Canon i-SENSYS MF628Cw MF623Cn, imageCLASS MF628Cw MF626Cn MF624Cw MF623Cn MF621Cn Service Manual

Service Manual Canon i-SENSYS MF628Cw MF623Cn, imageCLASS MF628Cw MF626Cn MF624Cw MF623Cn MF621Cn;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Canon.
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 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Safety Precautions
Laser Safety
How to Handle the Laser Scanner Unit
Toner Safety
About Toner
Handling Adhered Toner
Notes When Handling a Lithium Battery
Notes on Assembly/Disassembly

1. PRODUCT OVERVIEW
Product Lineups
Host Machine
Options
Product Features
Features
Specifications
Specifications of Host Machine
ADF Specifications
Wireless LAN Specifications
SEND Specifications
FAX Specifications
Paper types / Paper size
Name of Parts
External View
Cross Section View
Control Panel

2. TECHNICAL EXPLANATION
Basic Configuration
Configuration function
Basic Sequence
Print Mode
Document Exposure/Feeder System
Document Exposure System
Document Feeder System
Controller System
Overview
Controls
Laser Control System
Overview
Controls
Image Formation System
Overview
Parts
Image Forming Process
Controls
Fixing System
Overview
Controls
Pickup / Feed System
Overview
Parts Configuration
Drive Configuration
Controls
Embedded RDS
Product Overview
Service cautions
E-RDS Setup
FAQ
Troubleshooting
Error code and strings
Setting Information Export/Import Function (DCM)
Function Overview
Specifications
Limitations
Procedure for Exporting/Importing Service Mode Setting Information
List of Items Which Can Be Imported

3. PERIODICAL SERVICE
Periodically Replaced Parts
Durable Parts
Periodical Services
Cleaning

4. DISASSEMBLY/ASSEMBLY
List of Parts
List of External / Internal Cover
List of Main Unit
List of Motor / Fan
List of Clutch / Solenoid / Heater / Thermistor / Switch / Speaker
List of Sensor
PCB
List of connector
External Cover, Internal Cover
Location
External/ Internal Cover Disassembly/ Assembly Procedure
Removing the Left Cover
Removing the Right Cover
Removing the Front Covent Cover
Removing the Rear Upper Cover
Removing the Rear Lower Cover
Removing the Rear Cover
Removing the Upper Cover
Document exposure/feeder system
Location
Document Exposure, Feed System Disassembly/Assembly Procedure
Removing the ADF Unit/Copyboard + Reader Unit
Separating the ADF Unit/Copyboard + Reader Unit
Removing the ADF Roller Unit (MF628Cw/626Cn/624Cw/623Cn)
Removing the ADF Pickup Roller (MF628Cw/626Cn/624Cw/623Cn)
Removing the ADF separation roller (MF628Cw/626Cn/624Cw/623Cn)
Removing the ADF Separation Pad (MF628Cw/626Cn/624Cw/623Cn)
Removing the ADF Pickup Feed Unit (MF628Cw/626Cn/624Cw/623Cn)
Removing the ADF Pickup Motor (MF628Cw/626Cn/624Cw/623Cn)
Removing the Scoopup sheet holder
Removing the Reader Unit Upper Cover
Removing the CIS Unit
Removing the Reader Scanner Motor
Controller System
Location
Controller System Disassembly/ Assembly Procedure
Removing the Controller Cover
Removing the Wireless LAN PCB (MF628Cw/624Cw)
Removing the Main Controller PCB
Removing the Main Controller Support Plate
Removing the DC Controller PCB
Removing the Driver PCB
Removing the Low Voltage Power Supply Unit
Removing the High Voltage Power Supply PCB
Removing the Fixing Power Supply Unit
Removing the Control Panel Unit
Removing the FAX PCB (MF628Cw/ 626Cn)
Removing the Off Hook PCB (MF628Cw/ 626Cn)
Removing the Main Drive Unit
Removing the Sub Drive Unit
Removing the Main Motor
Removing the Fan
Removing the Speaker (MF628Cw/ 626Cn)
Laser Exposure System
Location
Laser Exposure System Disassembly/ Assembly Procedure
Removing the Laser Scanner Unit
Image Formation System
Location
Image Formation System Disassembly/ Assembly Procedure
Removing the ITB Unit
Removing the Secondary Transfer Outer Roller
Fixing System
Location
Fixing System Disassembly/ Assembly Procedure
Removing the Fixing Assembly
Replacing the Fixing Film Unit
Removing the Fixing Pressure Roller
Removing the Fixing Motor
Pickup Feeder System
Location
Pickup Feeder System Disassembly/ Assembly Procedure
Removing the Cassette Pickup Roller
Removing the Cassette Separation Roller
Removing the Multi-purpose Tray Unit
Removing the Pickup Unit

5. ADJUSTMENT
Overview
Adjustment at Parts Replacement
Document Exposure / Feed System
Controller System
Laser Exposure System

6. TROUBLESHOOTING
Test Print
Engine test print
Controller test print
Trouble shooting items
Recurring faulty image
Confirming nip width
Version Upgrade
Overview
Upgrading by UST
Preparation
Downloading System Software
Upgrading via Internet
Debug Log
Function Overview
Conditions for collecting logs
Collection procedure

7. ERROR/JAM/ALARM
Outline
Outline
Jam code
Error Codes
Jam Code

8. SERVICE MODE
Overview
Service Mode Menu
Backing up Service Mode
Screen flow of Service mode
Remote UI service mode
COPIER
DISPLAY
I/O
ADJUST
FUNCTION
OPTION
COUTER
FEEDER
ADJUST
FUNCTION
FAX
Lis of SSSW
List of MENU
List of NUM
Setting of NCU Parameters
TESTMODE
PRINT
FAX

APPENDICES
Service Tools
Special Tools
Solvents and Oils
General Circuit Diagram
Print Sequence
Backup Data