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Epson Stylus Photo R320 User Manual

Epson Stylus Photo R320
114 pages
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EPSON Stylus Photo R320
Color Inkjet Printer
SEIJ04005
SERVICE MANUAL

Table of Contents

Other manuals for Epson Stylus Photo R320

Questions and Answers:

Epson Stylus Photo R320 Specifications

Printing Specifications IconPrinting Specifications
maximum resolution5760 x 1440 optimized dpi
minimum ink droplet size3 picoliters
maximum printable area8.5" x 44"
Print Speed IconPrint Speed
black text print speedUp to 15 ppm
color text print speedUp to 15 ppm
4" x 6" photo print speed39 sec.
Dimensions and Weight IconDimensions and Weight
storage dimensions19.6" x 10.4" x 8.6"
printing dimensions19.6" x 18.7" x 11.4"
weight14 lb (with ink cartridges)

Summary

PRECAUTIONS

About This Manual

Manual Configuration

Describes the structure of the manual and its sections.

Symbols Used in this Manual

Explains the meaning of various symbols used throughout the manual.

CHAPTER 1 TROUBLESHOOTING

1.1 Overview

Introduces troubleshooting methodology and levels of repair.

1.2 Troubleshooting with LED/LCD Indications and Status Monitor 3 Message

Explains how to troubleshoot errors using printer indicators and software messages.

1.3 Unit Level Troubleshooting

Details specific error conditions, their possible causes, and checks.

CHAPTER 2 DISASSEMBLY AND ASSEMBLY

2.1 Overview

Introduces disassembly and reassembly procedures for printer components.

2.1.1 Precautions

Outlines essential safety precautions before starting disassembly or assembly.

2.1.2 Tools

Lists the specified tools required for servicing the printer.

2.1.3 Pre-Shipment Checks

Provides a checklist for verifying service completion before returning the printer.

2.3 Disassembly

Details the step-by-step procedures for disassembling printer components.

2.3.1 Removing Paper Support Assy.

Step-by-step guide for removing the Paper Support Assembly.

2.3.2 Removing Preview Monitor Unit

Step-by-step guide for removing the Preview Monitor Unit.

2.3.3 Removing Housing, Upper

Step-by-step guide for removing the Upper Housing cover.

2.3.4 Removing Housing, Middle

Step-by-step guide for removing the Middle Housing cover.

2.3.5 Removing Porous Pad, Paper Guide, Front, Left, Support

Guide for removing porous pads and paper guides from the front.

2.3.6 Removing Panel Board

Step-by-step guide for removing the front Panel Board.

2.3.7 Removing Stacker Assy.

Step-by-step guide for removing the Stacker Assembly.

2.3.8 Removing Main Board

Detailed procedure for removing the Main Board.

2.3.9 Removing ASF Assy.

Step-by-step guide for removing the ASF (Auto Sheet Feeder) Assembly.

2.3.10 Removing Holder, Shaft Assy.

Step-by-step guide for removing the Holder Shaft Assembly.

2.3.11 Removing CR Motor

Detailed procedure for removing the Carriage (CR) Motor.

2.3.12 Removing APG Assy.

Step-by-step guide for removing the APG Assembly.

2.3.13 Removing Print Head

Detailed procedure for removing the Print Head assembly.

2.3.14 Removing Carriage Unit

Detailed procedure for removing the Carriage Unit.

2.3.15 Removing Paper Guide, Upper

Step-by-step guide for removing the Upper Paper Guide.

2.3.16 Removing Printer Mechanism/Housing, Lower

Detailed procedure for removing the main printer mechanism and lower housing.

2.3.17 Removing Power Supply Unit

Detailed procedure for removing the Power Supply Unit.

2.3.18 Removing CDR Guide Assy.

Step-by-step guide for removing the CDR Guide Assembly.

2.3.19 Removing Ink System

Detailed procedure for removing the Ink System.

2.3.20 Removing Paper Guide, Front/Roller EJ Assy.

Step-by-step guide for removing Paper Guide and Roller EJ Assy.

2.3.21 Removing PF Motor

Detailed procedure for removing the PF Motor.

CHAPTER 3 ADJUSTMENT

3.1 Adjustment Items and Overview

Introduces the various adjustments required after component replacement.

3.1.1 Servicing Adjustment Item List

Lists all available adjustment items for servicing the printer.

3.1.2 Replacement Part-Based Adjustment Priorities

Guides on which adjustments are required or recommended based on replaced parts.

3.2 Adjustment by using adjustment program

Details procedures for performing adjustments using the service software.

3.2.1 Market Setting

Adjusts market-specific information and common settings for the printer.

3.2.2 USB ID Input

Assigns unique IDs for multiple printers connected via USB.

3.2.3 Head ID Input

Corrects variations in print quality due to print head manufacturing.

3.2.4 Head Angular Adjustment

Adjusts print head angle for uniform nozzle alignment.

3.2.5 Bi-d Adjustment

Corrects print timing for bi-directional printing.

3.2.6 PW Sensor Adjustment

Corrects paper detection errors by adjusting PW sensor mounting.

3.2.7 First Dot Adjustment

Corrects the initial dot position in the CR scanning direction.

3.2.8 Offset Input for CR Motor Calorific Limitation

Prevents motor damage by setting heat generation limits.

3.2.9 A4 Normal Paper Print

Prints check patterns on normal paper to verify adjustments.

3.2.10 A4 Photo Quality Inkjet Paper Print

Prints check patterns on photo quality paper to verify adjustments.

3.2.11 A4 Photo Paper/ Glossy Photo Paper print

Prints check patterns on glossy photo paper to verify adjustments.

3.3 Adjustment Except Adjustment Program

Details adjustment procedures that do not require the service software.

3.3.1 PG Adjustment

Manual adjustment to secure space between print head and paper.

3.4 Firmware Updating

Explains the process for updating the printer's firmware.

3.4.1 Firmware Updating Procedure

Step-by-step instructions for updating the printer firmware.

3.4.2 Abnormal Updating Termination

Troubleshooting common errors encountered during firmware updates.

CHAPTER 4 MAINTENANCE

4.1 Overview

Provides information on maintaining the printer in optimal condition.

4.1.1 Cleaning

Describes procedures for cleaning printer components like the housing and rollers.

4.1.2 Service Maintenance

Details actions for resolving print irregularities and maintenance errors.

4.1.3 Lubrication

Specifies lubrication points, types, and amounts for printer components.

CHAPTER 5 APPENDIX

5.1 Exploded Diagram

Refers to the parts list for exploded diagrams of printer components.

5.2 Electrical Circuits

Lists the electrical circuit diagrams provided for various printer boards.

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