Table of Contents

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Service Manual
W8400 Series
W8400
Apr 5 2005

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Table of Contents
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Summarization of Contents

Introduction and Symbols
Symbols Used
Explains the meaning of various symbols used in the documentation for special information.
Chapter 1 PRODUCT DESCRIPTION
Product Overview
Provides a general overview of the printer's capabilities and features, including its large format printing.
Printer Features
Details key features like reduced size, ink tank placement, media handling, and print quality.
Safety and Precautions
Details safety precautions for moving parts, ink handling, electrical parts, and general servicing.
Chapter 2 TECHNICAL REFERENCE
Basic Operation Outline
Provides a block diagram and signal sequence outline for the printer's basic operation.
Printer Mechanical System
Explains the printer's mechanical system, including ink passage, paper path, and cutter unit structure.
Printer Electrical System
Details the printer's electrical system, including controllers, PCBs, power supply, and sensors.
Chapter 3 INSTALLATION
Transporting the Printer
Provides instructions on how to safely transport the printer, both on the same floor and to different floors.
Chapter 4 DISASSEMBLY/REASSEMBLY
Disassembly and Reassembly Procedures
Outlines the main units for disassembly and reassembly, including flowcharts for major components.
Disassembly and Reassembly Notes
Highlights critical points to note during disassembly, such as prohibited locations and moving the carriage manually.
Chapter 5 MAINTENANCE
Printer Consumables
Lists consumable items for user and service personnel, including printhead, ink tanks, and maintenance cartridges.
Regular Maintenance Procedures
Describes regular maintenance tasks, such as cleaning ink mist and substances, and when printhead replacement is needed.
Chapter 6 TROUBLESHOOTING
Troubleshooting Overview
Provides an outline of troubleshooting steps for warnings, errors, and service call errors, categorized by phenomenon.
Connector Pin Arrangements
Details connector positions and pin arrangements for various controller boards and components for troubleshooting.
Chapter 7 SERVICE MODE
Service Mode Operation
Explains how to enter, exit, and use buttons within the Service Mode, including a map of its functions.
Chapter 8 ERROR CODE
Printer Error Codes
Provides a comprehensive table of error codes, their status, and probable causes for troubleshooting.
Service Call Error Table
Lists service call error codes, their display messages, and status, indicating when professional service is required.

Table of Contents