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Epson R260 Service Manual - Page 38

Occurrence, Timing, Symptom, Failed Part, Check Point, Remedy, Reference - stylus photo cleaning

UPC - 010343859043

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EPSON Stylus Photo R260/R265/R270, R360/R380/R390 Revision B Table 3-6. Troubleshooting for Fatal Error Occurrence Timing At power-on Symptom Failed Part Check Point Remedy Reference • The CR Unit hits against the Change Lever which has come down toward the front of the printer. • The error appears after the PF roller makes quick one-turn PF Scale 1. Is the PF Scale not moving freely, centered between the sides of PF encoder sensor? 2. Is their any dirt on the PF Scale? 3. Is the PF Scale chipped or broken? 1. Install the PF Scale or PF encoder correctly. 2. Clean off any dirt on the PF Scale. If the scale get heavily soiled, replace the scale. 3. Replace the PF Scale. 4.5.10 "PF Encoder / PF Scale / PF Motor"(p.102) 4.5.10 "PF Encoder / PF Scale / PF Motor"(p.102) The CR Unit hits 1. Is the Upper Paper Guide detached from the Main 1. Attach the Upper Paper Guide correctly. against the Upper Paper Upper Paper Guide Guide detached from Frame? the Main Frame. 4.5.12 "CR Unit"(p.105) 1. Is the APG Unit installed incorrectly? 1. Install the APG Unit carefully so as not to shift the phase. 2. Is the Combination Gear 10,15.2 disengaged or 2. Attach the gear correctly. attached incorrectly? At power-on During changing the platen gap The error occurs when the PG (gap between the printhead surface and the platen) is changed with the APG Unit. APG Unit CR Motor Combination Gear 1. Is the APG sensor damaged? APG Sensor Assy 1. Replace the APG Sensor Assy. Any time Other than above symptoms Printhead Main Board 1. Is the Printhead damaged? 1. Is the Main Board damaged? 1. Replace the Printhead. 1. Replace the Main Board. 4.5.2 "APG Unit"(p.90) 4.5.14 "Front Paper Guide Assy/APG Sensor Assy"(p.109) 4.5.3 "Printhead"(p.91) 4.3.2 "Removing the Main Board Unit"(p.78) Troubleshooting Troubleshooting by Error Message 39

Section	Page
Cover Page-Service	1
Product description	7
1.1 Overview	8
1.1.1 Differences between R260/265/270 and R360/380/390	8
1.2 Basic Specifications	9
1.2.1 Printing	9
1.2.2 Interfaces	10
1.3 Standalone Printing (R360/R380/R390 only)	12
1.3.1 Direct Print of Still Images	12
1.3.2 Direct Print of Movie Frames	13
1.4 Backup Function (R360/R380/R390 only)	14
1.5 CD/DVD Print (R360/R380/R390 only)	17
1.6 Operation Panel	18
1.6.1 Operation Panel	18
1.6.2 Indicator (LED)	19
1.7 Specifications Common to the Models	20
1.7.1 Electric Specifications	20
1.7.2 Environmental Condition	20
1.7.3 Durability	20
1.7.4 Noise Level	20
1.7.5 Dimensions	21
Operating Principles	22
2.1 Overview	23
2.1.1 Printer Mechanism	23
2.1.2 Motors & Sensors	24
2.2 Electrical Circuit Operating Principles	25
2.2.1 Main Features	25
2.2.2 Components of Control Boards	26
2.2.3 Circuit Block Diagram	27
2.3 Banding Reduction System (BRS) / Paper Feed Amount Profile Correction (PFP)	29
Troubleshooting	30
3.1 Overview	31
3.1.1 Troubleshooting on Motors and Sensors	31
3.2 Error/Warning Indications	32
3.2.1 Error Indication Method	32
3.3 Troubleshooting by Error Message	35
3.3.1 Troubleshooting Problems with Error Messages	35
3.4 Troubleshooting by Symptom	47
3.4.1 Problems in Printing Operation	47
3.4.2 Power Problems	52
3.4.3 Ink-related Problems	52
3.4.4 Problems with Interfaces	54
Disassembly/Assembly	55
4.1 Overview	56
4.1.1 Precautions	56
4.1.2 Tools	57
4.1.3 Screws	57
4.1.4 Work Completion Checklist	58
4.1.5 Required Preparation before Disassembly	60
4.1.6 Orientation Definition	60
4.1.7 How to Unlock the Carriage	61
4.1.8 Sharp Metal Edges (Danger!)	61
4.1.9 Differences in Disassembly Procedure by Model	62
4.1.10 Disassembly/Assembly Procedures	63
4.2 Removing Exterior Parts/Components	64
4.2.1 Paper Support	64
4.2.2 Printer Cover	64
4.2.3 Front Cover	65
4.2.4 Right Housing / Left Housing / USB Housing	65
4.2.5 Upper Housing	67
4.2.6 Panel Unit	68
4.2.7 EMI Frame / Waste Ink Tray	69
4.2.8 Right Front Housing / Left Front Housing	71
4.2.9 Front Housing	72
4.3 Removing Control Boards	75
4.3.1 Removing the USB Board (R260/R265/R270 only)	75
4.3.2 Removing the Main Board Unit	77
4.3.3 Disassembling the Main Board Unit	79
4.3.4 Removing the Card Board (R360/R380/R390 only)	81
4.3.5 Disassembling the Panel Unit	82
4.3.6 Middle Housing	85
4.4 Removing the Printer Mechanism	86
4.4.1 Removing the Printer Mechanism	86
4.5 Disassembly of the Printer Mechanism	88
4.5.1 CR Scale	88
4.5.2 APG Unit	89
4.5.3 Printhead	90
4.5.4 Waste Ink Pad	93
4.5.5 P/S Assy	93
4.5.6 Stacker Assy	94
4.5.7 Ink System	96
4.5.8 CR Motor	98
4.5.9 EJ Frame Assy	99
4.5.10 PF Encoder / PF Scale / PF Motor	101
4.5.11 ASF Unit	103
4.5.12 CR Unit	104
4.5.13 Upper Paper Guide	107
4.5.14 Front Paper Guide Assy/APG Sensor Assy	108
4.5.15 CDR Guide Detection Assy	110
Adjustment	111
5.1 Adjustment Items and Overview	112
5.1.1 Servicing Adjustment Item List	112
5.1.2 Replacement Part Adjustment Items	115
5.2 Adjustment by Using Adjustment Program	117
5.2.1 Top Margin Adjustment	117
5.2.2 Head angular adjustment	117
5.2.3 Bi-D Adjustment	118
5.2.4 PW Adjustment/First Dot Adjustment	119
5.2.5 PF Adjustment	120
5.2.6 PG Adjustment	121
5.3 Banding Reduction System (BRS) Adjustment/ Paper Feed Amount Profile (PFP) Correction	123
5.3.1 Overview	123
5.3.2 Adjustment Procedure	124
Maintenance	128
6.1 Overview	129
6.1.1 Cleaning	129
6.1.2 Service Maintenance	129
6.1.3 Lubrication	130
Appendix	136
7.1 Exploded Diagram / Parts List	137