Epson R310 Removing Paper Guide, Front/Roller EJ Assy, Transform Star Wheels of Frame EJ Assy

Page 74

Stylus Photo R300/R310

Revision A

2.3.19 Removing Paper Guide, Front/Roller EJ Assy.

External View

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/

Spur Gear,37.242

PF Timing Belt

Spur Gear, 41.48

Compression	Holder, Idle Roller
Spring, 1.27

Guide, Shaft, Frame EJ, Right

Flat Washer

Link EJ, Right

Support Plate,

Frame, Main

Hook

	2
	2				1
			C.B.S 3x6
			(7-9kgf•cm)

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

2

1

Guide, Shaft,

Frame EJ, Left

Extension Spring,

Push Up, Plate, Left

Hooks

	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.

CAUTION When removing "Frame EJ Assy.", take care not to damage or

Frame EJ Assy.

Hooks

Link EJ, Left

Flat Washer

Hook

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

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 the 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)".

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

DISASSEMBLY AND ASSEMBLY

Disassembly

74

Image 74

Contents Epson Stylus Photo R300/R310 Page Precautions About This Manual Revision Status Contents Troubleshooting Troubleshooting Flowchart Motor, Coil Resistance Sensor check pointLED/LCD Indication and STM3 Reaches about 90% Data error Troubleshooting This error is detected when CD/DVD Tray Unit Level Troubleshooting Check Points for Communication Error to Each PhenomenonCheck Points for Paper Out Error to Each Phenomenon Is ejected without being set at the print Start position Lever, Change Check Points for Paper Jam Error to Each Phenomenon Occurrence Phenomenon Detail Faulty Part Check Point Remedy Paper Guide, Upper Check Points for CD/DVD Guide Error to Each Phenomenon Check Points for CD/DVD Tray Error to Each Phenomenon CDR/DVDR10. Check points for Memory Card Error to Each Phenomenon 11. Check Points for Fatal Error to Each Phenomenon 13. Check Points for Abnormal Sound 14. Check Points for Defective Print Quality Refer to Section At operation LD Roller With a soft cloth Disassembly and Assembly Precautions Pre-Shipment Checks Service Completion Pre-Shipment Check ListTools ToolsDisassembly and Assembly † Caution for disassembly/assembly of Printer Mechanism † How to secure the quality for reassembled products Disassembly Removing Paper Support Assy † External ViewRemoving Housing, Upper Removing Housing, UpperReinstalling Printer Cover Removing Housing, Middle Paper Support Assy./Housing, UpperMounting Panel FFC Removing Porous Pad, Paper Guide, Front Vertical Direction 4 ± 1mm Horizontal Direction 1-2mmRemoving Panel Board 14. Reinstalling Stacker Assy Removing Stacker AssyConnectors connected to C536 Main Board Removing Main BoardAssy. with a two-sided tape „ Make sure to match Panel FFC and the lateral faceShield Plate, M/B and then attach it to Main Board Adjustment † Required Removing ASF Assy 18. Removing ASF AssyTorsion Spring Removing Holder, Shaft Assy 20. Removing Holder, Shaft Assy† Reinstalling LD Roller „ Removing LD RollerLD Roller Removing CR Motor Removing APG Assy 26. Removing APG AssyPG Adjustment Removing Print HeadRemoving Carriage Unit 29. Removing Carriage Unit30. Removing Carriage Unit „ Removing Pulley, Driven „ Removing CR Encoder Sensor Board„ Removing PW Sensor Board „ Removing Csic BoardSlider, Holder, Scale Adjustment † Required Removing Paper Guide, Upper UpperRemoving Printer Mechanism/ Housing, Lower 38. Removing Printer Mechanism/Housing, LowerNot to drop and damage them † When lifting up Printer Mechanism, Lever, ChangeCombination Gear, 27.2, 19.2 may detach and drop. Take care 42. Installing Waste Ink Pads Left Removing Power Supply Unit Removing CDR Guide Assy 47. Removing CDR Guide Assy49. Removing CDR Guide Assy † Do not remove the ink tube which is connected to Cap Assy † External View † Procedure for RemovingRemoving Ink System Pump Assy52. Connecting Point for the ink tube Disassembly and Assembly Removing Paper Guide, Front/Roller EJ Assy Transform Star Wheels of Frame EJ Assy55. Removing Paper Guide, Front/Roller EJ Assy 56. Removing Paper Guide, Front/Roller EJ Assy Adequate dose to the specified points Removing PF Motor Adjustment Servicing Adjustment Item List Adjustment ItemsMaintenance Functions Function Item Purpose Adjustment Outline Tool Used MediaCheck Pattern Printing AppendixReplacement Part-Based Adjustment Priorities Adjustment ItemPaper Guide Front Removal Head ID Input Market SettingUSB ID Input Head Angular Adjustment Bi-d AdjustmentPW Sensor Adjustment First Dot Adjustment10 A4 Photo Quality Inkjet Paper Print Offset Input for CR Motor Calorific Limitation9 A4 Normal Paper Print 11 A4 Photo Paper/ Glossy Photo Paper printPG Adjustment Setting PG PositionSetting Thickness Gauge 12. PG Checking Maintenance Cleaning Service MaintenanceDisplay for Status Monitor Lubrication Lubrication Point10mm Right side surface of smaller shaft of Frame EJ Inside periphery surface of Cam, CR, Right Pulley, Driven Assy Overview 100 Overview 101 Appendix Exploded Diagram Electrical Circuits Page Page Model PM-D750, Stylus Photo R300/310 Model Stylus Photo R300/310 Board C536PNL