Epson Stylus CX7300 User Manual

Service manual

EPSON Stylus CX7300/CX7400/DX7400/

CX8300/CX8400/DX8400

Color Inkjet Printer

SEMF07-001

SERVICE MANUAL

This manual is related to the following products:

Stylus CX8300

Table of contents

Document Outline

EPSON Stylus CX7300/CX7400/DX7400/ CX8300/CX8400/DX8400
- PRODUCT DESCRIPTION
  - 1.1 Features
  - 1.2 Printing Specifications
  - 1.3 Scanner Specifications
    - 1.3.1 Scanning Range
  - 1.4 General Specifications
  - 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