Epson Perfection 1200PHOTO User manual

EPSON Stylus Photo1200
Color Inkjet Printer
SEIJ98007
®
6(59,&( 0$18$/
6(59,&( 0$18$/6(59,&( 0$18$/
6(59,&( 0$18$/

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, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION.
†All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would
greatly appreciate being informed of them.
†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 detected, 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 © 1998 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. NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR 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.

About This Manual
This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPSON Stylus Photo
1200. 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.
Contents
This manual consists of six chapters and Appendix.
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 the
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
Symbols Used in This Manual
Various symbols are used throughout this manual either to provide
additional information on a specific topic or to warn of possible danger
present during a procedure or an action. Be aware of all symbols when
they are used, and always read WARNING, CAUTION or NOTE
messages.
Indicates an operating or maintenance procedure, practice
or condition that, if not strictly observed, could result in injury
or loss of life.
Indicates an operating or maintenance procedure, practice,
or condition that, if not strictly observed, could result in
damage to, or destruction of, equipment.
May indicate an operating or maintenance procedure,
practice or condition that is necessary to accomplish a task
efficiently. It may also provide additional information that is
related to a specific subject, or comment on the results
achieved through a previous action.
CAUTION
CHECK
PO IN T

Revision Status
Revision Issued Date Description
Rev. A January 11, 1999 First release

EPSON Stylus Photo 1200 Revision A
6
Table of Contents
Product Description
Overview......................................................................................................... 8
General Characteristics............................................................................. 8
Basic Specification ......................................................................................... 8
Interface........................................................................................................ 11
Operation Specification ................................................................................ 11
Major Components....................................................................................... 12
Consumables................................................................................................ 12
Operating Principles
Overview....................................................................................................... 14
Troubleshooting
Disassembly and Assembly
Adjustment
Overview....................................................................................................... 20
Adjustments............................................................................................. 20
Adjustment Program..................................................................................... 21
Activatioin of Program............................................................................. 21
Maintenance
Appendix
Exploded Diagram........................................................................................ 26
Circuit Boards............................................................................................... 32

&+$37(5
4
PRODUCT DESCRIPTION

EPSON Stylus Photo 1200 Revision A
Product Description Overview 8
1.1 Overview
Stylus Photo 1200 is 127 digits color ink jet printer whose function and
characteristics are based on Stylus Photo 750. Therefore, since only
revised points for Stylus Photo 1200 are explained in this manual, refer
to the Service Manual of Stylus Photo 750 for the rest of information.
1.1.1 General Characteristics
†High Color Print Quality
„1440(H) x 720(V) dpi printing
„6-Color printing(YMCKcm)
„Traditional and New Microweave
†Built-in auto sheet feeder
„Holds 100 cut-sheets (64 g/m2)
„Holds 10 envelopes
„Holds 30 transparency films
†Built-in 3 I/F
„Mac. serial I/F (up to approx. 1800kbps)
„Bi-directional parallel I/F(IEEE-1284 level 1 device)
„USB
†Windows/Macintosh exclusive
1.2 Basic Specification
PAPER SPECIFICATION
†Paper Size
„Cut Sheet
A3 (297mm x 420mm)
B (279mm x 432mm)
B4 (257mm x 364mm)
„Envelope
220 x 132 (220mm x 132mm)
„EPSON Special Media (Photo Quality Ink Jet Paper, 360 dpi Ink
Jet Paper, Photo Qualtiy Glossy Film, Photo Paper)
A3+ (329mm x 483mm)
B (279mm x 432mm)
B4 (257mm x 364mm)
NOTE: Other paper specification is same as EPSON Stylus Photo
750.
CHARACTER TABLES
†2 international character sets
PC 437 (US, Standard Europe)
PC 850 (Multilingual)
TYPE FACE
†Bit map LQ font: EPSON Courier 10 CPI

EPSON Stylus Photo 1200 Revision A
Product Description Basic Specification 9
PRINTABLE AREA
Printable area is as follows.
Figure 1-1. Printable Area
Table 1-1. Printable Area(mm)
Paper
Size
Paper
Width
(PW)
Paper
Length
(PL)
Left
Margin
(LM)
Right
Margin
(RM)
Top
Margin
(TM)
Bottom
Margin
(BM)
A3+ 329 483 Morethan
3Morethan 3Morethan 3
14 or
morethan
3
A3 297 420

EPSON Stylus Photo 1200 Revision A
Product Description Basic Specification 10
INK
†Color Ink Cartridge
„Type: Exclusive cartridge
„Color: Magenta, Cyan, Yellow, Light Ma, Light Cyan
„Print Capacity:330 pages/A4 (360 dpi, 5% duty each color)
„Ink life: 2 years from production date
„Storage Temperature
- 20 °C ∼ 40 °C (Storage, within a month at 40 °C)
- 30 °C ∼ 40 °C (Packing storage, within a month at 40 °C)
- 30 °C ∼ 60 °C (Transit, within 120 hours at 60 °C and within a
month at 40 °C)
„Dimension: 42.9mm (W) x 52.7mm (D) x 38.5mm (H)
NOTE: Ink cartridge can not re-fill, only ink cartridge is prepared for
article of consumption.
Do not use the ink cartridge which was passed away the ink
life.
Ink will be frozen under -
4 ° C environment, however it will be
usable after placing it more than 3 hours at room
temperature.
NOTE:Specification of black ink cartridge is same as Stylus Photo
750.
PHYSICAL SPECIFICATION
†Dimension: 578mm(W) x 286mm(D) x 175mm(H)
†Weight: 7 Kg
Figure 1-2. Exterior View of Stylus Photo 1200