code detail The counter of the NE controller fails to operate
16.3.10.33 E110 Error code detail The operation of the laser scanner motor is faulty
16.3.10.34 E110-0x10 Error Code
16.3.10.35 E202 Error code detail A fault has occurred in detecting the No. 1 mirror home position
16.3.10.36 E202-0000 Error Code
16.3.10.37 E220 Error code detail A fault has occurred in activating the scanning lamp
16.3.10.38 E220-0000 Error Code: Entire image sometimes becomes tinged with red
16.3.10.39 E220-0000 Error Code
16.3.10.40 E220-0000 Error code Faulty connection in the flat cable from the CCD unit into R-CON J205 causes
16.3.10.41 E220-0000 Error Code: Scanning lamp did not light up after turning power ON
16.3.10.42 E220-0000 Error Code when turning power ON while opening platen cover
16.3.10.43 E220-0000 Error Code: No problem with CCD unit and Reader Controller PCB
16.3.10.44 E220-0000 Error Code: At power-on upon installation, because of poor contact of J204 on Reader Controller PCB, iRC3220
16.3.10.45 E240 Error code detail The communication between the main motor controller and the DC controller is faulty
16.3.10.46 E243 Error code detail The control panel is faulty
16.3.10.47 E302 Error code detail A fault has occurred in relation to shading correction
16.3.10.48 E315 Error code detail The image data is faulty
16.3.10.49 E315-0010 Error code Only for FAX is transmitted
16.3.10.50 E351 Error code detail The ECO-ID PCB is faulty
16.3.10.51 E351-0000 Error Code: Because of poor connection of connector on ECO-ID PCB
16.3.10.52 E402 Error code detail There is a fault in the feeder motor
16.3.10.53 E402 Error Code
16.3.10.54 E404 Error code detail There is a fault in the delivery motor
16.3.10.55 E500 Error code detail There is a fault in finisher communication. (Finisher-N1)
16.3.10.56 E500 Error code detail There is a fault in finisher communication. (Finisher-M1)
16.3.10.57 E503 Error code detail There is a fault in saddle communication
16.3.10.58 E504 Error code detail There is a fault in stack size detection
16.3.10.59 E505 Error code detail There is a fault in the backup RAM
16.3.10.60 E512 Error code detail There is a fault in delivery. (Finisher-N1)
16.3.10.61 E512 Error code detail There is a fault in delivery. (Finisher-M1)
16.3.10.62 E514 Error code detail There is a fault in stack processing (clockwise direction)
16.3.10.63 E530 Error code detail There is a fault in alignment.(Finisher-N1)
16.3.10.64 E530 Error code detail There is a fault in rear alignment. (Finisher-M1)
16.3.10.65 E531 Error code detail There is a fault in stapling. (Finisher-M1)
16.3.10.66 E531 Error code detail There is a fault in stapling. (Finisher-N1)
16.3.10.67 E532 Error code detail There is a fault in the shift of the stapler
16.3.10.68 E535 Error code detail There is a fault in the swing mechanism
16.3.10.69 E537 Error code detail There is a fault in front alignment
16.3.10.70 E540 Error code detail There is a fault in the ascent/descent of the tray
16.3.10.71 E577 Error code detail There is a fault in stack processing (counterclockwise direction)
16.3.10.72 E580 Error code detail There is a fault in ascent/descent of the stack tray
16.3.10.73 E584 Error code detail There is a fault in feed operation (No. 2)
16.3.10.74 E5F0 Error code detail There is a fault in paper positioning for the saddle
16.3.10.75 E5F1 Error code detail There is a fault in paper folding for the saddle
16.3.10.76 E5F2 Error code detail There is a fault in the saddle guide
16.3.10.77 E5F3 Error code detail There is a fault in saddle alignment
16.3.10.78 E5F4 Error code detail There is a fault in stapling at the saddle rear
16.3.10.79 E5F5 Error code detail There is a fault in stapling at the saddle front
16.3.10.80 E5F6 Error code detail There is a fault in stapling by the saddle paper pushing plate
16.3.10.81 E5F8 Error code detail There is a fault in the saddle connector
16.3.10.82 E5F9 Error code detail There is a fault in the saddle switch
16.3.10.83 E601-0xdd: after performing [COPIERADJUSTV-CONT-Y/M/C/K] to improve faint image
16.3.10.84 E602-0001/E602-0002/E602-0003 Error Code: Remedy upon occurrence of error code
16.3.10.85 E602 Error code detail The hard disk is faulty
16.3.10.86 E602-0001 Error code At about 5 sec. after the power is turned ON, due to a failure of the Distribution Board PCB Assy
16.3.10.87 E602-0001 Error code At about 5 sec. after the power is turned ON, due to a connection failure of the flat cable between the HDD unit and the main controller
16.3.10.88 E602-0202 Error Code: Recovered after performing HD-CHECK
16.3.10.89 E602-0202 Error Code: Because of faulty SRAM Board PCB
16.3.10.90 Progress bar on machine starting-up window is slower than usual, then E602 Error Code is displayed
16.3.10.91 E602-0402 Error Code: not recovered after replacement of main controller PCB
16.3.10.92 E602-0x02 Error Code
16.3.10.93 E602-0001 Error Code
16.3.10.94 E602-0402 Error Code: At power-on upon installation, iRC3220
16.3.10.95 E604 Error code detail There is a shortage in image memory (SDRAM)
16.3.10.96 E604-0000 Error Code: Because of faulty expansion RAM
16.3.10.97 E605 Error code detail The battery for image memory is faulty
16.3.10.98 E606 Error code detail The hard disk is faulty
16.3.10.99 E674 Error code detail The fax board is faulty
16.3.10.100 E677-0002 Error Code
16.3.10.101 E711 Error code detail There is a fault in IPC communication.(DADF-K1)
16.3.10.102 E711 Error code detail There is a fault in IPC communication
16.3.10.103 E712 Error code detail There is a fault in the communication between the ADF and the reader unit
16.3.10.104 E713 Error code detail There is a fault in the communication between the finisher and the cassette pedestal
16.3.10.105 E716 Error code detail There is a fault in the communication between the cassette pedestal and the printer unit
16.3.10.106 E716-0000 Error code Recorded only in the error history
16.3.10.107 E717 Error code detail The communication with the NE controller is faulty
16.3.10.108 E719 Error code detail The coin vendor is faulty
16.3.10.109 E719-0011 Error code After the cable is disconnected because of a scanning fault in card reader D1
16.3.10.110 E719-0001 Error code When the coin vendor is disconnected, unable to be cleared
16.3.10.111 E731 Error code detail There is a fault in the UFR board
16.3.10.112 E732 Error code detail There is a reader communication error
16.3.10.113 E732-9999 Error Code: Recorded in error log after performing service mode COPIER Function CLEAR MN-CON
16.3.10.114 E732-0001 Error code A message Starting up. Please wait keeps displaying for about 2 min. 40 sec. after the power is turned ON, and then the error code results (DC power supply unit PCB J158 output failure)
16.3.10.115 E732-0001 Error Code: After turning power ON, message Starting up. Please wait changes to error code indication
16.3.10.116 E732-0001 Error code A message Starting up. Please wait keeps displaying for about 2 min. 40 sec. after the power is turned ON, and then the error code results
16.3.10.117 E733 Error code detail There is a printer communication error
16.3.10.118 E733-0001 Error code Printer communication error
16.3.10.119 E740 Error code detail The Ethernet board is faulty
16.3.10.120 E744 Error code detail The language file is faulty
16.3.10.121 E745 Error code detail The TokenRing board is faulty
16.3.10.122 E747-8702 Error Code
16.3.10.123 E747 Error code detail The image processing ASIC or the memory control/communication ASIC is faulty
16.3.10.124 E747-00FF Error code Only with printing operation
16.3.10.125 E747-8701 Error Code
16.3.10.126 E747-00FF Error Code
16.3.10.127 E751-0304 Error Code
16.3.10.128 E804 Error code detail The power supply cooling fan is faulty
16.3.10.129 E804-0004 Error Code
16.3.10.130 E804-0004 Error code Displaying if the jack of the controller fan (FM7) which is fixed on the controller box
16.3.10.131 E804-0004 due to faulty fuse PCB Error Code
16.3.10.132 E805 Error code detail The cleaner fan is faulty
16.3.10.133 E805 Error code detail The fixing heat discharge fan is faulty
16.3.11 FAX # Code
16.3.11.1 ��037
16.3.12 FAX ## Code
16.3.12.1 ##111, ##228 FAX Error Code
16.3.12.2 ##281/##104 FAX Error Code
16.3.12.3 ##796 FAX Error Code
16.4 Outline of Electrical Components
16.4.1 Clutch/Solenoid
16.4.1.1 Reader Unit
16.4.1.2 Printer Unit
16.4.2 Motor
16.4.2.1 Reader Unit
16.4.2.2 Printer Unit
16.4.3 Fan
16.4.3.1 Reader Unit
16.4.3.2 Printer Unit
16.4.4 Sensor
16.4.4.1 Reader Unit
16.4.4.2 Printer Unit
16.4.5 Switch
16.4.5.1 Reader Unit
16.4.5.2 Printer Unit
16.4.6 Lamps, Heaters, and Others
16.4.6.1 Reader Unit
16.4.6.2 Printer Unit
16.4.7 PCBs
16.4.7.1 Reader Unit
16.4.7.2 Printer Unit
16.4.8 Plane Pedistal
16.4.8.1 Plain Pedestal-C1
16.4.9 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB
16.4.9.1 Adjusting the Variable Resistors (VR), the Light-Emitting Diodes (LED), and the Check Pins by PCB
16.4.9.2 Main Controller PCB (main)
16.4.9.3 Main Controller PCB (sub)
16.4.9.4 Reader Controller PCB
16.4.9.5 Inverter PCB
16.4.9.6 Differential PCB

Chapter 17: SELF DIAGNOSIS
17.1 Error Code Details
17.1.1 Error Code Details Table

Chapter 18: SERVICE MODE
18.1 Outline
18.1.1 Service mode screen configuration
18.1.2 Entering or selecting service modes
18.1.3 Exiting service modes
18.1.4 Service mode backup
18.1.5 Initial screen
18.1.6 Main/intermediate item screen
18.1.7 Sub-item screen
18.2 DISPLAY (Status Display Mode)
18.2.1 COPIER
18.2.1.1 VERSION
18.2.1.2 ACC-STS
18.2.1.3 ANALOG
18.2.1.4 JAM
18.2.1.5 ERR
18.2.1.6 DENS
18.2.1.7 MISC
18.2.1.8 ALARM-1
18.2.1.9 ALARM-2
18.2.1.10 ENVRNT
18.2.2 FEEDER
18.2.2.1 FEEDSIZE
18.2.3 DISPLAY Level 2
18.2.3.1 DISPLAY (Status Display Mode) - Level 2
18.2.4 DISPLAY (Status Display Mode) Level 2
18.2.4.1 COPIER
18.3 I/O (I/O Display Mode)
18.3.1 I/O (display mode)
18.3.2 DC-CON
18.3.3 R-CON
18.3.4 FEEDER
18.3.5 SORTER
18.3.6 MN-CON
18.4 ADJUST (Adjustment Mode)
18.4.1 COPIER
18.4.1.1 ADJ-XY
18.4.1.2 CCD
18.4.1.3 IMG-REG
18.4.1.4 BLANK
18.4.1.5 PASCAL
18.4.1.6 FEED-ADJ
18.4.1.7 CST-ADJ
18.4.1.8 MISC
18.4.2 FEEDER
18.4.2.1 DOCST
18.4.3 ADJUST (Adjustment Mode) Level 2
18.4.3.1 COPIER
18.5 FUNCTION (Operation/Inspection Mode)
18.5.1 COPIER
18.5.1.1 INSTALL
18.5.1.2 CCD
18.5.1.3 LASER
18.5.1.4 CST
18.5.1.5 CLEANING
18.5.1.6 FIXING
18.5.1.7 PANEL
18.5.1.8 PART-CHK
18.5.1.9 CLEAR
18.5.1.10 MISC-R
18.5.1.11 MISC-P
18.5.1.12 SYSTEM
18.5.2 FEEDER
18.5.2.1 SENS-INT
18.5.3 FUNCTION (operation/inspection mode): Level 2
18.5.3.1 COPIER
18.6 OPTION (Machine Settings Mode)
18.6.1 COPIER
18.6.1.1 BODY
18.6.1.2 USER
18.6.1.3 ACC
18.6.1.4 INT-FACE
18.6.2 SORTER
18.6.2.1 BLNK-SW
18.6.3 BOARD
18.6.3.1 SURF-OFF
18.6.4 OPTION (mechanical specifications setting mode): Level 2
18.6.4.1 COPIER
18.6.4.2 BOARD
18.7 TEST (Test Print Mode)
18.7.1 COPIER
18.7.1.1 NETWORK
18.8 COUNTER (Counter Mode)
18.8.1 COPIER
18.8.1.1 Overview
18.8.1.2 TOTAL
18.8.1.3 PICK-UP
18.8.1.4 FEEDER
18.8.1.5 JAM
18.8.1.6 DRBL-1
18.8.1.7 DRBL-2

Chapter 19: UPGRADING
19.1 Outline
19.1.1 Construction of Firmware
19.1.2 Outline of the Service Support Tool
19.1.3 Network Interface of the Machine with the SST in Use
19.2 Making Preparations
19.2.1 Registering the Firmware
19.2.2 Making Connections
19.3 Formatting the HDD
19.3.1 Formatting All Partitions
19.3.2 Formatting Selected Partitions
19.3.3 Formatting the Partitions
19.4 Downloading System Software
19.4.1 Downloading the System Software
19.4.1.1 Outline
19.4.1.2 Downloading Procedure
19.4.2 Downloading the RUI, and Language Module
19.4.2.1 Outline
19.4.2.2 Downloading Procedure
19.4.3 Downloading the BOOT Software
19.4.3.1 Outline
19.4.3.2 Downloading Procedure
19.4.4 Downloading the Dcon and Rcon Software
19.4.4.1 Outline
19.4.4.2 Downloading Procedure
19.4.5 Downloading the G3 FAX Software
19.4.5.1 Outline
19.4.5.2 Downloading Procedure
19.5 Uploading and Downloading Backup Data
19.5.1 Outline
19.5.2 Uploading Procedure
19.5.3 Downloading Procedure

Chapter 20: SERVICE TOOLS
20.1 Special Tools
20.2 Solvents and Oils

Numbers of pages: 1216.

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