Epson Stylus Scan 2500 Service Manual - PDF DOWNLOAD

Epson Stylus Scan 2500 Service Manual - PDF DOWNLOAD

FILE DETAILS:

Epson Stylus Scan 2500 Service Manual - PDF DOWNLOAD

Language :English
Pages :178
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Epson Stylus Scan 2500 Service Manual - PDF DOWNLOAD

PREFACE
This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON STYLUS Scan 2500. The
instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions on the
preceding page. The chapters are organized as follows:
CHAPTER 1. “Product Description”
Provides a general overview and specifications of the product.
CHAPTER 2. “Operating Principles”
Describes the theory of electrical and mechanical operations of the
product.
CHAPTER 3. “Troubleshooting”
Provides step-by-step procedures for troubleshooting.
CHAPTER 4. “Disassembly & Assembly”
Describes step-by-step procedures for disassembling and assembling
the product.
CHAPTER 5. “Adjustment”
Provides Epson-approved methods for adjustment.
CHAPTER 6. “Maintenance”
Provides preventive maintenance procedures and the lists of Epsonapproved
lubricants and adhesives required for servicing the product.
CHAPTER 7. “Appendix”
Provides the following additional information for reference:
• EEPROM Address Map
• Connector Pin Assignment
• Schematics
• Circuit Diagrams

TABLE OF CONTENTS:

Epson Stylus Scan 2500 Service Manual - PDF DOWNLOAD

Product Description 9
11 Features 10
12 General Specifications 10
121 Local copy 10
122 Scan area 11
123 Print area 12
124 Printing 13
125 Input data buffer 13
126 Control codes 13
127 Paper feed 13
128 Paper 14
129 Ink 15
13 Scanner 16
14 Common 17
141 Electrical specifications 17
142 Safety, EMC 17
143 Environmental conditions 18
144 Resistance to electric noise 18
145 Reliability 18
146 Acoustic noise 18
15 Interfaces 19
151 Printer Interface 19
152 Scanner interfaces 21
16 Control Panel 23
161 Buttons 23
162 Indicators and LCD Display 26
163 Initialization 27
17 Settings Menu 28
18 Stylus Scan Errors 29
19 Options 30
191 Local Copy 30
192 Scanning 30
110 Physical Characteristics 31
1101 Dimensions 31
1102 Weight 31
Operating Principles 33
21 General 34
22 Printer Mechanism Operation 34
221 Printing Mechanism 35
222 Printing Process 37
223 Carriage Mechanism and Motor 38
224 Paper Feeding Mechanism 40
225 Ink System 46
226 Pump, Carriage Lock, Head Cleaner Mechanism 46
227 Cap Mechanism 49
23 Scanner Principles 50
231 Carriage Unit 50
232 Carriage Operation 51
24 Local and PC Copy Principles 52
241 Local copy process 52
242 PC copy process 53
25 Electrical Circuit Operating Principles 54
251 B102 PSB/PSE Board 55
252 B102 MAIN Board 57
Troubleshooting 60
31 Unit Level Troubleshooting 61
311 Printer/Scanner does not operate at power on 62
312 Error is detected 63
313 Failure occurs during printing 63
314 Printer does not feed paper correctly 64
315 Control panel operation is abnormal 64
32 Printer Related Troubleshooting 65
33 Scanner Troubleshooting 70
34 Troubleshooting Motors and Sensors 74
Disassembly & Assembly 75
41 Overview 76
411 Precautions for Disassembling the Printer 76
412 Tools 78
413 Specification for Screws 78
414 Service Checks After Repair 80
42 Disassembly Procedures 82
43 Removing the Housing 83
431 Removing the rear cover 83
432 Removing the top cover 84
433 Removing the control panel assembly 84
434 Removing the side covers 85
435 Removing the scanner support frame 85
436 Removing the paper eject assembly 86
437 Removing the power supply board upper frame 87
438 Removal of the B102 PSB/PSE Board 88
439 Removing the printer mechanism 89
44 Removal of the Circuit Board Tray 91
45 Removal of the Printer Consumables 92
451 Removing the waste ink pads 93
452 Removing the cleaning assembly (Pump and Cap) 94
46 Disassembling the Printer Mechanism 97
461 Removing the Printhead Unit 97
462 Removing the PF Motor Assembly 99
463 Removing the CR Motor Assembly100
464 Removing the ASF Assembly101
465 Removing the Carriage Assembly105
466 Removing the PF Roller Assembly107
467 Removing the PE Paper Detector Assembly109
468 Removing the HP Detector110
47 Disassembly of the Scanner Mechanism110
471 Removing the scanner111
472 Removing the scanner motor113
Adjustment114
51 Required Adjustments115
511 Adjustment Tools Required116
52 Printer Adjustment116
521 Printer hardware adjustments116
53 Using the Service-Adjustment Program118
531 Installing the program118
532 Openning the Start-up menu119
533 Initial Ink Charge Operation124
534 Bi-D Adjustment124
535 Head Cleaning Operation125
536 Head Voltage ID Input126
537 Head Angular Adjustment126
538 Ink draining128
54 Scanner Adjustment128
Maintenance129
61 Overview130
611 Cleaning130
612 Lubrication130
Appendixpdf 0
Appendix141
71 Connector142
711 Board Connector Summary143
712 Connector Pin Assignment144
72 EEPROM Address Map147
73 Exploded Diagrams153
74 Parts List163
75 Component Layouts 0
76 Circuit Diagrams173

S.M 27/2/2025