EPSON TERMINAL PRINTER EPSON Stylus Color 300 SERVICE MANUAL EPSON 4007996
All rights reserved. No part of this manual may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION. The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual.
PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1)Personal injury and 2) damage to equipment. DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing procedures preceded by DANGER Headings. WARNING Signals a precaution which, if ignored, could result in damage to equipment.
PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON Stylus Color 300. 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 DESCRIPTIONS Provides a general overview and specifications of the product. CHAPTER 2.
REVISION SHEET Revision A Issued July 2, 1997 Contents First issue
TABLE OF CONTENTS CHAPTER 1.PRODUCT DESCRIPTIONS CHAPTER 2.OPERATION PRINCIPLES CHAPTER 3.DISASSEMBLY AND ASSEMBLY CHAPTER 4.ADJUSTMENT CHAPTER 5.TROUBLESHOOTING CHAPTER 6.
CHAPTER 1 PRODUCT DESCRIPTIONS 1.1 FEATURES ...................................................................................... 1-1 1.2 SPECIFICATIONS ........................................................................... 1-2 1.2.1 Printing Specifications.......................................................... 1-2 1.2.2 Software Specifications ........................................................ 1-3 1.2.3 Paper Handling ......................................................................
Chapter 1 Product Descriptions 1.1 FEATURES The EPSON Stylus Color 300 printer is a color ink jet printer that comes with standard four colors (Black and CMY) printhead. The major features of this printer are: Standard four-colors printing. Both black and color (CMY) print nozzles are built in one-piece printhead. High-quality color printing 360 dpi (Horizontal/Vertical) printing and semi-720 dpi (Vertical only) printing High-speed printing 200 CPS at 10CPI (Pica) text printing in Black color.
EPSON Stylus Color 300 Service Manual 1.2 SPECIFICATIONS This section describes the product specifications for EPSON Stylus Color 300. 1.2.1 Printing Specifications Print system: Nozzle configuration: On-demand ink jet printer Black: 31 nozzles (11 nozzles x 2 columns and 10 nozzles x 1 column) Color: 11 nozzles / color 16/360" (1.1289mm) 104/360" (7.3378mm) 16/360" (1.1289mm) 104/360" (7.3378mm) #31 #M11 #C11 #B30 #Y11 1/60" (0.4233mm) 1/180" (0.1411mm) Print direction (Paper feed) 1/60" (0.
Chapter 1 Product Descriptions 1.2.
EPSON Stylus Color 300 Service Manual 1.2.3 Paper Handling Feeding method: Paper path: Line spacing: Paper feeding speed: Friction feed with built-in ASF Rear-top entrance / Front eject 1/6 inch or programmable in 1/360 inch minimum increments. 102 mS (at 1/6 inch paper feed pitch) 1.2.4 Paper Specifications Cut sheet Size: Table 1-1. Paper Size - Cut Sheet Type A4 LETTER B5 LEGAL Statement Executive Thickness: Weight: Quality: Width 210 mm (8.3”) 216 mm (8.5”) 182 mm (7.2”) 216 mm (8.
Chapter 1 Product Descriptions Others Size: Table 1-3. Paper Size - Special Media Type Transparency (A4) Transparency (LETTER) Glossy Paper (A4) Glossy Paper (LETTER) Index Card (A6 size) Quality: Thickness: Note) Rev. A Width 210 mm (8.3”) 216 mm (8.5”) 210 mm (8.3”) 216 mm (8.5”) 105 mm (4.1”) Length 297 mm (11.7”) 279 mm (11.0”) 297 mm (11.7”) 279 mm (11.0”) 148 mm (5.8”) Exclusive transparency/Glossy Paper 0.23 mm (0.
EPSON Stylus Color 300 Service Manual 1.2.5 Printable Area The maximum printable area with each type of paper is summarized in table below. Table 1-4. Printable Area Type A4 LETTER LEGAL A6 B5 Statement Executive No.10 DL PW (typ.) 210 mm (8.3”) 216 mm (8.5”) 216 mm (8.5”) 105 mm (4.1”) 182 mm (7.2”) 139.7 mm (5.5”) 184.2 mm (7.25”) 241 mm (9.5”) 220 mm (8.7”) PL (typ.) 297 mm (11.7”) 279 mm (11.0”) 356 mm (14”) 148 mm (5.8”) 257 mm (10.1”) 215.9 mm (8.5”) 266.7 mm (10.5”) 105 mm (4.1”) 110 mm (4.
Chapter 1 Product Descriptions 1.2.6 PG Adjust Lever Setting The paper-gap (PG); a space between the printhead nozzle surface annd the paper surface, can be adjusted to the appropriate level by the PG adjust lever which located underneath the printer cover. Table 1-5. PG Adjust Lever Setting Paper Type Cut Sheet Envelope Lever Position Front (“0” position) Rear (“+” position) Gap Setting 0 mm +0.62 mm 1.2.
EPSON Stylus Color 300 Service Manual 1.2.8 Ink Cartridge Specification Type: Color: Exclusive cartridge Black and CMY (Cyan, Magenta, Yellow) Print capacity: 220 pages 450 pages Validity: 2 years (in sealed package) 6 months (out of package) Storage conditions: Transit (Package): Weight: Dimensions: 69.3 gram (internal ink amount = 41.1g) 45.9 (W) × 56.5 (D) × 38.5 ±0.3 (H) mm (360 DPI / 5% duty for each color on A4) (ISO/IEC10561 LETTER pattern at 360 DPI monochrome printing on A4) 56.
Chapter 1 Product Descriptions 1.2.9 Electrical Specifications Table 1-7. Electrical Specification Item Rated Voltage Input Voltage Range Rated Frequency Range Input Frequency Range Rated Current Power Consumption Insulation Resistance 120V Version 120 VAC 103.5 ∼ 132 V 220 ∼ 240V Version 220 ∼ 240 VAC 198 ∼ 264 V 50 ∼ 60 Hz 50 ∼ 60 Hz 49.5 ∼ 60.5 Hz 49.5 ∼ 60.5 Hz 0.5 A (Max. 0.5 A) Approx. 15 W (ISO/IEC10561 LETTER pattern) 0.3 A (Max. 0.3 A) Approx.
EPSON Stylus Color 300 Service Manual 1.2.11 Reliability Total Print Volume: Printhead Life: 10,000 pages (A4 / LETTER) 1000 million dots / nozzle (Black and CMY) 1.2.12 Acoustic Noise Level: Approx. 45 dB(A) (according to ISO7779) 1.2.13 Safety Approvals Table 1-9. Safety Approvals Item Safety Standard EMI 120V Version UL1950 with D3 CSA C22.2 No.950 with D3 FCC part 15 subpart B class B CSA C108.8 class B 220 ∼ 240V Version EN 60950 (TÜV, NEMKO) EN55022 (CISPR Pub.
Chapter 1 Product Descriptions 1.2.15 Physical Specifications Dimensions: 397 (W) × 319 (D) × 269 (H) mm (operating condition) Weight: 3.9 Kg (exclude the printhead and the ink cartridge) 269 mm 319 mm m 397 m Figure 1-6. Dimensions Rev.
EPSON Stylus Color 300 Service Manual 1.3 INTERFACE SPECIFICATION Refer to the service manual of EPSON Stylus Color 200 / Stylus 200 for details. 1.4 OPERATIONS This section describes the basic operation of the printer. 1.4.1 Control Panel The control panel is equipped with two non-lock type push buttons and three LED indicators, and operations of each button and LED indicator are described below. Buttons LOAD/EJECT CLEANING LED Indicators PAPER OUT (Red) INK OUT (Red) POWER (Green) Figure 1-7.
Chapter 1 Product Descriptions Power-On Operation Table 1-11. Control Panel - Power-on Operations Button st [1 button] Hold down at power on CLEANING LOAD/EJECT LOAD/EJECT + CLEANING Note) ∗1: ∗2: nd [2 button] Pressed within 3 sec. after power on. ∗2 --------LOAD/EJECT + CLEANING ∗1 Function The printer perform the following after performing the control panel operation in left column. Self-printing test Status printing EEPROM Initialization Holds down the specified buttons for 10 sec.
EPSON Stylus Color 300 Service Manual 1.4.1.2 LED Indicators The LED indicators of the control panel shows the various printer status as below. Table 1-12.
Chapter 1 Product Descriptions 1.5 MAIN COMPONENTS The EPSON Stylus Color 300 is composed of the following main components: Printer mechanism Main control board (C224 MAIN Board) Power Supply Unit (C160 PSB/PSE Board : Same as EPSON Stylus Color 200 / Stylus 200) Control Panel Housing 1.5.
CHAPTER 2 OPERATING PRINCIPLES 2.1 OVERVIEW ...................................................................................... 2-1 2.1.1 PRINTER MECHANISM ......................................................... 2-1 2.1.1.1 Printhead Unit ..............................................................
Chapter 2 Operating Principles 2.1 OVERVIEW Since most of the printer mechanism design and the electrical circuits of EPSON Stylus Color 300 remains the same with EPSON Stylus Color 200/Stylus 200, this chapter only describes the difference in the printer mechanism. 2.1.1 PRINTER MECHANISM Based on the printer mechanism for EPSON Stylus Color 200/Stylus 200, a newly designed one-piece 4-color printhead is incorporated on EPSON Stylus Color 300. This section only describes the printhead. 2.1.1.
CHAPTER 3 DISASSEMBLY AND ASSEMBLY 3.1 OVERVIEW ...................................................................................... 3-1 3.1.1 Upper Case Removal............................................................. 3-1 3.1.2 C224 MAIN Board Removal ..................................................
Chapter 3 Disassembly and Assembly 3.1 OVERVIEW This section describes procedures for disassembling and assembling the main components of EPSON Stylus Color 300. Since the most of components are the same with EPSON Stylus Color 200/Stylus 200, this manual only describes procedures unique to this printer. 3.1.1 Upper Case Removal 1. Remove the sheet guide from the printer. 2. Move the paper select lever to the backward position, then remove one screw (CBP/M2x6) securing a knob to the paper select lever. 3.
EPSON Stylus Color 300 Service Manual 3.1.2 C224 MAIN Board Removal 1. Remove the upper case. (See Section 3.1.1). 2. Remove five screws (CBB/M3x6); four screws fixing the shield plate directly to the C224 MAIN Board and one screw fixing the metal bracket to the shield plate. 3. Disconnect all cables connected to the C224 MAIN Board and remove the C224 MAIN Board. CBB (M3x6) CBB (M3x6) Bracket SHIELD PLATE C224 MAIN BOARD Figure 3-2. C224 MAIN Board Removal 3-2 Rev.
CHAPTER 4 ADJUSTMENT 4.1 OVERVIEW ...................................................................................... 4-1 4.1.1 Adjustment Tools .................................................................. 4-1 4.1.2 Applicable Repair .................................................................. 4-1 4.1.3 Adjustment Program ............................................................. 4-2 4.1.3.1 Zig-Zag Adjustment ..................................................... 4-2 4.1.3.
Chapter 4 Adjustment 4.1 OVERVIEW This section describes procedures for adjustments which required when the printer is disassembled and assembled for repair. CAUTION Once the ink cartridge is removed from the printer before ink-end, never re-use it. For adjustment and testing, always replace the ink cartridge to new one designed exclusively for service: Description: Code: 4.1.1 Adjustment Tools The table below lists the tools required to make adjustment on EPSON Stylus Color 300. Table 4-1.
EPSON Stylus Color 300 Service Manual 4.1.3 Adjustment Program The adjustment program CLR300.EXE is specifically designed for use with the EPSON Stylus Color 300 and the following adjustments can be made with this program. Zig-Zag Adjustment Bi-D Adjustment Head Angle Adjustment Reset operation To start making adjustment with the program, execute the program on the PC that connected to the target printer and follow the instruction shown on the PC monitor.
Chapter 4 Adjustment 4.1.3.4 RESET Fucntion Since various ink system management information are stored in EEPROM on the main board, the information integrity need to be kept even after the combination of the printer mechanism and the main board is altered. Therefore, if any of the component (main board, printer mechanism or the printhead) is replaced to new one, reset the appropriate information (counter value or flag). Table 4-3.
CHAPTER 5 TROUBLESHOOTING 5.1 OVERVIEW ...................................................................................... 5-1 5.1.1 Unit Repair - C224 MAIN Board ............................................
Chapter 5 Troubleshooting 5.1 OVERVIEW Since the printer mechanism and the power supply unit are remains the same with EPSON Stylus Color 200/Stylus 200, this chapter describes only the checkpoints on the main control circuit; C224 MAIN Board. 5.1.1 Unit Repair - C224 MAIN Board The table below provides various symptom, likely causes and checkpoint, relating to the C224 MAIN Board. Symptom Printer does not operate at all. Condition CPU does not operate. ASIC does not operate. Rev.
EPSON Stylus Color 300 Service Manual Symptom Self-test printing is abnormal. Carriage does not operate normally. 5-2 Condition No printing. Drive signals are not output correctly. Cause PWM signal is not output. Checkpoint Is PWM signal waveform correct at pin 140 of IC1? Solution Replace IC1 Head drive voltage generation circuit does not operate.
Chapter 5 Troubleshooting Symptom Paper does not advance normally. Rev. A Condition Drive signals are not output correctly.
CHAPTER 6 MAINTENANCE 6.1 OVERVIEW ...................................................................................... 6-1 6.1.1 Maintenance Request............................................................
Chapter 6 Maintenance 6.1 OVERVIEW This section describes the maintenance points and the procedures specific for EPSON Stylus Color 300. WARNING If ink gets in your eyes, flush them immediately with water and seek medical attention. Disconnect the printer from the power source when you clean inside the printer. CAUTION Once the ink cartridge is removed from the printer before ink-end, never re-use it.
APPENDIX A.1 OVERVIEW......................................................................................A-1 A.2 EEPROM Address Map..................................................................A-2 A.3 CIRCUIT DIAGRAM (C224 MAIN BOARD)....................................
Appendix A.1 OVERVIEW The main board of EPSON Stylus Color 300 is C224 MAIN BOARD and each connector and its pin assignment are the same with the main board for EPSON Stylus Color 200. Therefore, refer to the service manual for EPSON Stylus Color 200 for the details. Rev.
EPSON Stylus Color 300 Service Manual A.2 EEPROM Address Map The table below shows the addresses of EEPROM and the contents stored at each address. Table A-1.
Appendix Table A-2.
EPSON Stylus Color 300 Service Manual A.3 CIRCUIT DIAGRAM (C224 MAIN BOARD) A-4 Rev.
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