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EPSON Stylus Color 700 EPSON Stylus Color EX
®
4008847
NOTICE
T T T T
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. Signals a precaution which, if ignored, could result in damage to equipment.
WARNING
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. CHAPTER 2. CHAPTER 3. CHAPTER 4. CHAPTER 5. CHAPTER 6.
PRODUCT DESCRIPTIONS OPERATING PRINCIPLES TROUBLESHOOTING DISASSEMBLY AND ASSEMBLY ADJUSTMENTS MAINTENANCE
Provides a general overview and specifications of the product.
Describes the theory of electrical and mechanical operations of the product.
Provides the step-by-step procedures for troubleshooting.
Describes the step-by-step procedures for disassembling and assembling the product.
Provides Epson-approved methods for adjustment.
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. A Date 1998/01/14 Page(s) All First release Contents
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
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PRODUCT DESCRIPTIONS
EPSON Stylus Photo 700/EX Service Manual Chapter 1 Product Descriptions
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 Acceptable Paper Size EPSON Stylus Photo 700 Up to A4/LTR/LGL EPSON Stylus Photo EX Up to A3/B4 T A3(297x420mm) T B4(257x364mm) EPSON Stylus Photo Up to A4/LTR/LGL
Print Resolution (Max.) Ink Droplet size
1440 x 720 dpi
T T T
Normal dot Super-micro dot
Printhead
Ink cartridge Serial I/F Baud rate (Mac Serial / RS-423) Electrical Circuit Boards
One-Chip Head (Black+Color) T 32 nozzle / color (90dpi) Black: S020093 Color: S020110 Up to 1.8Mbps *1 T Main C233MAIN T Power supply C206PSB/PSE T Control panel C209PNL
T T T T T
Õ
720 x 720 dpi
Normal dot Micro dot Super-micro dot One-Chip Head (Black+Color) 32 nozzle / color (90dpi)
T T T T
Normal dot Micro dot One-Chip Head (Black+Color) 32 nozzle / color (90dpi)
Õ
Up to 900Kbps
T T T
Main C231MAIN Power supply C206PSB/PSE Control panel C206PNL
T T T
Õ Õ
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).
Rev. A
1-1
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OPERATING PRINCIPLES
EPSON Stylus Photo 700/EX Service Manual Chapter 2 Operating Principles
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 Printer Mechanism Printhead Unit EPSON Stylus Photo EX Wide-carriage unit (Up to A3/B4) Type: R-S62P T Normal dot T Micro dot T Super-Micro dot 1440 x 720dpi EPSON Stylus Photo 700 Narrow-carriage unit (Up to A4/LTR/LGL) Type: R4C163Q T Normal dot T Super-Micro dot 1440 x 720dpi EPSON Stylus Photo Same as Stylus Photo 700 Same as Stylus Photo EX
Print Resolution (Max.)
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 Printhead Type Nozzle configuration Head ID EPSON Stylus Photo EX R-S62P EPSON Stylus Photo 700 R4C163Q EPSON Stylus Photo Same as Stylus Photo EX
T T T
6 colors 32 nozzle per color 90dpi nozzle pitch 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: 1
Õ Õ
Õ
5 digit ID code (12345) 1/2: Normal dot drive voltage ID 3: Pause time ID 4/5: Micro dot drive voltage ID Example:
03204
S2OLIX
2 S020093 S020110 Same as Stylus Photo EX
Number of Connector Ink Cartridge
T T
Black: Color:
Õ
Õ
Rev. A
2-1
EPSON Stylus Photo 700/EX Service Manual Chapter 2 Operating Principles
2.1.2 Electrical Circuit
The difference in electrical circuits for EPSON Stylus Photo 700 / EX and EPSON Stylus Photo are as follows: Table 2-3. Electrical Circuits Item Main Board EPSON Stylus Photo EX C231MAIN (Circuitry is the same with C209MAIN for EPSON Stylus Photo) C206PSB/PSE C206PNL (Same with EPSON Stylus Color 400/600) EPSON Stylus Photo 700 C233MAIN EPSON Stylus Photo C209MAIN
Power Supply Unit Control Panel
Õ
C209PNL
Õ Õ
The circuitry of C233MAIN Board for EPSON Stylus Photo 700 is partly modified compared with C209MAIN/C231MAIN for EPSON Stylus Photo and Stylus Photo EX, and a figure below illustrates the circuit diagram of C233MAIN board.
C 2 3 3 M A IN
IC 5 D R A M (4 M ) IC 3 P R O M IC 6 M R O M C N 3 P A N E L C N 4 P E S H P S A S F IC 1 C P U (T M P 9 5 C 0 6 1 ) + 4 2 V IC 1 4 U D N 2 9 1 7 C N 6 C R M o to r /5 /1 1 e n s o r e n s o r S e n s o r
D a ta B u s (1 6 b it) A d d re s s B u s IC 2 A S IC (E 0 5 B 5 5 Y A )
IC 1 5 U D N 2 9 1 7
IC 1 1 E E P R O M (A T 9 3 C 4 6 ) IC 1 0 T IM E R (S -3 5 1 0 A N F ) B A T 1
C N 7 P F M o to r
IC 7 H 8 D 2 8 1 3
V H
C N 8 H E A D C N 9 H E A D
IC 1 6 S e r ia l T r a n s c e iv e r (S N 7 5 L B C 7 7 5 )
N o z z le S e le c t D a ta
C N 2 S e r ia l
C N 1 P a r a lle l
Figure 2-1. Circuit Block Diagram - C233MAIN Board
Rev. A
2-2
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DISASSEMBLY AND ASSEMBLY
EPSON Stylus Photo 700/EX Service Manual Chapter 3 Disassembly and Assembly
3.1 OVERVIEW
Since the structure of printer mechanism and the connection between the mechanism and the electrical circuits are the same with EPSON Stylus Photo, disassembly and assembly of the unit can basically be made by referring to the procedures described in EPSON Stylus Photo Service manual. The procedures described below are only applicable to EPSON Stylus Photo 700.
3.1.1 C233MAIN board removal for EPSON Stylus Photo 700
1. 2. 3. 4. Housing removal. (refer to EPSON Stylus Photo Service manual / Chapter 3, Section 3.2.1) "SHIELD PLATE, M/B" removal. (refer to EPSON Stylus Photo Service manual / Chapter 3, Section 3.2.2) After dismounting "SHIELD PLATE, M/B" from the printer, remove all cables from C233MAIN board. Remove seven screws (4: fixing C233MAIN, 3: fixing C233MAIN from the outside of "SHIELD PLATE, M/B") and remove C233MAIN board. Table 3-1. Cable Connection Connector CN3 CN4 CN5 CN6 CN7 CN8 CN9 CN10 CN11
S c re w
Connected to
ÖControl panel (C209PNL) ÖPrinter mechanism (PE Sensor) ÖPrinter mechanism (HP Sensor) ÖPrinter mechanism (CR motor) ÖPrinter mechanism (PF motor) ÖPrinter mechanism (Printhead: VH, Nozzle select data) ÖPrinter mechanism (Printhead: Nozzle drive signals) ÖPower supply unit (C206PSB/PSE) ÖPrinter mechanism (ASF Sensor)
S c re w
Figure 3-1. C233MAIN Removal
Rev. A
3-1
EPSON Stylus Photo 700/EX Service Manual Chapter 3 Disassembly and Assembly
3.1.2 Caution for removing Printhead on EPSON Stylus Photo 700
There are two signal cables connected to the printhead of EPSON Stylus Photo 700 and both cables has the same number of terminal (15 terminals). Therefore, be careful with the cable connection either to the printhead or the main board (C233MAIN).
C N 2
C N 1 P r in t h e a d U n it
C N 9
C N 8
C 2 3 3 M A IN B O A R D
Figure 3-2. Cable Connection between Printhead and C233MAIN Board
Rev. A
3-2
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ADJUSTMENT
EPSON Stylus Photo 700/EX Service Manual Chapter 4 Adjustment
4.1 OVERVIEW
Since the adjustments required for EPSON Stylus Photo 700 and Stylus Photo EX is the same with the one for EPSON Stylus Photo, refer to the service manual (Chapter 4 Adjustment) of EPSON Stylus Photo for actual procedures.
4.1.1 Printhead ID Input
Since EPSON Stylus Photo 700 and Stylus Photo EX supports high resolution Super-micro dot printing, a unique ID number should be defined for EPSON Stylus Photo 700 and Stylus Photo EX. When you perform the printhead ID input operation with the adjustment program, confirm the printhead ID number indicated on each printhead unit and input them with the program.
Y Y
For EPSON Stylus Photo 700 and Stylus Photo EX Printhead ID: 6-digit number (Example: S2OLIX)
For EPSON Stylus Photo Printhead ID: 5-digit number (Example: 03204)
Rev. A
4-1
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TROUBLESHOOTINGS
Since the basic design and the structure of the printer mechanism and the electrical circuits are the same with EPSON Stylus Photo, refer to the service manual for EPSON Stylus Photo for detail.
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MAINTENANCE
EPSON Stylus Photo 700/EX Service Manual Chapter 6 Maintenance
6.1 OVERVIEW
The maintenance required for EPSON Stylus Photo 700 and Stylus Photo EX is the same with EPSON Stylus Photo, except the following. Follow the instruction below carefully when servicing EPSON Stylus Photo 700 and Stylus Photo EX.
6.1.1 Lubrication
The lubrication to the point described below is unique to EPSON Stylus Photo 700 and Stylus Photo EX.
CAUTION
T T
Never use the oil and the grease other than those specified in this manual and using different type of lubricant can damage the printer and the components. Never apply oil or grease exceeding the amount specified in this manual.
Table 6-1. Applicable Lubrication
Type Oil O-12
Name
EPSON Code 1038991
Supplier EPSON
Table 6-2. Lubrication Point No. 1 Lubrication Standard Oil pad in the carriage assembly
T T T
Remarks This lubrication must be made only when; "Replacing the carriage assembly" or "Replacing the oil pad" Use a precise syringe to apply it. If accidentally apply too much oil to oil pad, thrown it away and take a new one again. Leave oil pad for a while to wait until oil is evenly infiltrate and install it on the carriage assembly.
A p p lic a b le o il a m o u n t: 0 .7 c c
O-12 0.7cc Note that this is an amount to be applied to brand-new oil pad when replacing it.
O IL P A D
C a r r ia g e A s s e m b ly ( v ie w e d f r o m t h e b o t t o m )
C a r r ia g e G u id e S h a f t
Rev. A
6-1
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APPENDIX
EPSON Stylus Photo 700/EX Service Manual Appendix
A.1 OVERVIEW
Since the electrical circuit (Main board and power supply unit) of EPSON Stylus Photo EX is the same with EPSON Stylus Photo, this section only describes the main board: C233MAIN for EPSON Stylus Photo 700.
A.1.1 Connector Pin Assignment
Table A-1. Connector List - C233MAIN Connector CN1 CN2 CN3 CN4 CN5 CN6 CN7 CN8 CN9 CN10 CN11 Connected to Parallel I/F Connector Serial I/F Connector Table Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual Table A-2 Table A-3 Refer to EPSON Stylus Photo Service manual Refer to EPSON Stylus Photo Service manual
ÖControl panel (C209PNL) ÖPrinter mechanism (PE Sensor) ÖPrinter mechanism (HP Sensor) ÖPrinter mechanism (CR motor) ÖPrinter mechanism (PF motor) ÖPrinter mechanism
(Printhead: VH, Nozzle select data) ÖPrinter mechanism (Printhead: Nozzle drive signals) ÖPower supply unit (C206PSB/PSE)
ÖPrinter mechanism (ASF Sensor)
Rev. A
A-1
EPSON Stylus Photo 700/EX Service Manual Appendix
Table A-2. Connector Pin Assignment - CN8 Pin 1 2 3 4 5 6 7 8-10 11-13 14-15 Signal Name SI3 GND CLK GND LAT GND VDD GND2 COM VHV I/O O O O O Fucntion Head data output (3) Ground Head data transfer clock signal Ground Head data latch pulse Ground +5V Ground Head drive voltage +42V
Table A-3. Connector Pin Assignment - CN9 Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Signal Name GND SI2 GND SI1 GND NCHG3 GND NCHG2 GND NCHG GND RESET COBC COPC THM I/O O O O O O O I I I Fucntion Ground Head data output (2) Ground Head data output (1) Ground Head drive record control signal Ground Head drive record control signal Ground Head all on pulse signal Ground Drive record reset signal Black ink cartridge detect singal H: No cartridge / L: Cartridge exist Color ink cartridge detect signal H: No cartridge / L: Cartridge exist Thermistor output signal
Rev. A
A-2
EPSON Stylus Photo 700/EX Service Manual Appendix
A.2 CIRCUIT DIAGRAM
Y Y
EPSON Stylus Photo EX Refer to EPSON Stylus Photo service manual (for Main board and Power supply unit) EPSON Stylus Photo 700 See next page for C233MAIN BOARD.
Rev. A
A-3