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It defines Warning, Caution, and Note classifications, stressing that trained personnel must perform installation and maintenance due to diverse hazards. It outlines key measures such as shutting off externally supplied power, proper grounding, matching specifications during unit exchange, safe wiring practices, cable protection, and avoiding direct contact with electronic circuitry or wet hands.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/fanuc-io-unit-model-a-connection-and-maintenance-manual-654058/654058/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/fanuc-io-unit-model-a-connection-and-maintenance-manual-654058/654058.png","ImageObject",300,407,{"name":92,"@type":93},"Jake","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-25",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the difference between Warning, Caution, and Note in this manual?","Question",{"text":112,"@type":113},"Warning applies when injury to the user is possible or both user injury and equipment damage may occur if approved procedures are not observed. Caution applies when equipment damage is possible if approved procedures are not observed. Note provides supplementary information beyond Warning and Caution.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Why must externally supplied power be shut off before mounting, wiring, or exchanging?",{"text":117,"@type":113},"It prevents electrical shocks, breakdown, and blowout. Even if the FANUC I/O Unit-MODEL A is turned off, power may still be supplied to connected units, risking damage and shocks during exchange.",{"name":119,"@type":110,"acceptedAnswer":120},"What precautions are required during unit exchange and wiring?",{"text":121,"@type":113},"A replacement unit should match the removed unit’s specifications and parameter settings to avoid unexpected machine behavior, damaged workpieces or machines, or injury. Wiring work must be done only after the unit is installed, and cables must not be damaged.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},654058,1793052065,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},962084928904,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","FANUC I/O Unit-MODEL A  \nCONNECTION AND MAINTENANCE MANUAL  \nB-61813E/07  \n• No part of this manual may be reproduced in any form.  \n• The designs and specifications of the product described in this manual are subject to change for improvement.  \nThe products in this manual are controlled based on Japan’s “Foreign Exchange and Foreign Trade Law”. The export from Japan may be subject to an export license by the government of Japan.  \nFurther, re-export to another country may be subject to the license of the government of the country from where the product is re-exported. Furthermore, the product may also be controlled by re-export regulations of the United States government.  \nShould you wish to export or re-export these products, please contact FANUC for advice.  \nThe products in this manual are manufactured under strict quality control. However, when using any of the products in a facility in which a serious accident or loss is predicted due toa failure of the product, install a safety device.  \nIn this manual we have tried as much as possible to describe all the various matters. However, we cannot describe all the matters which must not be done, or which cannot be done, because there are so many possibilities.  \nTherefore, matters which are not especially described as possible in this manual should be regarded as ”impossible”.  \nThis manual contains the program names or device names of other companies, some of which are registered trademarks of respective owners. However, these names are not followed by ® or ™ in the main body.  \nSAFETY PRECAUTIONS  \nDescribed below are the safety precautions regarding the FANUC I/O Unit-MODEL A. The safety precautions must be observed in order to use the FANUC I/O Unit-MODEL A safely.  \nBecause installing, and performing exchange and daily maintenance operations on, the FANUC I/O Unit-MODEL A may incur diverse dangers, you cannot be involved in such work unless you have been sufficiently trained for safety.  \nSome of the safety precautions may not apply to your FANUC I/O Unit-MODEL A because it has no corresponding function. If this is the case, skip reading those precautions.  \nAs for safety precautions regarding machine tools, refer to the respective machine manuals provided by the machine tool builders.  \nBefore starting to operate machines for check purposes, be sure to read the manuals provided by the machine tool builders and FANUC and sufficiently understand their descriptions.  \nContents  \nDEFINITION OF WARNING, CAUTION, AND NOTE......................................................................... s-1  \nWARNINGS AND CAUTIONS REGARDING MOUNTING, WIRING, AND EXCHANGING.......... s-2  \nWARNINGS AND CAUTIONS REGARDING DESIGNING................................................................. s-4  \nWARNINGS REGARDING DAILY MAINTENANCE .......................................................................... s-6  \nNOTE REGARDING KOREAN KC MARK............................................................................................ s-6  \nDEFINITION OF WARNING, CAUTION, AND NOTE  \nThis manual includes safety precautions for protecting the user and preventing damage to the machine. Precautions are classified into Warning and Caution according to their bearing on safety. Also, supplementary information is described as a Note. Read the Warning, Caution, and Note thoroughly before attempting to use the machine.  \n WARNING  \nApplied when there is a danger of the user being injured or when there is a damage of both the user being injured and the equipment being damaged if the approved procedure is not observed.  \n CAUTION  \nApplied when there is a danger of the equipment being damaged, if the approved procedure is not observed.  \nNOTE  \nThe Note is used to indicate supplementary information other than Warning and Caution.  \n* Read this manual carefully, and store it in a safe place.  \n* This manual is subject to change for product improvement, alteration of the product specifications, and","cbCaitJDdd95urcU","https://ap.wps.com/l/cbCaitJDdd95urcU","pdf",4544814,244,"English","# SAFETY PRECAUTIONS\n## Contents\n## DEFINITION OF WARNING, CAUTION, AND NOTE\n## WARNINGS AND CAUTIONS REGARDING MOUNTING, WIRING, AND EXCHANGING\n## WARNINGS AND CAUTIONS REGARDING DESIGNING\n## WARNINGS REGARDING DAILY MAINTENANCE\n## NOTE REGARDING KOREAN KC MARK","[{\"question\":\"What is the difference between Warning, Caution, and Note in this manual?\",\"answer\":\"Warning applies when injury to the user is possible or both user injury and equipment damage may occur if approved procedures are not observed. Caution applies when equipment damage is possible if approved procedures are not observed. Note provides supplementary information beyond Warning and Caution.\"},{\"question\":\"Why must externally supplied power be shut off before mounting, wiring, or exchanging?\",\"answer\":\"It prevents electrical shocks, breakdown, and blowout. Even if the FANUC I/O Unit-MODEL A is turned off, power may still be supplied to connected units, risking damage and shocks during exchange.\"},{\"question\":\"What precautions are required during unit exchange and wiring?\",\"answer\":\"A replacement unit should match the removed unit’s specifications and parameter settings to avoid unexpected machine behavior, damaged workpieces or machines, or injury. Wiring work must be done only after the unit is installed, and cables must not be damaged.\"}]","FANUC I/O Unit-MODEL A - Connection and Maintenance Manual | PDF",1792906233,615]