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CHAPTER 3.TROUBLESHOOTING Describes the step-by-step procedures for the troubleshooting. CHAPTER 2.OPERATING PRINCIPLES Describes the theory of electrical and mechanical operations of the product. CHAPTER 1.PRODUCT DESCRIPTIONS Provides a general overview and specifications of the product.
#Change printhead of epson lx 300 ii manual
Manual Configuration This manual consists of six chapters and Appendix. 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. IF SECOND SOURCE IC OR OTHER COMPONENTS WHICH HAVE NOT BEEN APPROVED ARE USED, THEY COULD CAUSE DAMAGE TO THE EPSON PRODUCT, OR COULD VOID THE WARRANTY OFFERED BY EPSON.Ĥ About This Manual This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of the printer. DO NOT REPLACE IMPERFECTLY FUNCTIONING COMPONENTS WITH COMPONENTS WHICH ARE NOT MANUFACTURED BY EPSON. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-STATIC WRIST STRAPS, WHEN ACCESSING INTERNAL COMPONENTS. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
#Change printhead of epson lx 300 ii serial
MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN. WHEN USING COMPRESSED AIR PRODUCTS, SUCH AS AIR DUSTER, FOR CLEANING DURING REPAIR AND MAINTENANCE, THE USE OF SUCH PRODUCTS CONTAINING FLAMMABLE GAS IS PROHIBITED. WHEN DISASSEMBLING OR ASSEMBLING A PRODUCT, MAKE SURE TO WEAR GLOVES TO AVOID INJURIES FROM METAL PARTS WITH SHARP EDGES. WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO. 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. ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCEDURES.
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The precautionary measures itemized below should always be observed when performing repair/maintenance procedures. Signals a precaution which, if ignored, could result in damage to equipment. Great caution should be exercised in performing procedures preceded by DANGER Headings. DANGER WARNING Signals a precaution which, if ignored, could result in serious or fatal personal injury. Copyright 2006 SEIKO EPSON CORPORATION.ģ PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1)Personal injury and 2) damage to equipment. EPSON disclaims any and all rights in those marks. General Notice:Other product names used herein are for identification purpose only and may be trademarks or registered trademarks of their respective owners. EPSON is a registered trademark of Seiko Epson Corporation in the U.S. The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them. All effort have been made to ensure the accuracy of the contents of this manual. The contents of this manual are subject to change without notice.
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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.
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1 SERVICE MANUAL 9-pin Serial Impact Dot Matrix Printer LX-300+II EPSON LX-300+II LX-300+II RTP LX-1170II LX-300+II RTP LX-1170IIĢ Notice All rights reserved.