Epson STYLUS COLOR 700 User manual

6(59,&(0$18$/
3KRWR,QN-HW3ULQWHU
EPSON Stylus Color 700
EPSON Stylus Color EX
4008847
®

NOTICE
 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. However,
should any errors be deteced, SEIKO EPSON would greatly appreciate being informed of
them.
 The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for
any errors in this manual or the consequences thereof.
EPSON is a registered trademark of SEIKO EPSON CORPORATION.
General Notice: Other product names used herein are for identification purpose only and may
be trademarks or registered trademarks of their respective owners. EPSON
disclaims any and all rights in those marks.
Copyright © 1996 SEIKO EPSON CORPORATION. Printed in Japan.

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.
The precautionary measures itemized below should always be observed when performing
repair/maintenance procedures.
DANGER
1. ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL
DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCEDURES.
2. NOWORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIER WITH
BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS TECHNICIANS IN
THEIR LINE OF WORK.
3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT
CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO. WHEN
THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN
WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS.
WARNING
1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON
CERTIFIED REPAIR TECHNICIAN.
2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED
VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT
HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT
CONNECT IT TO THE POWER SOURCE.
3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE
POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT BOARDS
AND/OR INDIVIDUAL CHIPS.
4. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE
STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-STATIC WRIST STRAPS, WHEN
ACCESSING INTERNAL COMPONENTS.
5. REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS BY
THE MANUFACTURE; INTRODUCTION OF SECOND-SOURCE ICs OR OTHER
NONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND VOID ANY
APPLICABLE EPSON WARRANTY.

PREFACE
This manual describes basic functions, theory of electrical and mechanical operations,
maintenance and repair procedures of EPSON Stylus Photo 700 and EPSON Stylus Photo EX.
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. OPERATING PRINCIPLES
Describes the theory of electrical and mechanical operations of the product.
CHAPTER 3. TROUBLESHOOTING
Provides the step-by-step procedures for troubleshooting.
CHAPTER 4. DISASSEMBLY AND ASSEMBLY
Describes the step-by-step procedures for disassembling and assembling the product.
CHAPTER 5. ADJUSTMENTS
Provides Epson-approved methods for adjustment.
CHAPTER 6. MAINTENANCE
Provides preventive maintenance procedures and the lists of Epson-approved lubricants and
adhesives required for servicing the product.
APPENDIX
Provides the following additional information for reference:
• Connector pin assignments
• Electric circuit boards components layout
• Exploded diagram
• Electrical circuit boards schematics

REVISION STATUS
Rev. Date Page(s) Contents
A 1998/01/14 All First release

TABLE OF CONTENTS
PRODUCT DESCRIPTIONS
1.1 OVERVIEW .......................................................................................... 1-1
1.1.1 Features......................................................................................................... 1-1
OPERATING PRINCIPLES
2.1 OVERVIEW .......................................................................................... 2-1
2.1.1 Printer Mechanism ....................................................................................... 2-1
2.1.1.1 Printhead Unit ..................................................................................... 2-1
2.1.2 Electrical Circuit........................................................................................... 2-3
DISASSEMBLY AND ASSEMBLY
3.1 OVERVIEW .......................................................................................... 3-1
3.1.1 C233MAIN board removal for EPSON Stylus Photo 700 ........................... 3-1
3.1.2 Caution for removing Printhead on EPSON Stylus Photo 700 ................. 3-2
ADJUSTMENT
4.1 OVERVIEW .......................................................................................... 4-1
4.1.1 Printhead ID Input......................................................................................... 4-1
TROUBLESHOOTINGS
MAINTENANCE
6.1 OVERVIEW .......................................................................................... 6-1
6.1.1 Lubrication.................................................................................................... 6-1
APPENDIX
7.1 OVERVIEW .......................................................................................... 7-1
7.1.1 Connector Pin Assignment.......................................................................... 7-1
7.2 CIRCUIT DIAGRAM .............................................................................7-3

PRODUCT DESCRIPTIONS
&+$37(5


EPSON Stylus Photo 700/EX Service Manual
Chapter 1 Product Descriptions
Rev. A 1-1
1.1 OVERVIEW
EPSON Stylus Photo 700 and EPSON Stylus Photo EX are photo-quality color printers developed
based on EPSON Stylus Photo. Since most of functionality and operations of these printers are
the same with EPSON Stylus Photo, this manual only describes the difference, and any other
information not described in this manual should be referred to EPSON Stylus Photo service
manual.
1.1.1 Features
The main feature and the specification of EPSON Stylus Photo 700 and EPSON Stylus Photo EX
are as follows:
Table 1-1. Feature Comparison
Features EPSON
Stylus Photo 700 EPSON Stylus Photo EX EPSON Stylus Photo
Acceptable Paper Size Up to A4/LTR/LGL Up to A3/B4
 A3(297x420mm)
 B4(257x364mm)
Up to A4/LTR/LGL
Print Resolution (Max.) 1440 x 720 dpi Õ720 x 720 dpi
Ink Droplet size
 Normal dot
 Super-micro dot
 Normal dot
 Micro dot
 Super-micro dot
 Normal dot
 Micro dot
Printhead
 One-Chip Head
(Black+Color)
 32 nozzle / color
(90dpi)
 One-Chip Head
(Black+Color)
 32 nozzle / color
(90dpi)
 One-Chip Head
(Black+Color)
 32 nozzle / color
(90dpi)
Ink cartridge Black: S020093
Color: S020110 Õ Õ
Serial I/F Baud rate
(Mac Serial / RS-423) Up to 1.8Mbps *1 Up to 900Kbps Õ
Electrical Circuit Boards
 Main
C233MAIN
 Power supply
C206PSB/PSE
 Control panel
C209PNL
 Main
C231MAIN
 Power supply
C206PSB/PSE
 Control panel
C206PNL
 Main
C209MAIN
 Power supply
C206PSB/PSE
 Control panel
C209PNL
Note) *1: Applicable cable is Apple Mini-DIN 8-pin system peripheral-8 cable (#M0197LL/B).

OPERATING PRINCIPLES
&+$37(5


EPSON Stylus Photo 700/EX Service Manual
Chapter 2 Operating Principles
Rev. A 2-1
2.1 OVERVIEW
This section describes the difference in printer mechanism design and the electrical circuitry for
EPSON Stylus Photo 700 / EX and EPSON Stylus Photo.
2.1.1 Printer Mechanism
The major difference between EPSON Stylus Photo 700 / EX and EPSON Stylus Photo are as
follows:
Table 2-1. Printer Mechanism
Item EPSON
Stylus Photo EX EPSON Stylus Photo 700 EPSON Stylus Photo
Printer Mechanism Wide-carriage unit
(Up to A3/B4) Narrow-carriage unit (Up to A4/LTR/LGL) Same as Stylus Photo 700
Printhead Unit Type:R-S62P
 Normal dot
 Micro dot
 Super-Micro dot
Type:R4C163Q
 Normal dot
 Super-Micro dot
Same as
Stylus Photo EX
Print Resolution
(Max.) 1440 x 720dpi 1440 x 720dpi 720 x 720dpi
2.1.1.1 Printhead Unit
The printhead unit used on these products are basically the same, except the following:
Table 2-2. Printhead Unit
Item EPSON
Stylus Photo EX EPSON Stylus Photo 700 EPSON Stylus Photo
Printhead Type R-S62P R4C163Q Same as
Stylus Photo EX
Nozzle
configuration
 6 colors
 32 nozzle per color
 90dpi nozzle pitch
Õ Õ
Head ID 6 digit ID code (123456)
1: Normal dot
drive voltage ID
2: Pause time ID
3: Super-micro dot
drive voltage ID
4: Ink weight ratio ID
(A/B nozzles)
5: Ink weight ratio ID
(C/D nozzles)
6: Check ID
Example: S2OLIX
Õ5 digit ID code (12345)
1/2: Normal dot
drive voltage ID
3: Pause time ID
4/5: Micro dot
drive voltage ID
Example: 03204
Number of
Connector 1 2 Same as Stylus Photo EX
Ink Cartridge
 Black: S020093
 Color: S020110 Õ Õ