Canon imageFORMULA DR-G2140 DR-G2110 DR-G2090 Service Manual and Parts List.

CHAPTER 1) GENERAL DESCRIPTION
I. PRODUCT SPECIFICATIONS
1. Features
2. Specifications
3. Precautions
II. NAME OF PARTS
1. Front Side
2. Rear Side
3. Operation Panel
III. USER OPERATION
1. Preparation of Trays
2. Job Function
3. CaptureOnTouch
4. Paper Jam, Skew and Staple Detection
Handling
5. User Mode

CHAPTER 2) FUNCTIONS & OPERATION
I. OUTLINE
1. Basic Configuration
2. Feed Path
3. Motor Drive
4. List of Sensors
5. Electrical Circuits
6. Timing Chart
II. READING SYSTEM
1. Outline
2. Image Reading
3. Shading
III. FEED SYSTEM
1. Outline
2. Pickup Tray Elevation
3. Separation Mechanism
4. Feed Error Detection
5. Staple Detection
IV. CONTROL SYSTEM
1. Control PCB
2. Drive System Block Diagram
3. Image Processing Control
4. New Binarizing
5. Network Scanning
V. POWER SUPPLY
1. Power Supply
VI. OPTION
1. Imprinter
2. Flatbed Scanner Unit
VII. ELECTRICAL PARTS LAYOUT
1. Motor, Fan, Solenoid
2. PCB, Sensor, Unit
VIII. PARTS LAYOUT ON EACH PCB
1. Control PCB
2. Main Drive PCB
3. Sub-Drive PCB
4. Power PCB
5. Eject PCB

CHAPTER 3) DISASSEMBLY & REASSEMBLY
I. REPLACED BY USERS
1. Pickup Roller
2. Feed Roller
3. Retard Roller
II. EXTERNAL COVERS
1. Control PCB Cover
2. Right Cover Assembly
3. Operation Panel
4. Left Cover Assembly
5. Top Cover
6. Pickup Tray Unit
7. Eject Tray Unit
8. Upper Front Cover
9. Rear Cover
III. UPPER UNIT-1 (MECHANICAL RELATION)
1. Pickup Unit
2. Pickup Roller Cover
3. Upper Entrance Guide
4. Pull-in Upper Roller
5. Registration Upper Roller
6. Reading Upper Roller
7. Platen Upper Roller
8. U-turn Upper Roller
9. Eject Follower Roller
10. Eject Tray Extension
11. Imprinter Cover
12. Eject Document Guide
13. Entire Upper Unit
IV. UPPER UNIT-2 (ELECTRICAL RELATION)
1. Main Drive PCB
2. Ultrasonic Sensor PCB
3. Feed Motor
4. Pickup Motor
5. Pickup Up/Down Motor
V. UPPER UNIT-3 (READING RELATION)
1. Upper Reading Unit
2. Shading Motor
3. Upper Reading Glass Assembly
VI. BASE UNIT-1 (MECHANICAL RELATION)
1. Pickup Document Guide
2. Tray Drive Box
3. Blind Cover
4. Pickup Tray Plate
5. Lower Front Cover
6. Lower Entrance Guide
7. Right Belt
8. Left Front Belt
9. Left Rear Belt
10. Pull-in Lower Roller
11. Registration Lower Roller
12. Platen Lower Roller
13. Reading Lower Roller
14. Pre U-turn Lower Roller
15. U-turn Lower Roller (Middle)
16. U-turn Lower Roller (Rear)
17. Eject Drive Unit
18. Eject Drive Roller
VII. BASE UNIT-2 (ELECTRICAL RELATION)
1. Control PCB
2. Sub-Drive PCB
3. Staple PCB
4. Power PCB
5. Ultrasonic Drive PCB
6. Eject PCB
7. Document Sensor PCB
8. Main Motor
9. Tray Motor
10. Separation Motor
11. Eject Motor
12. Exhaust Fan
13. Cooling Fan
VIII. BASE UNIT-3 (READING RELATION)
1. Lower Reading Unit
2. Shading Motor
3. Lower Reading Glass Assembly

CHAPTER 4) INSTALLATION & MAINTENANCE
I. INSTALLATION
1. Choosing Location
2. Unpacking And Installation
3. Imprinter Installation Procedure
II. PARTS REPLACEMENT
1. Periodically Replaced Parts
2. Consumable Goods (Commercial Goods)
3. Consumable Parts (Service Parts)
III. MAINTENANCE
1. User Maintenance
2. Service Maintenance

CHAPTER 5) TROUBLESHOOTING
I. ERROR DISPLAY
1. Main Body
2. Computer
II. SERVICE MODE
1. Outline
2. Preparation
3. How to Start and Finish
4. Application Information
5. Simulation Mode
A. Information
1. Scanner Name
2. Background color
3. Firmware version
4. Error History
5. Serial Number
6. Sleep Mode
7. Auto Power OFF
8. Counter
9. Write File
B. Adjustment
1. All
2. Scaling (Manual)
3. Registration (Manual)
4. Density (Auto)
5. Density (Manual)
C. Motor / Sensor
1. CIS, LCD, Buzzer
2. Move
3. Position
4. CoverOpen
5. Panel
6. SD Card
7. USB 3.1
8. Imprinter Door
9. Others
D. Firmware
1. Firm Registration
2. Firm Load
3. Network Firmware
E. Analog
1. Analog Sensor
2. Write File
F. Scan Test
1. Scan
G. Imprinter
H. Network
1. Obtainment of Log Files
III. TROUBLESHOOTING LIST
1. Operation Failures
2. Image Failures
IV. OPERATION TROUBLESHOOTING
1. Power Does Not Turn ON
2. No Scanner is Found
3. Scanning Does Not Start
4. Scanner Does Not Feed Properly
5. Scanning Speed is Slow
V. IMAGE TROUBLESHOOTING
1. Completely Black, Completely White, All Streaks
2. Too Dark, Too Light
3. Black Borders Around Image
4. Image Skews
5. Streaks on Image
6. Outer Areas of Image Disappear
7. Wrong Image Size
8. Text Invisible
VI. AFTER REPLACING PARTS

APPENDIX
I. GENERAL DIAGRAM
II. LIST OF SPECIAL EQUIPMENT