[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-647453-105":59,"doc-detail-647453-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","operating-instructions-lcd-projector-commercial-use-model-no-pt-lb423","Operating Instructions - LCD Projector Commercial Use - Model No. PT-LB423","","Operating instructions and functional manual for Panasonic LCD projectors designed for commercial use, covering model PT-LB423 and related models. The manual specifies that it applies to units manufactured from July 2018 onward, instructs users to read key safety and setup sections first, and provides a structured guide from preparation and precautions through getting started, basic operations, and detailed settings. It includes guidance for installation, connecting equipment, remote control use, and image adjustment functions.",{"@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/operating-instructions-lcd-projector-commercial-use-model-no-pt-lb423/647453/",{"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/operating-instructions-lcd-projector-commercial-use-model-no-pt-lb423/647453.png","ImageObject",300,407,{"name":92,"@type":93},"Fishy","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-29","2026-10-23",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},"Which projector models does the manual cover?","Question",{"text":112,"@type":113},"The manual lists multiple commercial LCD projector models, including PT-LW373, PT-LW333, PT-LB423, PT-LB383, PT-LB353, and PT-LB303.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"From when are the covered projector units manufactured?",{"text":117,"@type":113},"The manual states it is intended for products manufactured from Jul. 2018 and beyond.",{"name":119,"@type":110,"acceptedAnswer":120},"What should users do before operating the projector?",{"text":121,"@type":113},"Users should read the instructions carefully before operating, save the manual for future use, and read “Read this first!” before using the projector.","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},647453,1793029918,{"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},14431098389841,"https://eur-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","Operating Instructions Functional Manual  \nLCD Projector Commercial Use  \nModel No.  \nPT-LW373  \nPT-LW333  \nPT-LB423  \nPT-LB383  \nPT-LB353  \nPT-LB303  \nThank you for purchasing this Panasonic Product.  \n■ This manual is intended for products manufactured from Jul. 2018 and beyond.  \n■ Before operating this product, please read the instructions carefully, and save this manual for future use.  \n■ Before using your projector, be sure to read “Read this first!” (x pages 4 to 11) .  \nENGLISH  \nDPQP1122ZC/X1  \nContents  \n Read this first! ............................................4  \n Chapter 1 Preparation   \nPrecautions for use ................................................. 14  \nCautions when transporting.................................. 14  \nCautions when installing....................................... 14  \nSecurity ................................................................ 15  \nCautions on use ................................................... 15  \nNotes on Using Wireless Connection ................... 16  \nStorage ................................................................. 17  \nDisposal................................................................ 17  \nAccessories .......................................................... 18  \nContents of the supplied CD-ROM ....................... 19  \nOptional accessories ............................................ 19  \nAbout your projector............................................... 20  \nRemote control ..................................................... 20  \nProjector body ...................................................... 21  \nPreparing the remote control ................................. 25  \nInserting and Removing batteries......................... 25  \nWhen using the multiple projectors ...................... 25  \n Chapter 2 Getting Started   \nSetting up ................................................................. 27  \nInstallation mode .................................................. 27  \nParts for ceiling mount (Optional) ......................... 27  \nScreen size and throw distance ........................... 28  \nAdjusting adjustable foot ...................................... 31  \nConnecting............................................................... 32  \nBefore connecting ................................................ 32  \nConnecting example : AV equipment ................... 33  \nConnecting example : Computers ........................ 34  \n Chapter 3 Basic Operations   \nPowering on/off ....................................................... 37  \nConnecting the power cord .................................. 37  \nPower indicator..................................................... 37  \nPowering On the Projector ................................... 38  \nA PIN code input screen appears ........................ 38  \nMaking adjustments and selections ..................... 39  \nPowering Off the Projector ................................... 39  \nProjecting ................................................................. 40  \nSelecting the input signal ..................................... 40  \nHow to adjust the state of the image .................... 40  \nBasic operations by using the remote control ..... 41  \nUsing the automatic setup function ...................... 41  \nSwitching the input signal ..................................... 41  \nSwitching the aspect ratio of the image................ 42  \nUsing the keystone distortion and curved correction functions ........................................... 42  \nUsing the information function .............................. 43  \nUsing the freeze function...................................... 43  \nUsing the AV mute function .................................. 43  \nUsing the presentation timer function................... 43  \nSwitching the lamp power .................................... 43  \nUsing the digital zoom function ............................ 44  \nControlling the volume of the speaker..........","cbCainZr1oZEoikk","https://ap.wps.com/l/cbCainZr1oZEoikk","pdf",15804143,114,"English","# Read this first!\n## Chapter 1 Preparation\n## Chapter 2 Getting Started\n## Chapter 3 Basic Operations\n## Chapter 4 Settings","[{\"question\":\"Which projector models does the manual cover?\",\"answer\":\"The manual lists multiple commercial LCD projector models, including PT-LW373, PT-LW333, PT-LB423, PT-LB383, PT-LB353, and PT-LB303.\"},{\"question\":\"From when are the covered projector units manufactured?\",\"answer\":\"The manual states it is intended for products manufactured from Jul. 2018 and beyond.\"},{\"question\":\"What should users do before operating the projector?\",\"answer\":\"Users should read the instructions carefully before operating, save the manual for future use, and read “Read this first!” before using the projector.\"}]","Operating Instructions - LCD Projector Commercial Use - Model No. PT-LB423 | PDF",1792788907,287]