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iR6000i
Service manual
Canon iR6000i Service Manual
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Also See for iR6000i
:
Function manual
(167 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
System Unit
System Configuration
Table of Contents
Chapter 1 General Description
Features
Addition of the Differential PCB
Hard Disk
High Speed, High Image Quality
Large-Capacity Paper Source
Printer Type
Stackless, Duplexing Mechanism
Variety of Delivery Processing (with Accessories)
Specifications
Copier
Method
Type
Functions
Others
Paper Deck-G1
Shift Tray-B1
Names of Parts
External View
Using the Machine
User Mode
Control Panel
Hard Disk Drive
Main Controller PCB
System Construction
Outline of Electrical Circuitry 1-27S
Inputs to and Outputs from the Major Pcbs
Wiring Diagram of the Major Pcbs
Routine Maintenance by the User 1-29S
Cleaning
Inspection
Making a Check
Wiring Diagram of the Major Pcbs
Digital Image Processing
Outline
Binary Processing (Error Diffusion; T-BIC)
Density Conversion (LUT) 2-9S
Edge Emphasis
Editing
Enlargement/Reduction
Image Data from the Reader Unit
Input Image Processing
Binary Processing (Dither Screen)
Binary-Binary Density Conversion (Read Image Output Only)
Compression/Decompression, Rotation, Enlargement/Reduction
Controlling the Image Memory
Hard Disk Drive (HDD)
Output Image Processing
Sdram
Smoothing
Thickening (PDL Output Only)
Flow of Image Data
Flow of Image Data During Copying
Local Copying
Remote Copying
Tandem Copying
Outline
Transmission
Flow of Image Data (During Transmission)
Image Processor Pcb
Flow of Print Jobs
Print
Tcp/Ip
Netware
Appletalk
Processing Print Data
Soft Counter
Controlling the Power Supply
Outline
Power Supply Mode
Standby Mode (Normal Operation)
Power Save Mode
Low Power Mode
Shift from Standby Mode (Standby → Low-Power)
Shift to Standby Mode (Low Power → Standby)
Sleep Mode
Return to Standby Mode (Sleep → Standby)
Shift from Low Power Mode (Low Power Mode → Sleep)
Shift from Standby Mode (Standby → Sleep)
Off Mode
Return to Standby Mode (off Mode → Standby)
Shift from Low Power Mode (Low Power Mode → off Mode)
Shift from Standby Mode (Standby → off Mode)
Power off Mode
User Software
Outline
Printer Drivers
Utilities
JBIG Viewer
Netspot
Network Scangear(Windows Only)
Selecting the Site
Unpacking and Installation
Before Starting the Work
Installation
Unpacking
Installing the Image Reader-A1
Mounting the Fixing Assembly
Checking the Charging Assemblies
Mounting the Developing Assembly
Mounting the Pickup Assembly
Mounting the Deck Locking Plate (Left Deck)
Supplying Toner
Setting the Cassette
Changing the Paper Size for the Front Deck (Right/Left)
Installing the DADF-D1
Checking Images/Operations and User Mode
Checking the Environment Switch
Connecting to the Network
Installing the Machine
Checking the Connection to the Network
Troubleshooting the Network
Relocating the Machine
Mounting the Delivery Tray
Mounting the Original Holder
Installing the Card Reader-C1 (Option)
Installing the NE Controller-A1
Installation
Reader Unit
Chapter 1 Basic Operation
Functional Construction
Outline of Electrical Circuitry
Outline
Reader Controller PCB
Basic Sequence of Operations
Basic Sequence of Operations at Power-On
Chapter 2 Original Exposure System
Outline of Operations
Outline
Book Mode, 1 Original, Copyboard Closed
Sequence of Operations (Original Exposure)
Copyboard Cover Open
Changing the Reproduction Ratio in Main Scanning Direction
Changing the Reproduction Ratio in Sub Scanning Direction
Enlargement/Reduction (Zoom)
Scanner Drive System
Outline
Controlling the Motor When Scanning an Image
Controlling the Scanner Motor
Reversing the Scanner after Scanning in Main Reading Direction
Controlling the Scanning Lamp (LA2)
Outline
Pcbs
Turning On/Off the Lamp
Detecting an Error
Detecting the Size of Originals
Outline
Outline of Detection
Points of Detection
Book Mode, 1 Original, Copyboard Cover Open
Outline of Detection Operation
Scanning Lamp
Removing the Scanning Lamp
After Replacing the Scanning Lamp
Points to Note When Replacing the Scanning Lamp
Scanner Drive Block
Removing the Scanner Motor
Scanner Motor
Mounting the Scanner Motor
Removing the Scanner System Drive Cable
Scanner System Drive Cable
Routing the Scanner Drive Cable
Positioning the No. 1/2 Mirror Base
Others
Removing the Original Size Sensor
Removing the Copyboard Sensor
Removing the Fuse Pcb
Removing the Inverter Pcb
Chapter 3 Image Processing System
Outline
Analog Image Processing
Driving the CCD
Outline
A/D Conversion of the CCD Output
Gain Correction and Offset Correction of the CCD Output
Digital Image Processing
Outline
Shading Correction
Shading Adjustment
Shading Correction
Edge Gain Correction (ADF in Use)
Auto Density Adjustment (AE)
Outline
External Covers
Removing the Reader Left Cover
Removing the Reader Right Cover
Removing the Rear
Removing the Reader Rear Cover
CCD/Ap Pcb
Removing the CCD Unit
When Replacing the CCD/AP PCB
Reader Controller PCB
Removing the Reader Controller PCB
When Replacing the Reader Controller PCB
Removing the Differential PCB
Printer Unit
Chapter 1 General Description
Safety
Regulations under the Center for Devices and Radiological Health
Safety of Laser Light
Handling the Laser Unit
Safety of Toner
Chapter 2 Sequence of Operations
Basic Operations
Functional Construction
DC Controller PCB
Outline
Outline of Electrical Circuitry
Basic Sequence of Operations at Power-On
Sequence of Basic Operations
Controlling the Main Motor (M2)
Wiring Diagram of Major Pcbs
Inputs to the DC Controller Pcb
Chapter 3 Laser Exposure System
Outline of Operations
Outline
Basic Sequence of Operations (Laser Exposure System)
Generating Sync Signals
Outline
Flow of Sync Signals
Controlling the Laser
Controlling the Laser Scanner Motor
Disassembly and Assembly
Scanner Unit
Chapter 4 Image Formation System
Outline of Processes
Outline
Basic Sequence of Operations (Image Formation System)
Potential Control
Outline
Controlling Potential for Printing/Copying
Determining Primary Current
Determining the Laser Output
Determining the Developing Bias
APC Correction
Density Adjustment During Copying
Density Adjustment in each Mode
Density Adjustment During Printing
Controlling Charging
Controlling Pre-Exposure LED
Outline
Controlling Primary Charging
Outline
Primary Charging Assembly Cleaning Mechanism
Others
Dust-Collecting Roller Bias
Controlling the Output to Suit the Environment (Fuzzy Control)
Controlling the Pre-Transfer Charging
Outline
Cleaning Mechanism for the Pre-Transfer Charging Assembly
Others
Controlling the Output to Suit the Environment (Fuzzy Control)
Controlling Transfer Charging
Outline
Cleaning Mechanism for the Transfer Charging Assembly
Others
Controlling Separation Charging
Outline
Correcting the Output to Suit the Environment and the Density of the Original Used
Others
Hopper/Developing Assembly
Outline
Controlling the Drive to the Hopper/Developing Assembly
Controlling the Developing Bias
Detecting the Level of Toner and Controlling the Supply of Toner
Sequence of Operations (Toner Supply)
Drum Cleaner Unit
Outline
Detecting the Waste Toner
Controlling the Drum Heater
Outline
Disassembly and Assembly
Pre-Exposure Lamp Unit
Removing the Pre-Exposure Lamp Unit
Photosensitive Drum
Removing the Drum Unit
Replacing the Drum Heater
4-52P
Mounting the Photosensitive Drum
Setting the DIP Switch for the Drum Heater Control PCB
Process Unit
Removing the Process Unit
Mounting the Process Unit
Potential Sensor/Potential Control PCB
Removing the Potential Sensor/Potential Control PCB
Adjusting the Potential Sensor
Primary Charging Assembly
Removing the Primary Charging Assembly
Pre-Transfer Charging Assembly
Removing the Pre-Transfer Charging Assembly
Transfer/Separation Charging Assembly
Removing the Transfer/Separation Charging Assembly
Mounting the Transfer/Separation Charging Assembly
Charging Wire
Outline
Removing the Wire Cleaner of the Primary Charging Assembly
Routing the Charging Wire
Routing the Grid for the Primary Charging Assembly
Adjusting the Height of the Charging Wire
Cleaning the Primary Anti-Stray Sheet
Developing Assembly
Removing the Developing Assembly from the Machine
Removing the Blade Unit
Mounting the Blade
Removing the Developing Cylinder/Magnetic Seal
Cleaning the Developing Anti-Stray Sheet
Hopper Assembly
Removing the Hopper Assembly from the Machine
Drum Cleaner
Construction
Removing the Cleaning Blade
Mounting the Cleaning Blade
Mounting the Side Seal
Cleaning the Cleaner Side Scraper
Separation Claw/Separation Claw Drive Assembly
Removing from the Drum Unit
Chapter 5 Pick-Up/Feeding System
Outline
Specifications and Construction
Arrangement of Roller and Sensors
Pickup Assembly
Pickup Control System
Outline
Sequence of Operations (Pickup)
Pickup Retry Operation
Lifter Movement
Outline
Lifter Limiter Control Circuit (Right/Left Deck)
Detecting the Level of Paper
Detecting the Presence/Absence of Paper
Cassette 3/4
Identifying the Size of Paper in the Cassette
Right/Left Deck
Markings on the Width Guide Rail
Paper Sizes
Manual Feed Tray Pickup Assembly
Pickup Operation
Detecting the Size of Paper on the Manual Feed Tray
Controlling the Registration Clutch
Control System
Outline
Double-Sided Prints
Control System
Sending Paper to the Reversing Assembly after Printing on the First Side
Sending Paper from the Revers- Ing Assembly to the Duplexing/Feeding Assembly
Outline
Sequence of Operations (Printing)
Outline
Through-Path Operation
Outline of Operations
Detecting Horizontal Registration Position
Outline
Operation
Controlling the Pickup Assembly 5-37P
Pickup Assembly Motors
Controlling the Delivery Assembly
Reversal Delivery Operation
Controlling the Cassette Heater
Detecting Jams
Types of Jams
Delay Jam
Sequence of Operations (Jam Detection)
Stationary Jams
Jam History
Disassembly and Assembly
Manual Feed Tray Assembly
Opening of the Right Upper Cover
Removing the Right Upper Cover
Removing the Feeding Roller
Removing the Manual Feed Pull-Out Roller Unit
Removing the Separation Roller
Adjusting the Pressure of the Separation Roller
Removing the Manual Feed Tray Paper Sensor
Attaching the Side Guide Timing Belt in the Manual Feed Tray Assembly
Removing the Manual Feed Pull-Out Roller
Deck Pickup Assembly
Removing the Left Deck Pickup Assembly
Removing the Right Deck Pickup Assembly
Removing the Cassette 3 Pickup Assembly
Removing the Cassette 4 Pickup Assembly
Removing the Pickup Roller 9.5.1
Orientation of the Feeding Roller of the Deck/Cassette Pickup Assembly
Adjusting the Separation Roller Pressure
Orientation of the Separation Roller
Adjusting the Left/Right Regis- Tration for the Front Deck 9.6.5
Adjusting the Registration for the Cassette 3/4
Adjusting the Position of the Lifter Motor M20 (M21) of the Cassette 3 (Cassette 4)
Removing the Lifter Motor M20 (M21) of the Cassette 3 (4)
Adjusting the Position of the Cassette 3/4 Pickup Solenoid (SL3, 4)
Vertical Path Roller Assembly
Removing the Vertical Path Roller 1
Removing the Vertical Path Roller 2
Removing the Vertical Path Roller 3/4
Registration Feeding Assembly
Removing the Registration Clutch
Removing the Registration Roller
Feeding Assembly
Removing the Feeding Belt
Removing the Fixing/Feeding Unit Releasing Lever Switch
Duplex Unit
Removing the Duplex Unit
Removing the Reversal Motor
Removing the Reversing Flapper Solenoid
Mounting the Reversal Motor
Removing the Duplex Feeding Right Motor
Removing the Duplexing Feeding Left Motor
Removing the Duplex Pre-Registration Sensor
Removing the Horizontal Registration Motor
Removing the Duplex Paper Sensor
Removing the Reversal Sensor
Removing the Left Deck Feed Paper Sensor
Pcb
Removing the Duplex Driver
Removing the Horizontal Registration Sensor
Chapter 6 Fixing System
Outline of Operation
Outline
Basic Sequence of Operations (Fixing System)
Fixing Drive System
Outline
Controlling the Drive of the Fixing Roller
Controlling the Drive of the Cleaning Web
Controlling the Drive of the Fixing Assembly Inlet Guide
Controlling the Reciprocating Mechanisms of the Thermistor
Controlling the Reciprocating Mechanism of the Upper Separation Claw
Controlling the Fixing Temperature
Temperature Control
Normal Sequence
During Printing
Temperature Control by Mode
Detecting Errors
Disassembly and Assembly
Fixing Assembly
Removing the Fixing/Feeding Unit
Removing the Fixing Assembly
Removing the Fixing Web
Mounting the Fixing Web
Adjusting the Fixing Web Solenoid (SL9)
Fixing Heater and the Control Parts
Removing the Main/Sub Heater
Mounting the Main/Sub Heater
Removing the Thermal Switch
Removing the Main Thermistor
Removing the Sub Thermistor
Fixing Roller Assembly
Removing the Fixing Upper Roller
Mounting the Fixing Upper Roller
Removing the Fixing Lower Roller
Adjusting the Nip
Fixing Separation Assembly
Removing the Lower Separation Claw
Removing the Upper Separation Claw
Delivery Assembly
Removing the External Delivery Roller
Removing the Internal Delivery Roller
Adjusting the Position of the Delivery Flapper Solenoid (SL5)
Paper Sensor
Removing the Claw Jam Sensor 4.8.2
Chapter 7 Externals and Controls
Control Panel
Outline
Controlling the Speed
Operation
Sequence of Operations
Power Supply
Outline
Distribution of Power Among Switches
Output of Power Supplies
Rated Outputs of the DC Power Supply
Protection Mechanism
Others
Silent Mode
Disassembly and Assembly
External Covers
Removing the
Removing the Top Plate
Removing the Control Panel in
Removing the Control Panel Family PCB
Pcbs
DC Controller PCB
Removing the Main Controller Box
Removing the Ethernet PCB
Removing the Main Controller PCB
Remove the Differential PCB
Removing the LIPS PCB
Removing the RISER PCB
Power Supply PCB
High-Voltage Power Supply PCB
AC Driver PCB
Accessories Power Supply PCB
Anti-Rush Current PCB
Motor Driver PCB
Serial Number PCB
Fans
Exhaust Fan
Feeding Fan
DC Power Supply Fan
HDD Fan
Primary Charging Cooling Fan
Drive System
Left Deck Drive Assembly
Vertical Path Duplex/Right Deck Drive Assembly
Main Motor Drive Assembly
Manual Feed Pickup Drive Assembly
Left Deck Pull-Out Roller Drive Assembly
Left Deck Lifter Drive Assembly
Main Motor (M2)
Vertical Path Lower Motor
Vertical Path Duplex Motor
Pre-Registration Motor (M17) and Drum Motor (M1)
Solenoid
Adjusting the Position of the Right Deck Pickup Solenoid (SL6)
Right Deck Pickup Roller Releasing Solenoid (SL6)
Adjusting the Position of the Left Deck Pickup Solenoid (SL7)
Right Deck Pickup Roller Releasing Solenoid (SL7)
Clutches
Manual Feed Pickup Clutch
Cassette 3/4 Paper Size
Sensors
Hdd
Others
DC Controller PCB Base
Relay
Power Supply Transformer
Paper Deck
Inputs to the Driver (1/2)
Outputs from the Deck Driver
Removing the Right Cover
Removing the Upper Cover
General Descriptions
Removing the Compartment
Adjusting the Deck Registration
Routing the Lifter Cable
Removing the Deck Pickup Roller
Removing the Deck Pickup Unit
Orientation of the Deck Pickup Roller
Removing the Deck Separation Roller
Removing the Open Switch Pcb
Shift Tray
Troubleshooting
Chapter 8 Paper Deck
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See also:
Function Manual
Image Reader-A1
iR5000i/iR6000i
REVISION 0
FY8-13HH-000
JUNE 2001
COPYRIGHT© 2001 CANON INC.
CANON iR5000i/iR6000i REV.0 JUNE 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
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Chapters
System Unit
10
Reader Unit
111
Printer Unit
168
Troubleshooting
545
Table of Contents
Troubleshooting
Troubleshooting the Network
102
troubleshooting
544
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS
617
Troubleshooting Image Faults
621
Troubleshooting Malfunctions
636
Troubleshooting Feeding Faults
668
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