Epson C40UX Service Manual Stylus C40SX C20UX C20SX Rev B

• Stylus C40UX/C40SX/C20UX/C20SX
  • PRODUCT DESCRIPTION
    • 1.1 FEATURES
    • 1.2 Differences between the Stylus C20 and the Stylus C40
    • 1.3 SECIFICATIONS
      • 1.3.1 Physical Specification
      • 1.3.2 Printing Specification
      • 1.3.3 Paper Feeding
      • 1.3.4 Input Data Buffer
      • 1.3.5 Electrical specification
      • 1.3.6 Envirormental Condition
      • 1.3.7 Reliability
      • 1.3.8 Safety Approvals
      • 1.3.9 Acoustic Noise
      • 1.3.10 CE Marking
    • 1.4 INTERFACE
      • 1.4.1 USB Interface
      • 1.4.2 Parallel Interface (Forward Channel)
      • 1.4.3 Parallel Interface (Reverse Channel)
      • 1.4.4 Prevention Hosts from Data Transfer Time-out
      • 1.4.5 IEEE1284.4 Protocol
    • 1.5 OPERATOR CONTROLS
      • 1.5.1 Operate Switch
      • 1.5.2 Control Panel
      • 1.5.3 Panel Functions
      • 1.5.4 Printer Condition and Panel Status
      • 1.5.5 Printer Initialization
      • 1.5.6 Errors
    • 1.6 PAPER
      • 1.6.1 Paper Handling
      • 1.6.2 Paper Specification
      • 1.6.3 Printing Area
    • 1.7 INK CARTRIDGE
      • 1.7.1 Black Ink Cartridge
      • 1.7.2 Color Ink Cartridge
  • Operating Principles
    • 2.1 Overview
      • 2.1.1 Printer Mechanism
      • 2.1.2 Printhead
        • 2.1.2.1 Printing Process
        • 2.1.2.2 Printing Method
      • 2.1.3 Carriage Mechanism
      • 2.1.4 Paper Feeding Mechanism
      • 2.1.5 Paper Loading Mechanism (ASF Unit)
      • 2.1.6 Ink System Mechanism
        • 2.1.6.1 Pump Unit & Wiper mechanism
        • 2.1.6.2 Capping Mechanism
      • 2.1.7 Ink Sequence
      • 2.1.8 Printing mode
    • 2.2 Electrical Circuit Operating Principles
      • 2.2.1 C417 PSB/PSE board
      • 2.2.2 C413 MAIN/B Board
        • 2.2.2.1 Main elements
  • Troubleshooting
    • 3.1 Overview
    • 3.2 Troubleshooting with LED Error Indications
  • Disassembly and Assembly
    • 4.1 Overview
      • 4.1.1 Precautions
      • 4.1.2 Tools
      • 4.1.3 Screws
      • 4.1.4 Work Completion Check
    • 4.2 Disassembly
      • 4.2.1 Upper housing removal
      • 4.2.2 ASF unit removal
      • 4.2.3 Waste ink pad removal
      • 4.2.4 PS unit removal
      • 4.2.5 Paper eject roller removal
      • 4.2.6 Paper Guide Upper/Left removal
      • 4.2.7 MAIN board removal
      • 4.2.8 CR motor removal
      • 4.2.9 Printhead unit removal
      • 4.2.10 LD unit removal
      • 4.2.11 Printer mechanism removal
  • Adjustment
    • 5.1 Overview
      • 5.1.1 Required Adjustment
      • 5.1.2 Adjustment Program Initial Setting menu
      • 5.1.3 Adjustment Program feature
      • 5.1.4 EEPROM initial setting
      • 5.1.5 Head ID
      • 5.1.6 Bi-D
      • 5.1.7 USB ID
      • 5.1.8 Top margin
      • 5.1.9 Head cleaning
      • 5.1.10 Initial ink charge
      • 5.1.11 Refurbishment for DOA
      • 5.1.12 Protection counter check
      • 5.1.13 EEPRON check
      • 5.1.14 EEPROM back up data
      • 5.1.15 A4 pattern will print
  • Maintenance
    • 6.1 Overview
      • 6.1.1 Cleaning
      • 6.1.2 Service Maintenance
      • 6.1.3 Lubrication
  • Appendix
    • 7.1 Connector Summary
      • 7.1.1 Major Component Unit
    • 7.2 EEPROM Address Map
    • 7.3 Component Layout
    • 7.4 Parts List
    • 7.5 Exploded Diagram
    • 7.6 Electrical Circuits