Document Outline

• EPSON Stylus CX7300/CX7400/DX7400/ CX8300/CX8400/DX8400
  • PRODUCT DESCRIPTION
    • 1.1 Features
    • 1.2 Printing Specifications
      • 1.2.1 Basic Specifications
      • 1.2.2 Ink Cartridge
      • 1.2.3 Print Mode
      • 1.2.4 Supported Paper
      • 1.2.5 Printing Area
    • 1.3 Scanner Specifications
      • 1.3.1 Scanning Range
    • 1.4 General Specifications
      • 1.4.1 Electrical Specifications
      • 1.4.2 Environmental Conditions
      • 1.4.3 Durability
      • 1.4.4 Acoustic Noise
      • 1.4.5 Safety Approvals (Safety standards/EMI)
    • 1.5 Interface
      • 1.5.1 USB Interface
      • 1.5.2 Memory Card Slots
    • 1.6 Control Panel
      • 1.6.1 Operation Buttons & LEDs
      • 1.6.2 Control Panel Functions in Each Mode
        • 1.6.2.1 Control Panel Functions for CX8300/CX8400/DX8400
        • 1.6.2.2 Control Panel and LED Functions for CX7300/CX7400/DX7400
        • 1.6.2.3 Control Panel Power Saver Mode
    • 1.7 Specification for Each Function
      • 1.7.1 Stand-alone Copy Function
        • 1.7.1.1 Supported Paper and Copy Mode
        • 1.7.1.2 Stand-alone Copy Menu
        • 1.7.1.3 Relation Between Original and Copy
        • 1.7.1.4 Copy Speed
      • 1.7.2 Memory Card Direct Print Function
        • 1.7.2.1 Supported Paper and Print Mode
        • 1.7.2.2 Supported File Type and Media Type
        • 1.7.2.3 Automatic Detection of Images in Memory Card
        • 1.7.2.4 Specifications for Handling Image Data
        • 1.7.2.5 Memory Card Direct Print Menu (CX8300/CX8400/DX8400)
        • 1.7.2.6 Makes Prints from Index Sheet Function
        • 1.7.2.7 Print Layout
      • 1.7.3 Camera Direct Print Function (USB Direct Print/PictBridge)
        • 1.7.3.1 Available DSC
        • 1.7.3.2 Print Settings Available from DSC
        • 1.7.3.3 General Operation Procedure
        • 1.7.3.4 Operating Specifications during Connecting DSC
        • 1.7.3.5 EXT.I/F (USB Host) Specifications for Connecting DSC
      • 1.7.4 Reprint/Restore Photos Function (CX8300/CX8400/ DX8400 only)
        • 1.7.4.1 Supported Paper Type and Print Mode
        • 1.7.4.2 Reprint/Restore Photos Menu
        • 1.7.4.3 How to Place Silver Halide Pictures
      • 1.7.5 Setup Mode
        • 1.7.5.1 Ink Levels (CX8300/CX8400/DX8400 only)
        • 1.7.5.2 Nozzle Check
        • 1.7.5.3 Head Cleaning
        • 1.7.5.4 Change Ink Cartridge
        • 1.7.5.5 LCD Brightness (CX8300/CX8400/DX8400 only)
        • 1.7.5.6 Display Format (CX8300/CX8400/DX8400 only)
        • 1.7.5.7 PictBridge Setup (CX8300/CX8400/DX8400 only)
        • 1.7.5.8 Head Alignment
  • OPERATING PRINCIPLES
    • 2.1 Overview
      • 2.1.1 Printer Mechanism
      • 2.1.2 Motors & Sensors
      • 2.1.3 Printhead
        • 2.1.3.1 Printing Process
        • 2.1.3.2 Printing Method
      • 2.1.4 Carriage Mechanism
        • 2.1.4.1 CR Motor Control
        • 2.1.4.2 Carriage Home Position Detection
      • 2.1.5 Paper Loading/Paper Feed Mechanism
        • 2.1.5.1 Paper Loading Mechanism (ASF Unit)
        • 2.1.5.2 Paper Feed Mechanism
      • 2.1.6 Ink System Mechanism
        • 2.1.6.1 Capping Mechanism
        • 2.1.6.2 Carriage Lock Mechanism
        • 2.1.6.3 Wiping Mechanism
        • 2.1.6.4 Pump Unit Mechanism
      • 2.1.7 Ink Sequence
    • 2.2 Scanner Mechanism
      • 2.2.1 Scanner Carriage Mechanism
        • 2.2.1.1 Scanner Carriage Unit Overview
        • 2.2.1.2 Scanner Carriage Unit Movement Overview
    • 2.3 Electrical Circuit Operating Principles
      • 2.3.1 PSB Board
      • 2.3.2 C690 Main Board
        • 2.3.2.1 Major Components on Main Board
        • 2.3.2.2 Printhead Driver Circuit
        • 2.3.2.3 Motor Driver Circuit
        • 2.3.2.4 Complex Circuit
        • 2.3.2.5 Sensor Circuit
  • TROUBLESHOOTING
    • 3.1 Overview
      • 3.1.1 Specified Tools
      • 3.1.2 Preliminary Checks
    • 3.2 Troubleshooting
      • 3.2.1 Motor and Sensor Troubleshooting
    • 3.3 Error Indications and Fault Occurrence Causes
      • 3.3.1 Error Indication Method
      • 3.3.2 Troubleshooting by Error Message
      • 3.3.3 Superficial Phenomenon-Based Troubleshooting
  • DISASSEMBLY/ASSEMBLY
    • 4.1 Overview
      • 4.1.1 Precautions
      • 4.1.2 Tools
      • 4.1.3 Work Completion Check
      • 4.1.4 Procedural Differences between the Models
    • 4.2 Disassembly Procedures
    • 4.3 Removing the Housing
      • 4.3.1 Paper Support Assy
      • 4.3.2 Stacker Assy
      • 4.3.3 Document Cover/ASF Cover
      • 4.3.4 Scanner Unit/Hinge
      • 4.3.5 Upper Housing/Card Slot Cover
    • 4.4 Removing the Circuit Boards
      • 4.4.1 Main Board Unit
      • 4.4.2 Panel Unit/LCD Unit
      • 4.4.3 Power Supply Unit
    • 4.5 Disassembling the Printer Mechanism
      • 4.5.1 Printhead
      • 4.5.2 CR Scale
      • 4.5.3 Hopper
      • 4.5.4 Removing the Printer Mechanism (Lower Housing)
      • 4.5.5 Left Frame
      • 4.5.6 Front Frame/Right Frame
      • 4.5.7 Star Wheel Holder Assy
      • 4.5.8 EJ Roller
      • 4.5.9 PF Encoder Sensor
      • 4.5.10 PF Scale
      • 4.5.11 PF Motor
      • 4.5.12 CR Motor
      • 4.5.13 Main Frame Assy
      • 4.5.14 CR Unit
      • 4.5.15 Upper Paper Guide
      • 4.5.16 ASF Unit
      • 4.5.17 Ink System Unit
      • 4.5.18 Front Paper Guide
      • 4.5.19 PF Roller
      • 4.5.20 Waste Ink Pads
    • 4.6 Disassembling the Scanner Unit
      • 4.6.1 Upper/Front Scanner Housing
      • 4.6.2 Scanner Carriage Unit
      • 4.6.3 Scanner Motor Unit
    • 4.7 Differences in Disassembling/Reassembling Stylus CX7300/CX7400/DX7400
      • 4.7.1 Panel Unit (CX7300/CX7400/DX7400)
  • ADJUSTMENT
    • 5.1 Adjustment Items and Overview
      • 5.1.1 Servicing Adjustment Item List
      • 5.1.2 Required Adjustments
    • 5.2 Using the Adjustment Program
      • 5.2.1 TOP Margin Adjustment
      • 5.2.2 First Dot Position Adjustment
      • 5.2.3 Head Angular Adjustment
      • 5.2.4 Bi-D Adjustment
      • 5.2.5 PF Adjustment
      • 5.2.6 PF Band Adjustment
      • 5.2.7 Bottom Margin Adjustment
  • MAINTENANCE
    • 6.1 Overview
      • 6.1.1 Cleaning
      • 6.1.2 Service Maintenance
        • 6.1.2.1 Printhead cleaning
        • 6.1.2.2 Maintenance request error
      • 6.1.3 Lubrication
  • APPENDIX
    • 7.1 Exploded Diagram / Parts List
    • 7.2 Electrical Circuits