Service Manual Canon MF3220 Series, LaserBaseMF3220;
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Chapter 1. PRODUCT DESCRIPTION
1.1 Product Specifications
1.1.1 Product Specifications(EU/AE/CN/KOR)
1.2 Detailed Specifications
1.2.1 Printing Speed
1.2.2 Stack Upon Delivery
1.2.3 System Requirements for Printer Driver
1.3 Names of Parts
1.3.1 External View
1.3.2 Operation panel
1.4 Safety
1.4.1 Safety of Laser Light
1.4.2 Regulations Under the Center for Devices and Radiological Health (CDRH)
1.4.3 Handling the Laser Unit
1.4.4 Safety of Toner
1.4.5 Backup Battery

Chapter 2. TECHNICAL REFERENCE
2.1 Document Feed and Exposure System
2.1.1 Overview/Configuration
2.1.1.1 Overview
2.2 Laser Exposure
2.2.1 Overview/Configuration
2.2.1.1 Overview
2.3 Image Formation
2.3.1 Overview/Configuration
2.3.1.1 Overview
2.4 Pickup and Feed System
2.4.1 Overview/Configuration
2.4.1.1 Overview
2.4.2 Other Control
2.4.2.1 Manual Pickup Control
2.4.2.2 Cassette Pickup Control
2.4.3 Detection Jams
2.4.3.1 Jam Detection Outline
2.4.3.2 Delay Jams
2.4.3.3 Stationary Jams
2.4.3.4 Other Jams
2.5 Fixing Unit
2.5.1 Overview/Configuration
2.5.1.1 Overview
2.5.2 Protection Function
2.5.2.1 Protective Mechanisms
2.5.2.2 Detecting a Fault in the Fixing Assembly
2.6 External and Controls
2.6.1 Power Supply
2.6.1.1 Backup Battery

Chapter 3. DISASSEMBLY AND ASSEMBLY
3.1 EXTERNAL AND CONTROLS SYSTEM
3.1.1 Front Cover
3.1.1.1 Removing the Cassette
3.1.1.2 Removing the front cover
3.1.2 Rear Cover
3.1.2.1 Removing the Cassette
3.1.2.2 Removing the front cover
3.1.2.3 Removing the right cover
3.1.2.4 Removing the left cover
3.1.2.5 Removing the rear cover
3.1.3 Top Cover
3.1.3.1 Removing the Cassette
3.1.3.2 Removing the front cover
3.1.3.3 Removing the right cover
3.1.3.4 Removing the left cover
3.1.3.5 Removing the rear cover
3.1.3.6 Removing the Scanner Unit
3.1.3.7 Removing the top cover
3.1.4 Right Cover
3.1.4.1 Removing the Cassette
3.1.4.2 Removing the front cover
3.1.4.3 Removing the right cover
3.1.5 Left Cover
3.1.5.1 Removing the Cassette
3.1.5.2 Removing the left cover
3.1.6 Operation Panel Unit
3.1.6.1 Removung the Cassette
3.1.6.2 Removing the front cover
3.1.6.3 Removing the right cover
3.1.6.4 Removing the left cover
3.1.6.5 Removing the rear cover
3.1.6.6 Removing the Scanner Unit
3.1.6.7 Removing the Board Unit
3.1.6.8 Removing the Operation Panel Unit
3.1.7 SCNT Board
3.1.7.1 Removing the Cassette
3.1.7.2 Removing the front cover
3.1.7.3 Removing the right cover
3.1.7.4 Removing the left cover
3.1.7.5 Removing the rear cover
3.1.7.6 Removing the Scanner Unit
3.1.7.7 Removing the SCNT Board
3.1.8 ECNT Board
3.1.8.1 Removing the Cassette
3.1.8.2 Removing the front cover
3.1.8.3 Removing the left cover
3.1.8.4 Removing the ECNT Board
3.1.9 Power Supply PCB
3.1.9.1 Removing the Cassette
3.1.9.2 Removing the front cover
3.1.9.3 Removing the right cover
3.1.9.4 Removing the left cover
3.1.9.5 Removing the rear cover
3.1.9.6 Removing the Power Supply Shield Plate
3.1.9.7 Removing the Power Supply Assembly
3.1.9.8 Removing the Power Supply Board
3.1.10 High-voitage Power Supply PCB
3.1.10.1 Removing the Cassette
3.1.10.2 Removing the front cover
3.1.10.3 Removing the right cover
3.1.10.4 Removing the left cover
3.1.10.5 Removing the rear cover
3.1.10.6 Removing the Power Supply Shield Plate
3.1.10.7 Removing the Power Supply Board
3.1.10.8 Removing the High-Voltage Power Supply Board
3.1.11 Top Sensor
3.1.11.1 Removing the Cassette
3.1.11.2 Removing the front cover
3.1.11.3 Removing the right cover
3.1.11.4 Removing the left cover
3.1.11.5 Removing the rear cover
3.1.11.6 Removing the Scanner Unit
3.1.11.7 Removing the top cover
3.1.11.8 Removing the Right Frame
3.1.11.9 Removing the Plate
3.1.11.10 Removing the Left Frame
3.1.11.11 Removing the Power Supply Shield Plate
3.1.11.12 Removing the Power Supply Assembly
3.1.11.13 Removing the top sensor
3.1.12 Paper Delivery Sensor
3.1.12.1 Removing the Cassette
3.1.12.2 Removing the front cover
3.1.12.3 Removing the right cover
3.1.12.4 Removing the left cover
3.1.12.5 Removing the rear cover
3.1.12.6 Removing the Power Supply Shield Plate
3.1.12.7 Removing the Scanner Unit
3.1.12.8 Removing the Plate
3.1.12.9 Removing the Paper Delivery Sensor
3.2 Document Feed/Exposure System
3.2.1 Scanner Unit
3.2.1.1 Removing the Cassette
3.2.1.2 Removing the front cover
3.2.1.3 Removing the right cover
3.2.1.4 Removong the left cover
3.2.1.5 Removing the rear cover
3.2.1.6 Removing the Scanner Unit
3.2.2 Scanner Cover Unit
3.2.2.1 Removing the Cassette
3.2.2.2 Removing the front cover
3.2.2.3 Removing the right cover
3.2.2.4 Removing the left cover
3.2.2.5 Removing the rear cover
3.2.2.6 Removing the Scanner Unit
3.2.2.7 Removing the Operation Panel Unit
3.2.2.8 Scanner cover unit
3.2.3 Contact Sensor
3.2.3.1 Removing the Cassette
3.2.3.2 Removing the front cover
3.2.3.3 Removing the right cover
3.2.3.4 Removing the left cover
3.2.3.5 Removing the rear cover
3.2.3.6 Removing the Scanner Unit
3.2.3.7 Removing the Operation Panel Unit
3.2.3.8 Removing the Scanner Cover Unit
3.2.3.9 Removing the Flatbed Motor Unit
3.2.3.10 Removing the Contact Sensor
3.2.4 Flatbed Motor Unit
3.2.4.1 Removing the Cassette
3.2.4.2 Removing the front cover
3.2.4.3 Removing the right cover
3.2.4.4 Removing the left cover
3.2.4.5 Removing the rear cover
3.2.4.6 Removing the Scanner Unit
3.2.4.7 Removing the Operation Panel Unit
3.2.4.8 Removing the Scanner Cover Unit
3.2.4.9 Removing the Flatbed Motor Unit
3.3 LASER EXPOSURE SYSTEM
3.3.1 Laser/Scanner Unit
3.3.1.1 Removing the Cassette
3.3.1.2 Removing the front cover
3.3.1.3 Removing the right cover
3.3.1.4 Removing the left cover
3.3.1.5 Removing the rear cover
3.3.1.6 Removing the Scanner Unit
3.3.1.7 Removing the top cover
3.3.1.8 Removing the Laser/Scanner Unit
3.4 IMAGE FORMATION SYSTEM
3.4.1 Transfer Charging Roller
3.4.1.1 Removing the Transfer Charging Roller
3.5 PICKUP AND FEEDING SYSTEM
3.5.1 Cassette Pickup Roller
3.5.1.1 Removing the Cassette
3.5.1.2 Removing the front cover
3.5.1.3 Removing the right cover
3.5.1.4 Removing the left cover
3.5.1.5 Removing the rear cover
3.5.1.6 Removing the Scanner Unit
3.5.1.7 Removing the top cover
3.5.1.8 Removing the Right Frame
3.5.1.9 Removing the Plate
3.5.1.10 Removing the Left Frame
3.5.1.11 Removing the Power Supply Shield Plate
3.5.1.12 Removing the Power Supply Assembly
3.5.1.13 Removing the Gear Unit
3.5.1.14 Removing the Tooth-Missing Gear
3.5.2 Cassette Pickup Solenoid
3.5.2.1 Removing the Cassette
3.5.2.2 Removing the front cover
3.5.2.3 Removing the right cover
3.5.2.4 Removing the left cover
3.5.2.5 Removing the rear cover
3.5.2.6 Removing the Scanner Unit
3.5.2.7 Removing the top cover
3.5.2.8 Removing the Right Frame
3.5.2.9 Removing the Plate
3.5.2.10 Removing the Left Frame
3.5.2.11 Removing the Power Supply Shield Plate
3.5.2.12 Removing the Power Supply Assembly
3.5.2.13 Removing the Cassette Pickup Solenoid
3.5.3 Cassette Separation Pad
3.5.3.1 Removing the Cassette
3.5.3.2 Removing the Rear of the Cassette
3.5.3.3 Removing the Cassette Separation Pad
3.5.4 Paper Feed Roller
3.5.4.1 Removing the Cassette
3.5.4.2 Removing the front cover
3.5.4.3 Removing the right cover
3.5.4.4 Removing the left cover
3.5.4.5 Removing the rear cover
3.5.4.6 Removing the Scanner Unit
3.5.4.7 Removing the top cover
3.5.4.8 Removing the Right Frame
3.5.4.9 Removing the Plate
3.5.4.10 Removing the Left Frame
3.5.4.11 Removing the Power Supply Shield Plate
3.5.4.12 Removing the Power Supply Assembly
3.5.4.13 Removing the Gear Unit
3.5.4.14 Removing the Tooth-Missing Gear
3.5.4.15 Removing the Manual Stay
3.5.4.16 Removing the Paper Feed Guide
3.5.4.17 Removing the Paper Feed Roller
3.5.5 Manual Pickup Solenoid
3.5.5.1 Removing the Cassette
3.5.5.2 Removing the front cover
3.5.5.3 Removing the right cover
3.5.5.4 Removing the left cover
3.5.5.5 Removing the rear cover
3.5.5.6 Removing the Scanner Unit
3.5.5.7 Removing the top cover
3.5.5.8 Removing the Right Frame
3.5.5.9 Removing the Plate
3.5.5.10 Removing the Left Frame
3.5.5.11 Removing the Power Supply Shield Plate
3.5.5.12 Removing the Power Supply Assembly
3.5.5.13 Removing the Manual Pickup Solenoid
3.5.6 Main Motor
3.5.6.1 Removing the Cassette
3.5.6.2 Removing the front cover
3.5.6.3 Removing the right cover
3.5.6.4 Removing the left cover
3.5.6.5 Removing the rear cover
3.5.6.6 Removing the Scanner Unit
3.5.6.7 Removing the top cover
3.5.6.8 Removing the Right Frame
3.5.6.9 Removing the Plate
3.5.6.10 Removing the Left Frame
3.5.6.11 Removing the Power Supply Shield Plate
3.5.6.12 Removing the Power Supply Assembly
3.5.6.13 Removing the Main Motor
3.5.7 Gear Unit
3.5.7.1 Removing the Cassette
3.5.7.2 Removing the front cover
3.5.7.3 Removing the right cover
3.5.7.4 Removing the Gear Unit
3.6 FIXING SYSTEM
3.6.1 Fixing Film Unit
3.6.1.1 Removing the Cassette
3.6.1.2 Removing the front cover
3.6.1.3 Removing the right cover
3.6.1.4 Removing the left cover
3.6.1.5 Removing the rear cover
3.6.1.6 Removing the Scanner Unit
3.6.1.7 Removing the top cover
3.6.1.8 Removing the Right Frame
3.6.1.9 Removing the Plate
3.6.1.10 Removing the Left Frame
3.6.1.11 Removing the Power Supply Shield Plate
3.6.1.12 Removing the Fixing Film Unit
3.6.2 Fixing Pressure Roller
3.6.2.1 Removing the Cassette
3.6.2.2 Removing the front cover
3.6.2.3 Removing the right cover
3.6.2.4 Removing the left cover
3.6.2.5 Removing the rear cover
3.6.2.6 Removing the Scanner Unit
3.6.2.7 Removing the top cover
3.6.2.8 Removing the Right Frame
3.6.2.9 Removing the Plate
3.6.2.10 Removing the Left Frame
3.6.2.11 Removing the Power Supply Shield Plate
3.6.2.12 Removing the Fixing Film Unit
3.6.2.13 Removing the Fixing Pressure Roller

Chapter 4. MAINTENANCE AND INSPECTION
4.1 Periodically Replaced Parts
4.1.1 Periodic Replacement Parts
4.2 Periodical Service
4.2.1 Periodical Service
4.3 Cleaning
4.3.1 Items Requiring Cleaning
4.3.2 Cleaning Method (external covers)
4.3.3 Cleaning Method (scanning unit)
4.3.4 Cleaning Method (printer unit)
4.4 Lubrications
4.4.1 Areas Requiring Application of Grease
4.4.2 Delivery Idler Gear
4.4.3 Wheel Shaft
4.4.4 Fixing Drive Transmission Gear
4.4.5 Large Gear
4.4.6 Feed Gear
4.4.7 Internal Gear
4.4.8 Large Gear Deceleration Gear/Plate R
4.4.9 Large Gear Bushing R
4.4.10 Main Motor
4.4.11 Drive Releasing Arm
4.4.12 FU Delivery Roller
4.4.13 Pickup Idler Gear
4.4.14 Feed Deceleration Gear
4.4.15 Fixing Deceleration Gear
4.4.16 FD Delivery Roller
4.4.17 Large Gear Bushing F
4.4.18 Pressure roller
4.4.19 Cassette Pickup Roller
4.4.20 CIS Shaft

Chapter 5. TROUBLESHOOTING
5.1 Measurement and Adjustment
5.1.1 Basic Adjustments
5.1.1.1 Items of Adjustment
5.2 Service Tools
5.2.1 Special Tools
5.3 Error Code
5.3.1 Outline
5.3.1.1 Error Code Outline
5.3.1.2 Error Code
5.4 Service Mode
5.4.1 Outline
5.4.1.1 Service Data Setting
5.4.1.2 Service Data Entry Method
5.4.1.3 Service Data Flowchart
5.4.2 Service Soft Switch Settings (SSSW)
5.4.2.1 Outline
5.4.2.2 SSSW-SW02
5.4.2.3 SSSW-SW10
5.4.2.4 SSSW-SW16
5.4.2.5 SSSW-SW30
5.4.2.6 SSSW-SW33
5.4.2.7 SSSW-SW37
5.4.2.8 SSSW-SW51
5.4.2.9 SSSW-SW54
5.4.3 Report Output (REPORT)
5.4.3.1 SERVICE DATA LIST
5.4.4 Test Mode (TEST)
5.4.4.1 Faculty Test

Chapter 6. APPENDIX
6.1 Outline of Electrical Components
6.1.1 Sensor
6.1.1.1 Arrangement of Sensors and Switches
6.1.2 PCBs
6.1.2.1 Arrangement of PCBs

Number of pages: 124.