Epson R310 PRECAUTIONS

PRECAUTIONS

Precautionary notations throughout the text are categorized relative to 1) Personal injury and 2) damage to equipment.

DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing

procedures preceded by DANGER Headings.

WARNING Signals a precaution which, if ignored, could result in damage to equipment.

The precautionary measures itemized below should always be observed when performing repair/maintenance procedures.

DANGER

1. ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCEDURES.

2. NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS

TECHNICIANS IN THEIR LINE OF WORK.

3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO. WHEN

THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS.

4. WHEN DISASSEMBLING OR ASSEMBLING A PRODUCT, MAKE SURE TO WEAR GLOVES TO AVOID INJURIER FROM METAL PARTS WITH SHARP EDGES.

WARNING

1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN.

2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT

HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.

3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT

BOARDS AND/OR INDIVIDUAL CHIPS.

4. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-STATIC WRIST STRAPS, WHEN

ACCESSING INTERNAL COMPONENTS.

5. DO NOT REPLACE IMPERFECTLY FUNCTIONING COMPONENTS WITH COMPONENTS WHICH ARE NOT MANUFACTURED BY EPSON. IF SECOND SOURCE IC OR

OTHER COMPONENTS WHICH HAVE NOT BEEN APPROVED ARE USED, THEY COULD CAUSE DAMAGE TO THE EPSON PRODUCT, OR COULD VOID THE

WARRANTY OFFERED BY EPSON.

Contents

Main Notice PRECAUTIONS DANGER WARNING About This Manual Manual Configuration Symbols Used in this Manual Page CONTENTS Chapter 1 TROUBLESHOOTING Chapter 2 DISASSEMBLY AND ASSEMBLY Chapter 3 ADJUSTMENT Chapter 4 MAINTENANCE Page TROUBLESHOOTING Overview 8 1.1 Overview 1.2 Troubleshooting with LED/LCD Indications and Status Monitor 3 Message EPSON Stylus Photo R300/R310 Revision A TROUBLESHOOTING Troubleshooting with LED/LCD Indications and Status Monitor 3 Message 10 Page Page Page 1.3 Unit Level Troubleshooting Page Page Page Page Page Page Table 1-8. Check Points for CD/DVD Guide Error to Each Phenomenon Table 1-9. Check Points for CD/DVD Tray Error to Each Phenomenon Table 1-10. Check points for Memory Card Error to Each Phenomenon Table 1-11. Check Points for Fatal Error to Each Phenomenon Table 1-13. Check Points for Abnormal Sound Page Page Page Page EPSON Stylus Photo R300/R310 Revision A TROUBLESHOOTING Unit Level Troubleshooting 30 Page 2.1 Overview 2.1.1 Precautions 2.1.2 Tools 2.1.3 Pre-Shipment Checks Page Page Page 2.3 Disassembly Figure 2-1. Removing Procedure Flowchart START 2.3.1 Removing Paper Support Assy. DISASSEMBLY AND ASSEMBLY Disassembly 39 2.3.2 Removing Housing, Upper Page DISASSEMBLY AND ASSEMBLY Disassembly 41 2.3.3 Removing Housing, Middle Page 2.3.4 Removing Porous Pad, Paper Guide, Front 2.3.5 Removing Panel Board 2.3.6 Removing Stacker Assy. DISASSEMBLY AND ASSEMBLY Disassembly 46 2.3.7 Removing Main Board Page Page DISASSEMBLY AND ASSEMBLY Disassembly 49 2.3.8 Removing ASF Assy. Page DISASSEMBLY AND ASSEMBLY Disassembly 51 2.3.9 Removing Holder, Shaft Assy. DISASSEMBLY AND ASSEMBLY Disassembly 52 Page DISASSEMBLY AND ASSEMBLY Disassembly 54 2.3.10 Removing CR Motor 2.3.11 Removing APG Assy. DISASSEMBLY AND ASSEMBLY Disassembly 56 2.3.12 Removing Print Head DISASSEMBLY AND ASSEMBLY Disassembly 57 2.3.13 Removing Carriage Unit Page DISASSEMBLY AND ASSEMBLY Disassembly 59 DISASSEMBLY AND ASSEMBLY Disassembly 60 Page Page DISASSEMBLY AND ASSEMBLY Disassembly 63 2.3.14 Removing Paper Guide, Upper DISASSEMBLY AND ASSEMBLY Disassembly 64 2.3.15 Removing Printer Mechanism/ Housing, Lower DISASSEMBLY AND ASSEMBLY Disassembly 65 Page Page 2.3.16 Removing Power Supply Unit DISASSEMBLY AND ASSEMBLY Disassembly 69 2.3.17 Removing CDR Guide Assy. Page DISASSEMBLY AND ASSEMBLY Disassembly 71 2.3.18 Removing Ink System Page Page DISASSEMBLY AND ASSEMBLY Disassembly 74 2.3.19 Removing Paper Guide, Front/Roller EJ Assy. Page Page Page 2.3.20 Removing PF Motor Page 3.1 Adjustment Items and Overview This chapter describes adjustments to be made after the disassembly/reassembly of this product. 3.1.1 Servicing Adjustment Item List Table 3-2. Maintenance Functions Table 3-1. Adjustment Items Table 3-4. Appendix Table 3-3. Check Pattern Printing 3.1.2 Replacement Part-Based Adjustment Priorities The following table shows the adjustment it e ms and their order for the replacement parts. Table 3-5. Adjustment Item Performance Priority 1 2 3 4 5 6 7 8 9 10 11 12 3.2 Adjustment by using adjustment program 3.2.1 Market Setting 3.2.2 USB ID Input 3.2.3 Head ID Input ADJUSTMENT Adjustment by using adjustment program 86 3.2.4 Head Angular Adjustment 3.2.5 Bi-d Adjustment ADJUSTMENT Adjustment by using adjustment program 87 3.2.6 PW Sensor Adjustment 3.2.7 First Dot Adjustment Page ADJUSTMENT Adjustment Except Adjustment Program 89 3.3 Adjustment Except Adjustment Program 3.3.1 PG Adjustment Figure 3-10. PG Adjustment (Right Side) Figure 3-8. PG Adjustmen t (Lef t Side) Page Page MAINTENANCE Overview 93 4.1 Overview 4.1.1 Cleaning 4.1.2 Service Maintenance MAINTENANCE Overview 94 MAINTENANCE Overview 95 4.1.3 Lubrication Page Page Page Page Page Page Page 5.1 Exploded Diagram 5.2 Electrical Circuits