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Epson R260 Service Manual - Page 53

Table 3-19., Troubleshooting Printing Problems - print head clog

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EPSON Stylus Photo R260/R265/R270, R360/R380/R390 Revision B † Printing cannot be made properly (printed image is faint, blurry, smeared, or etc.) Table 3-19. Troubleshooting Printing Problems Symptom Possible Cause Check Point Remedy Ink cartridge failure Replace the ink cartridge with a new one, and make a test print. The cartridge is defective. Use the new one. The printed pattern has no missing dots? Poor connection of the Is the FFC not properly connected to the CSIC Board and the Head FFC Main Board? Connect the FFC correctly. The carriage moves normally, but the printed image is abnormal. Cleaner Blade failure Poor connection of the Head FFC Is there any dust or foreign matter on the Cleaner Blade? Check the FFC using a tester. Is there any abnormality in the result? Remove the dust or foreign matter on the Cleaner Blade, or replace the blade. Replace the Head FFC. A malfunction of the Printhead Run a cleaning cycle and make a test print. Repeat the operation Replace the Printhead. several times. Does the problem still appear? Ink leakage, clogging Is there any ink leakage found in the Printhead? Reinstall the ink cartridge correctly. If this does not solve the problem, replace the ink cartridge, or the Printhead. † Waste ink is not properly drained out of the Printhead or the Cap Unit. Table 3-20. Troubleshooting Waste Ink Problems Symptom Possible Cause Check Point Remedy The pump tube failure Is there any collapsed sections of the tube? Replace the Ink System. Cap failure Waste ink is not properly drained out of the Printhead or the Cap Unit, and not properly transported to the Waste Ink Tube. Disconnection of the tube A malfunction of cap movement The tube between the Waste Ink Tray and the Ink System Assy is at fault. Is there any foreign matter on the cap, or is the cap damaged? Is the tube disconnected from the Cap Unit? Remove the foreign matter on the cap with a cotton swab. Replace the cap in case that the cap is damaged. Connect the tube correctly. Is the Compression Spring of the Cap Assy detached, broken, or Replace the Ink System. missing? Is the tube not properly inserted in the Waste Ink Tray Assy, or Securely connect the tube to the Waste Ink Tray Assy routing not properly routed under the tray? the tube correctly. Troubleshooting Troubleshooting by Symptom 54

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

Match case Limit results 1 per page

EPSON Stylus Photo R260/R265/R270, R360/R380/R390

Revision B

Troubleshooting

Troubleshooting by Symptom

Printing cannot be made properly (printed image is faint, blurry, smeared, or etc.)

Waste ink is not properly drained out of the Printhead or the Cap Unit.

Table 3-19.

Troubleshooting Printing Problems

Symptom

Possible Cause

Check Point

Remedy

The carriage moves

normally, but the

printed image is

abnormal.

Ink cartridge failure

Replace the ink cartridge with a new one, and make a test print.

The printed pattern has no missing dots?

The cartridge is defective. Use the new one.

Poor connection of the

Head FFC

Is the FFC not properly connected to the CSIC Board and the

Main Board?

Connect the FFC correctly.

Cleaner Blade failure

Is there any dust or foreign matter on the Cleaner Blade?

Remove the dust or foreign matter on the Cleaner Blade, or

replace the blade.

Poor connection of the

Head FFC

Check the FFC using a tester. Is there any abnormality in the

result?

Replace the Head FFC.

A malfunction of the

Printhead

Run a cleaning cycle and make a test print. Repeat the operation

several times. Does the problem still appear?

Replace the Printhead.

Ink leakage, clogging

Is there any ink leakage found in the Printhead?

Reinstall the ink cartridge correctly. If this does not solve the

problem, replace the ink cartridge, or the Printhead.

Table 3-20.

Troubleshooting Waste Ink Problems

Symptom

Possible Cause

Check Point

Remedy

Waste ink is not

properly drained out of

the Printhead or the Cap

Unit, and not properly

transported to the Waste

Ink Tube.

The pump tube failure

Is there any collapsed sections of the tube?

Replace the Ink System.

Cap failure

Is there any foreign matter on the cap, or is the cap damaged?

Remove the foreign matter on the cap with a cotton swab.

Replace the cap in case that the cap is damaged.

Disconnection of the

tube

Is the tube disconnected from the Cap Unit?

Connect the tube correctly.

A malfunction of cap

movement

Is the Compression Spring of the Cap Assy detached, broken, or

missing?

Replace the Ink System.

The tube between the

Waste Ink Tray and the

Ink System Assy is at

fault.

Is the tube not properly inserted in the Waste Ink Tray Assy, or

not properly routed under the tray?

Securely connect the tube to the Waste Ink Tray Assy routing

the tube correctly.