This service manual is the complete guide for repairing the Canon iPF785 photocopier. It contains detailed diagrams, pictures, and procedures for diagnosing and fixing issues. Whether you are a professional mechanic or a DIY enthusiast, this manual provides valuable insights into the product.
The manual covers a wide range of topics, including product description, technical reference, installation, disassembly/reassembly, maintenance, troubleshooting, service mode, and parts catalog. Each chapter is meticulously detailed to assist in understanding the simulation codes, trouble codes, and maintenance procedures.
Chapter 1: Product Description
Product Overview
Features
Printhead
Ink Tank
Cutter
Roll Holder
Stand (ST-34)
Hard Disk Drive
Consumables
Product Specifications
Detailed Specifications
Interface Specifications
Names and Functions of Components
Front
Side
Top Cover (Inside)
Roll Unit Cover (Inside)
Carriage
Ink Tank Cover (Inside)
Stand (ST-34)
Basic Operation
Operation Panel
Display
Menu
Safety and Precautions
Safety Precautions
Moving Parts
Adhesion of Ink
Electric Parts
Other Precautions
Printhead
Ink Tank
Handling the Printer
Precautions When Servicing Printer
Notes on the Data Stored in the Printer
Confirming the Firmware Version
Precautions against Static Electricity
Precautions for Disassembly/Reassembly
Self-diagnostic Feature
Disposing of the Lithium Battery
Chapter 2: Technical Reference
Basic Operation Outline
Printer Diagram
Print Signal Sequence
Print Driving
Firmware
Operation Sequence at Power-on
Operation Sequence at Power-off
Print Position Adjustment Function
Head Management
Printhead Overheating Protection Control
Pause between Pages
White Raster Skip
Sleep Mode
Shut Down Mode
Hard Disk Drive
Printer Mechanical System
Outline
Ink Passage
Carriage Unit
Purge Unit
Maintenance Cartridge
Air Flow
Paper Path
Cutter Unit
Printer Electrical System
Overview
Main Controller
Carriage Relay PCB
Maintenance Cartridge Relay PCB
Power Supply
Detection Functions with Sensors
Covers
Ink passage system
Carriage system
Paper path system
Others
Chapter 3: Installation
Transporting the Printer
Reinstalling the Printer
Chapter 4: Disassembly/Reassembly
Service Parts
Disassembly/Reassembly
Points to Note on Disassembly and Reassembly
Note: Items that should never be disassembled
Moving the carriage manually
Units requiring draining of ink
External Covers
Drive Unit
Cutter
Purge Unit
Ink Tank Unit
Ink Tube Unit
Waste Ink Collection Unit
Multi Sensor
Linear Encoder
Head Management Sensor
PCBs
Opening/Closing the Ink Supply Valve
Draining the ink
Applying the Grease
Adjustment and Setup Items
Chapter 5: Maintenance
Periodic Replacement Parts
Consumable Parts
Periodic Maintenance
Chapter 6: Troubleshooting
Outline of Troubleshooting
Error Code
Warnings
Errors
Service Call Errors
Service Software
Firmware Update Tool
Service Tools
Tool List
Chapter 7: Service Mode
Service Mode Operation
Map of the Service Mode
Details of Service Mode
e-Maintenance/imageWARE Remote
Viewing PRINT INF
Special Modes for Servicing
Parts Catalog for iPF786/iPF785/iPF781/iPF780/iPF765/iPF760/iPF755/iPF750 includes detailed information about printer and accessories, covers, roll unit, electrical parts, ink supply & purge unit, and various mechanical standard parts such as screws, bolts, nuts, and retaining rings.
