Epson Stylus DX4450 Manuals

Manuals and User Guides for Epson Stylus DX4450. We have 1 Epson Stylus DX4450 manual available for free PDF download: Service Manual

Epson Stylus DX4450 Service Manual

Epson Stylus DX4450 Service Manual (129 pages)

Color Inkjet Printer

Brand: Epson | Category: Printer | Size: 12.56 MB

Table of Contents

Service Manual
1
About this Manual
4
Manual Configuration
4
Symbols Used in this Manual
4
Table of Contents
6
Chapter 1 PRODUCT DESCRIPTION

9
- Overview
  9
  - Features
    9
- Specifications
  10
  - Printing Specifications
    10
    
    Print Mode
    11
    
    Printing Area
    14
  - Scanning Specifications
    15
  - Standalone Copying Specifications
    16
  - Electrical Specifications
    18
  - Environmental Conditions
    18
  - Durability
    19
  - Acoustic Noise
    19
  - Safety Approvals (Safety Standards/Emi)
    19
  - Interface
    19
  - Control Panel
    20
  - Button Functions in Stand-Alone Copy
    21
  - Errors and Panel Status
    21
  - Power Save Mode
    22
  - Nozzle Check Pattern Print
    22
  - Printer Initialization (T.B.D)
    22
- Overview
  24
- Printer Mechanism
  24
  - Printhead Specifications
    25
  - Carriage Mechanism
    25
  - Paper Feeding Mechanism
    26
  - Ink System Mechanism
    27
- Scanner Mechanism
  28
  - Scanner Carriage Mechanism
    28
- Electrical Circuit Operating Principles
  30
  - Power Supply Board
    30
  - Main Board
    30
Chapter 3 TROUBLESHOOTING

33
- Overview
  33
- Error Indications and Fault Occurrence Causes
  33
  - Superficial Phenomenon-Based Troubleshooting
    53
Chapter 4 DISASSEMBLY/ASSEMBLY

61
- Overview
  61
  - Precautions
    61
  - Tools
    61
  - Work Completion Check
    62
  - Caution after Repair (T.B.D)
    63
- Disassembly Procedures
  64
- Printer Section
  65
  - Paper Support Assy
    65
  - Stacker Assy
    65
  - Document Cover/Asf Cover/Support Arm
    66
  - Scanner Unit/Middle Case/Panel Unit
    67
- Removing Printer Mechanism
  71
Chapter 2 OPERATING PRINCIPLES 4.5 Removing Board

73
- Main Board
  73
- Disassembling Printer Mechanism
  75
  - Printhead
    75
  - Hopper
    78
  - CR Scale
    79
  - CR Motor
    80
  - CR Unit/Timing Belt
    81
  - Ink System Removal
    83
  - Power Supply Board
    85
  - EJ Frame Assy/Ej Roller
    86
  - Main Frame
    87
  - LD Roller/Asf Unit
    90
  - Waste Ink Pads
    92
  - PF Roller
    93
  - PF Motor
    94
- The Shortest Way to Remove the Main Frame
  95
- Scanner Section
  96
Chapter 5 ADJUSTMENT

100
- Adjustment Items and Overview (T.B.D)
  101
  - Servicing Adjustment Item List (T.B.D)
    101
  - Replacement Part Adjustment Items (T.B.D)
    103
- Adjustment by Using Adjustment Program (T.B.D)
  105
  - Head Angular Adjustment
    105
  - Top Margin Adjustment
    106
  - Bi-D Adjustment
    106
  - First Dot Adjustment
    107
  - PF Band Adjustment
    107
Chapter 6 MAINTENANCE

108
- Overview
  109
  - Cleaning
    109
  - Service Maintenance
    109
  - Lubrication
    111
Chapter 7 APPENDIX

115
- Connector Summary
  116
  - Major Component Unit
    116
- Exploded Diagram / Parts List
  119
- Electrical Circuits
  120

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