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Epson R310 2.3.19 Removing Paper Guide, Front/Roller EJ Assy.

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Stylus Photo R300/R310 Revision A

DISASSEMBLY AND ASSEMBLY Disassembly 74

2.3.19 Removing Paper Guide, Front/Roller EJ Assy.

External View

Figure 2-54. Removing "Paper Guide, Front"/"Roller EJ Assy." (1)

Parts/Units which should be removed before removing "Paper Guide,

Front"/"Roller EJ Assy."

Paper Support Assy./Housing, Upper/Housing, Middle/Main Board Unit/

ASF Assy./Holder, Shaft Assy./APG Assy./Print Head/Carriage Unit/

Printer Mechanism/CDR Guide Assy.

Procedure for Removing

1. Remove the screws (x2) which secure "Support Plate, Frame, Main". Then,

remove "Support Plate, Frame, Main".

2. Release the hook of "Link EJ, Right" from the groove of "Guide, Shaft, Frame

EJ, Right". Then, remove "Link EJ, Right".

3. Remove the flat washer which secures the right side of "Frame EJ Assy.".

4. Remove "PF Timing Belt" from "Spur Gear, 37.242", then remove "Spur

Gear, 41.48".

5. Remove "Compression Spring, 1.27" and "Holder, Idle Roller" together with

"PF Timing Belt".

6. Move back "Carriage Unit" to the home position, and then remove "Frame EJ

Assy." in the direction of the arrow, also in the order indicated in the figure.

7. Remove the flat washer which secures "Link EJ, Left", then Slide "Link EJ,

Left" to the right.

8. Remove "Extension Spring, Push Up, Plate, Left" from th e hooks of "Guide,

Shaft, Frame EJ, Left" and "Frame, Main".

9. Release the hooks (Left x2, right x1) which secure "Guide, Shaft, Frame EJ,

Left (Right)". Then, remove "Guide, Shaft, Frame EJ, Left (Right)".

Compression

Spring, 1.27 Holder, Idle Roller

Spur Gear, 41.48

PF Timing Belt

Spur Gear,37.242

Link EJ, Right

Flat Washer

Guide, Shaft, Frame EJ, Right

Hook

C.B.S 3x6

(7-9kgf•cm)

1

2

Support Plate,

Frame, Main

1

2

Frame EJ Assy.

Extension Spring,

Push Up, Plate, Left

Guide, Shaft,

Frame EJ, Left

Hooks

Link EJ, Left Flat Washer

Hooks Hook

C A U T I O N When removing "Frame EJ Assy.", take care not to damage or

transform "Star Wheels" of "Frame EJ Assy.".

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