[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-561063-105":59,"doc-detail-561063-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","users-guide-of-mnt686762a-controller-board-v11","User's Guide of M.NT68676.2A Controller Board - V1.1","","This technical document serves as a comprehensive user manual for the M.NT68676.2A Controller Board, providing essential installation and configuration guidance. The guide covers critical hardware setup procedures, including detailed instructions for correct cable connection and the precise configuration of LCD panel voltage jumpers to prevent irreversible hardware damage. It further explains factory mode access, firmware upgrade processes, and basic troubleshooting steps. Designed for technical users and hobbyists, the manual emphasizes the safety and operational requirements necessary for successfully integrating this controller board into various display systems, ensuring users maintain optimal performance and device longevity.",{"@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/users-guide-of-mnt686762a-controller-board-v11/561063/",{"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/users-guide-of-mnt686762a-controller-board-v11/561063.png","ImageObject",300,407,{"name":92,"@type":93},"Pentious","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-22","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":29},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How should the cable be connected to the controller board?","Question",{"text":112,"@type":113},"The cable's red end should be connected to the keyboard's red port, while the white end must be connected to the controller board's white port. Ensure all pins are fully inserted; if not, use tweezers to press them in fully.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What is the importance of the LCD panel voltage jumper?",{"text":117,"@type":113},"The board can handle +5V to +12V, but the LCD requires a specific voltage setting (+3.3V, +5.0V, or +12.0V). Using the wrong setting, especially above the required +3.3V, can permanently damage the LCD panel.",{"name":119,"@type":110,"acceptedAnswer":120},"What should I do if a cable pin is not fully inserted?",{"text":121,"@type":113},"If a pin is not fully seated, use tweezers to press the exposed part of the pin downward until it is fully and properly inserted into the connector.","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},561063,1791862972,{"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":29,"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},1374404730887,"https://ap-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","# User's Guide of M.NT68676.2A ControllerBoard\n\nV1.1  \n2014-03-28ELECREALMhttp://www.elecrealm.com/  \nContent  \nChapter 1--Cable connection……………………………………………………………………2  \nChapter 2--The LCD Panel Voltage Jumper………………………………………6  \nChapter 3--How to enter into factory mode………………………………………8  \nChapter 4--Upgrading the M.NT68676.2A firmware…………………16  \nChapter 5--Troubleshooting……………………………………………………………………26  \n## Chapter 1--Cable connection\n\nhttp://stores.ebay.com/elecrealm/  \nPlease check the inserting condition of each foot.If some foot is not fully inserted(asshown in the figure below),please use tweezers to press the exposure to the top of thefoot,let all feet be inserted intowell.  \nhttp://stores.ebay.com/elecrealm/  \nhttp://stores.ebay.com/elecrealm/  \n## Chapter 2--The LCD Panel Voltage Jumper\n\nThe board voltage and the LCD voltage are 2 different parameters.The board can beworked from +5V to +12V.The LCD voltage only can be supplied by the board'sjumper with only+3.3V+5.0V+12.0V.Most of LCD panel works at+3.3V.Normally,the board's jumper has been jumped to+3.3V and please don't jump it again.Or else,the LCD will be damaged at+5.0V/+12.0V.  \n## Chapter 3--How to enter into factory mode\n\nhttp://stores.ebay.com/elecrealm/","cbCaiaE3xNODTvbu","https://ap.wps.com/l/cbCaiaE3xNODTvbu","pdf",2896234,27,"English","# Chapter 1 - Cable connection\n## Chapter 2 - The LCD Panel Voltage Jumper\n## Chapter 3 - How to enter into factory mode\n## Chapter 4 - Upgrading the M.NT68676.2A firmware\n## Chapter 5 - Troubleshooting","[{\"question\":\"How should the cable be connected to the controller board?\",\"answer\":\"The cable's red end should be connected to the keyboard's red port, while the white end must be connected to the controller board's white port. Ensure all pins are fully inserted; if not, use tweezers to press them in fully.\"},{\"question\":\"What is the importance of the LCD panel voltage jumper?\",\"answer\":\"The board can handle +5V to +12V, but the LCD requires a specific voltage setting (+3.3V, +5.0V, or +12.0V). Using the wrong setting, especially above the required +3.3V, can permanently damage the LCD panel.\"},{\"question\":\"What should I do if a cable pin is not fully inserted?\",\"answer\":\"If a pin is not fully seated, use tweezers to press the exposed part of the pin downward until it is fully and properly inserted into the connector.\"}]","User's Guide of M.NT68676.2A Controller Board - V1.1 | PDF",1791804899,68]