{"id":1860,"date":"2024-08-14T01:19:11","date_gmt":"2024-08-14T01:19:11","guid":{"rendered":"https:\/\/thepcba.com\/?p=1860"},"modified":"2024-08-14T07:34:10","modified_gmt":"2024-08-14T07:34:10","slug":"pcb-testing-and-troubleshooting-methods","status":"publish","type":"post","link":"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/","title":{"rendered":"Met\u00f3dy testovania a odstra\u0148ovania por\u00fach na PCB"},"content":{"rendered":"<div class=\"row\"  id=\"row-624630362\">\n\n\t<div id=\"col-1557261770\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_853168748\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"680\" src=\"https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-1024x683.jpg\" class=\"attachment-large size-large\" alt=\"Testovanie PCB\" srcset=\"https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-1024x683.jpg 1024w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-300x200.jpg 300w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-768x512.jpg 768w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-1536x1024.jpg 1536w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-18x12.jpg 18w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1-600x400.jpg 600w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/274e68189e304296a8257a60e589240c1.jpg 2048w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_853168748 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-139810363\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Prep\u00ednanie tabu\u013eky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Prep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#Introduction\" >\u00davod<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#Determining_the_Testing_Requirements\" >Ur\u010denie po\u017eiadaviek na testovanie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#In-Circuit_Testing_and_Boundary_Scan_Testing\" >Testovanie v obvode a testovanie hrani\u010dn\u00e9ho skenovania<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#Troubleshooting_Defective_PCBs\" >Rie\u0161enie probl\u00e9mov s chybn\u00fdmi doskami plo\u0161n\u00fdch spojov<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#Simulation_and_Advanced_Tools\" >Simul\u00e1cia a pokro\u010dil\u00e9 n\u00e1stroje<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#Conclusion\" >Z\u00e1ver<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/thepcba.com\/sk\/pcb-testing-and-troubleshooting-methods\/#FAQs\" >\u010casto kladen\u00e9 ot\u00e1zky<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>\u00davod<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Met\u00f3dy testovania a odstra\u0148ovania probl\u00e9mov s doskami plo\u0161n\u00fdch spojov s\u00fa k\u013e\u00fa\u010dov\u00fdmi krokmi pri v\u00fdvoji a v\u00fdrobe dosiek plo\u0161n\u00fdch spojov. Vzh\u013eadom na ich zlo\u017eitos\u0165 je pr\u00edsne testovanie nevyhnutn\u00e9 na zabezpe\u010denie funk\u010dnosti, spo\u013eahlivosti a kvality. V tomto \u010dl\u00e1nku sa sk\u00famaj\u00fa r\u00f4zne met\u00f3dy testovania a odstra\u0148ovania probl\u00e9mov s plo\u0161n\u00fdmi spojmi, ktor\u00e9 sa pou\u017e\u00edvaj\u00fa na identifik\u00e1ciu ch\u00fdb, overenie v\u00fdkonu a zabezpe\u010denie toho, aby kone\u010dn\u00fd v\u00fdrobok sp\u013a\u0148al po\u017eadovan\u00e9 normy.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Determining_the_Testing_Requirements\"><\/span>Ur\u010denie po\u017eiadaviek na testovanie<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Identifik\u00e1cia vhodn\u00fdch testovac\u00edch met\u00f3d<\/strong><\/p>\n<p>Prv\u00fdm krokom pri testovan\u00ed PCB je ur\u010denie typu po\u017eadovan\u00e9ho testovania. To z\u00e1vis\u00ed od typu PCB, zam\u00fd\u0161\u013ean\u00e9ho pou\u017eitia a \u00farovne potrebnej kontroly kvality. Met\u00f3dy testovania zah\u0155\u0148aj\u00fa vizu\u00e1lnu kontrolu, elektrick\u00e9 testovanie a funk\u010dn\u00e9 testovanie. Vizu\u00e1lnou kontrolou sa kontroluj\u00fa chyby, ako s\u00fa praskliny, \u0161krabance a oxid\u00e1cia. Elektrick\u00fdm testovan\u00edm sa meraj\u00fa elektrick\u00e9 charakteristiky DPS, ako je odpor, kapacita a induk\u010dnos\u0165. Funk\u010dn\u00e9 testovanie hodnot\u00ed v\u00fdkonnos\u0165 PCB v r\u00f4znych podmienkach, ako s\u00fa teplota, vlhkos\u0165 a vibr\u00e1cie.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"In-Circuit_Testing_and_Boundary_Scan_Testing\"><\/span>Testovanie v obvode a testovanie hrani\u010dn\u00e9ho skenovania<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Komplexn\u00e9 testovacie techniky<\/strong><\/p>\n<p>Testovanie v obvode (ICT) je jednou z najbe\u017enej\u0161\u00edch met\u00f3d testovania DPS. Zah\u0155\u0148a pripojenie dosky plo\u0161n\u00fdch spojov k testovaciemu zariadeniu a pou\u017eitie elektrick\u00fdch sign\u00e1lov na testovanie jej komponentov a spojov. IKT je obzvl\u00e1\u0161\u0165 \u00fa\u010dinn\u00e1 v pr\u00edpade DPS so zlo\u017eit\u00fdmi obvodmi a viacer\u00fdmi komponentmi. Testovanie hrani\u010dn\u00e9ho skenovania (BST) je \u010fal\u0161ou met\u00f3dou pou\u017e\u00edvanou na overenie integrity spojov DPS prostredn\u00edctvom jej portov hrani\u010dn\u00e9ho skenovania, \u010d\u00edm sa zabezpe\u010d\u00ed spr\u00e1vna funk\u010dnos\u0165 jej obvodov.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Troubleshooting_Defective_PCBs\"><\/span>Rie\u0161enie probl\u00e9mov s chybn\u00fdmi doskami plo\u0161n\u00fdch spojov<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Identifik\u00e1cia a rie\u0161enie probl\u00e9mov<\/strong><\/p>\n<p>Odstra\u0148ovanie probl\u00e9mov s DPS je d\u00f4le\u017eitou s\u00fa\u010das\u0165ou procesu testovania, ktor\u00e1 je nevyhnutn\u00e1 na identifik\u00e1ciu a rie\u0161enie probl\u00e9mov, ke\u010f DPS nefunguje pod\u013ea o\u010dak\u00e1van\u00ed. Zah\u0155\u0148a anal\u00fdzu n\u00e1vrhu PCB, v\u00fdrobn\u00e9ho procesu a v\u00fdsledkov testovania. Met\u00f3dy odstra\u0148ovania probl\u00e9mov zah\u0155\u0148aj\u00fa vizu\u00e1lnu kontrolu, elektrick\u00e9 testovanie a funk\u010dn\u00e9 testovanie, podobne ako pri po\u010diato\u010dn\u00fdch met\u00f3dach testovania, s cie\u013eom identifikova\u0165 a rie\u0161i\u0165 pr\u00edpadn\u00e9 chyby.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Simulation_and_Advanced_Tools\"><\/span>Simul\u00e1cia a pokro\u010dil\u00e9 n\u00e1stroje<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Vyu\u017e\u00edvanie technol\u00f3gi\u00ed pre presnos\u0165<\/strong><\/p>\n<p>Pou\u017e\u00edvanie simula\u010dn\u00e9ho softv\u00e9ru je d\u00f4le\u017eit\u00fdm aspektom testovania a odstra\u0148ovania probl\u00e9mov s plo\u0161n\u00fdmi spojmi. N\u00e1vrh\u00e1ri m\u00f4\u017eu simulova\u0165 spr\u00e1vanie svojich DPS pred v\u00fdrobou, identifikova\u0165 potenci\u00e1lne chyby n\u00e1vrhu a vykona\u0165 potrebn\u00e9 \u00fapravy. Simula\u010dn\u00fd softv\u00e9r m\u00f4\u017ee tie\u017e simulova\u0165 r\u00f4zne scen\u00e1re testovania, \u010do kon\u0161trukt\u00e9rom umo\u017e\u0148uje predv\u00edda\u0165 v\u00fdsledky r\u00f4znych met\u00f3d testovania. Popri simul\u00e1cii zohr\u00e1vaj\u00fa pri testovan\u00ed a odstra\u0148ovan\u00ed probl\u00e9mov s DPS k\u013e\u00fa\u010dov\u00fa \u00falohu \u0161pecializovan\u00e9 n\u00e1stroje a zariadenia, ako s\u00fa osciloskopy, logick\u00e9 analyz\u00e1tory a gener\u00e1tory sign\u00e1lov.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Z\u00e1ver<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Testovanie a odstra\u0148ovanie probl\u00e9mov s doskami plo\u0161n\u00fdch spojov s\u00fa z\u00e1kladn\u00fdmi krokmi pri v\u00fdvoji a v\u00fdrobe dosiek plo\u0161n\u00fdch spojov. Pou\u017eit\u00edm r\u00f4znych met\u00f3d testovania a odstra\u0148ovania ch\u00fdb a pomocou simula\u010dn\u00e9ho softv\u00e9ru a \u0161pecializovan\u00fdch n\u00e1strojov m\u00f4\u017eu kon\u0161trukt\u00e9ri a v\u00fdrobcovia zabezpe\u010di\u0165, aby ich dosky plo\u0161n\u00fdch spojov sp\u013a\u0148ali po\u017eadovan\u00e9 normy a fungovali pod\u013ea o\u010dak\u00e1van\u00ed. Pochopenie t\u00fdchto met\u00f3d je nevyhnutn\u00e9 na v\u00fdrobu spo\u013eahliv\u00fdch a vysokokvalitn\u00fdch elektronick\u00fdch komponentov.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>\u010casto kladen\u00e9 ot\u00e1zky<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ot\u00e1zka: Ak\u00fd je \u00fa\u010del testovania v obvode (ICT) pri testovan\u00ed DPS?<\/strong><br \/>Odpove\u010f: Pri testovan\u00ed v obvode (ICT) sa doska plo\u0161n\u00fdch spojov pripoj\u00ed k testovaciemu zariadeniu a pou\u017eij\u00fa sa elektrick\u00e9 sign\u00e1ly na testovanie komponentov a spojov. Je \u00fa\u010dinn\u00fd pri testovan\u00ed DPS so zlo\u017eit\u00fdmi obvodmi a viacer\u00fdmi komponentmi.<\/p>\n<p><strong>Ot\u00e1zka: Ako funguje testovanie hrani\u010dn\u00e9ho skenovania (BST)?<\/strong><br \/>Odpove\u010f: Testovanie hrani\u010dn\u00e9ho skenovania (BST) overuje integritu spojov na doske plo\u0161n\u00fdch spojov testovan\u00edm jej portov hrani\u010dn\u00e9ho skenovania, \u010d\u00edm sa zabezpe\u010d\u00ed spr\u00e1vna funk\u010dnos\u0165 jej obvodov.<\/p>\n<p><strong>Ot\u00e1zka: Pre\u010do je pri testovan\u00ed DPS d\u00f4le\u017eit\u00fd simula\u010dn\u00fd softv\u00e9r?<\/strong><br \/>Odpove\u010f: Simula\u010dn\u00fd softv\u00e9r umo\u017e\u0148uje kon\u0161trukt\u00e9rom simulova\u0165 spr\u00e1vanie DPS pred v\u00fdrobou, \u010do pom\u00e1ha identifikova\u0165 potenci\u00e1lne chyby v n\u00e1vrhu a primerane ich upravi\u0165, a simuluje r\u00f4zne testovacie scen\u00e1re na \u00fa\u010dely predpovede.<\/p>\n<p><strong>Ot\u00e1zka: Ak\u00e9 \u0161pecializovan\u00e9 n\u00e1stroje sa pou\u017e\u00edvaj\u00fa pri testovan\u00ed a odstra\u0148ovan\u00ed probl\u00e9mov s plo\u0161n\u00fdmi spojmi?<\/strong><br \/>Odpove\u010f: Medzi \u0161pecializovan\u00e9 n\u00e1stroje patria osciloskopy na meranie elektrick\u00fdch sign\u00e1lov, logick\u00e9 analyz\u00e1tory na anal\u00fdzu digit\u00e1lnych sign\u00e1lov a gener\u00e1tory sign\u00e1lov na generovanie testovac\u00edch sign\u00e1lov pre DPS.<\/p>\n<p><strong>Ot\u00e1zka: Ak\u00e9 be\u017en\u00e9 chyby sa h\u013eadaj\u00fa pri vizu\u00e1lnej kontrole DPS?<\/strong><br \/>Odpove\u010f: Medzi be\u017en\u00e9 chyby patria praskliny, \u0161krabance, oxid\u00e1cia a in\u00e9 vidite\u013en\u00e9 probl\u00e9my, ktor\u00e9 m\u00f4\u017eu ovplyvni\u0165 v\u00fdkonnos\u0165 PCB.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ur\u010denie po\u017eiadaviek na testovanie Identifik\u00e1cia vhodn\u00fdch met\u00f3d testovania Prv\u00fdm krokom pri testovan\u00ed PCB je ur\u010denie typu po\u017eadovan\u00e9ho testovania. To z\u00e1vis\u00ed od typu PCB, zam\u00fd\u0161\u013ean\u00e9ho pou\u017eitia a \u00farovne potrebnej kontroly kvality. Met\u00f3dy testovania zah\u0155\u0148aj\u00fa vizu\u00e1lnu kontrolu, elektrick\u00e9 testovanie a funk\u010dn\u00e9 testovanie. Vizu\u00e1lnou kontrolou sa kontroluj\u00fa chyby, ako s\u00fa praskliny, \u0161krabance, [...]","protected":false},"author":1,"featured_media":1904,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/posts\/1860"}],"collection":[{"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/comments?post=1860"}],"version-history":[{"count":3,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/posts\/1860\/revisions"}],"predecessor-version":[{"id":1905,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/posts\/1860\/revisions\/1905"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/media\/1904"}],"wp:attachment":[{"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/media?parent=1860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/categories?post=1860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thepcba.com\/sk\/wp-json\/wp\/v2\/tags?post=1860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}