{"id":6358,"date":"2026-05-05T15:35:02","date_gmt":"2026-05-05T07:35:02","guid":{"rendered":"https:\/\/txjpcba.com\/?p=6358"},"modified":"2026-05-05T15:35:02","modified_gmt":"2026-05-05T07:35:02","slug":"what-is-pcb-rework-process","status":"publish","type":"post","link":"https:\/\/txjpcba.com\/ja\/what-is-pcb-rework-process\/","title":{"rendered":"What is PCB rework process?"},"content":{"rendered":"<h2 data-section-id=\"1kqqmnt\" data-start=\"0\" data-end=\"33\"><span role=\"text\"><strong data-start=\"3\" data-end=\"33\">PCB Rework Process<\/strong><\/span><\/h2>\n<p data-start=\"35\" data-end=\"355\">The PCB rework process refers to the method of correcting defects or replacing components on a printed circuit board after <a href=\"https:\/\/txjpcba.com\/ja\/pcb%e3%82%a2%e3%82%bb%e3%83%b3%e3%83%96%e3%83%aa\/\"><strong data-start=\"158\" data-end=\"174\">PCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong><\/a> has been completed. It is an essential part of quality control in <strong data-start=\"241\" data-end=\"257\">SMT\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong> \u305d\u3057\u3066 <strong data-start=\"262\" data-end=\"286\">\u30bf\u30fc\u30f3\u30ad\u30fcPCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, ensuring that defective boards can be repaired instead of scrapped.<\/p>\n<p data-start=\"357\" data-end=\"491\">Rework is commonly performed when inspection processes identify issues such as solder defects, misaligned components, or faulty parts.<\/p>\n<figure id=\"attachment_6359\" aria-describedby=\"caption-attachment-6359\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-6359\" src=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2026\/05\/What-is-PCB-rework-process.jpg\" alt=\"What is PCB rework process\" width=\"800\" height=\"597\" srcset=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2026\/05\/What-is-PCB-rework-process.jpg 800w, https:\/\/txjpcba.com\/wp-content\/uploads\/2026\/05\/What-is-PCB-rework-process-300x224.jpg 300w, https:\/\/txjpcba.com\/wp-content\/uploads\/2026\/05\/What-is-PCB-rework-process-768x573.jpg 768w, https:\/\/txjpcba.com\/wp-content\/uploads\/2026\/05\/What-is-PCB-rework-process-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-6359\" class=\"wp-caption-text\">What is PCB rework process<\/figcaption><\/figure>\n<h2 data-section-id=\"2u7yop\" data-start=\"493\" data-end=\"527\"><span role=\"text\"><strong data-start=\"496\" data-end=\"527\">Why PCB Rework Is Necessary<\/strong><\/span><\/h2>\n<p data-start=\"529\" data-end=\"626\">Even with advanced <strong data-start=\"548\" data-end=\"569\">PCB\u88fd\u9020<\/strong> and automated assembly systems, defects can still occur.<\/p>\n<p data-start=\"628\" data-end=\"659\">Rework allows manufacturers to:<\/p>\n<p data-start=\"661\" data-end=\"805\">Fix assembly errors without discarding the entire PCB<br data-start=\"714\" data-end=\"717\" \/>Reduce production costs<br data-start=\"740\" data-end=\"743\" \/>Improve yield rates<br data-start=\"762\" data-end=\"765\" \/>Ensure products meet quality standards<\/p>\n<p data-start=\"807\" data-end=\"885\">It is especially important in high-value or complex <a href=\"https:\/\/txjpcba.com\/ja\/smt%e3%82%a2%e3%82%bb%e3%83%b3%e3%83%96%e3%83%aa%e3%83%bc%e3%82%b5%e3%83%bc%e3%83%93%e3%82%b9\/\"><strong data-start=\"859\" data-end=\"875\">SMT\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong><\/a> \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u53c2\u52a0\u3057\u3066\u3044\u308b\u3002.<\/p>\n<p align=\"center\"><a href=\"\/ja\/%e3%83%97%e3%83%aa%e3%83%b3%e3%83%88%e5%9f%ba%e6%9d%bf%e3%82%a2%e3%82%bb%e3%83%b3%e3%83%96%e3%83%aa%e3%81%ae%e8%a6%8b%e7%a9%8d%e3%82%82%e3%82%8a%e3%82%92%e5%8f%96%e3%82%8b\/\"><button style=\"background: black; color: white; padding: 8px 20px; border: none; cursor: pointer;\">PCB\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u304a\u898b\u7a4d\u3082\u308a<\/button><\/a><\/p>\n<h2 data-section-id=\"ivnkf7\" data-start=\"887\" data-end=\"923\"><span role=\"text\"><strong data-start=\"890\" data-end=\"923\">Common Reasons for PCB Rework<\/strong><\/span><\/h2>\n<p data-start=\"925\" data-end=\"992\">Several issues may require rework during or after <strong data-start=\"975\" data-end=\"991\">PCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>.<\/p>\n<ul data-start=\"994\" data-end=\"1220\">\n<li data-section-id=\"p9b7cr\" data-start=\"994\" data-end=\"1022\">Solder bridges or shorts<\/li>\n<li data-section-id=\"5mmkh6\" data-start=\"1023\" data-end=\"1059\">Insufficient or excessive solder<\/li>\n<li data-section-id=\"3it0e2\" data-start=\"1060\" data-end=\"1098\">Misaligned or misplaced components<\/li>\n<li data-section-id=\"pm6luj\" data-start=\"1099\" data-end=\"1121\">Damaged components<\/li>\n<li data-section-id=\"qxu2ci\" data-start=\"1122\" data-end=\"1158\">Incorrect component installation<\/li>\n<li data-section-id=\"1absqcq\" data-start=\"1159\" data-end=\"1181\">Cold solder joints<\/li>\n<li data-section-id=\"l24og8\" data-start=\"1182\" data-end=\"1220\">BGA or hidden solder joint defects<\/li>\n<\/ul>\n<p data-start=\"1222\" data-end=\"1288\">These problems are often detected through AOI or X-ray inspection.<\/p>\n<h2 data-section-id=\"1srtvzq\" data-start=\"1290\" data-end=\"1328\"><span role=\"text\"><strong data-start=\"1293\" data-end=\"1328\">Steps in the PCB Rework Process<\/strong><\/span><\/h2>\n<p data-start=\"1330\" data-end=\"1393\">The rework process typically involves several controlled steps.<\/p>\n<h3 data-section-id=\"6pgbyo\" data-start=\"1395\" data-end=\"1427\"><span role=\"text\"><strong data-start=\"1399\" data-end=\"1427\">Inspection and Diagnosis<\/strong><\/span><\/h3>\n<p data-start=\"1428\" data-end=\"1519\">The defect is identified using inspection methods such as AOI, X-ray, or manual inspection.<\/p>\n<h3 data-section-id=\"f2zacn\" data-start=\"1521\" data-end=\"1546\"><span role=\"text\"><strong data-start=\"1525\" data-end=\"1546\">Component Removal<\/strong><\/span><\/h3>\n<p data-start=\"1547\" data-end=\"1665\">The faulty component is carefully removed using specialized tools such as hot air rework stations or infrared heaters.<\/p>\n<h3 data-section-id=\"zggl5i\" data-start=\"1667\" data-end=\"1687\"><span role=\"text\"><strong data-start=\"1671\" data-end=\"1687\">Pad Cleaning<\/strong><\/span><\/h3>\n<p data-start=\"1688\" data-end=\"1763\">Residual solder is removed from the PCB pads to prepare for reinstallation.<\/p>\n<h3 data-section-id=\"1xuoncn\" data-start=\"1765\" data-end=\"1794\"><span role=\"text\"><strong data-start=\"1769\" data-end=\"1794\">\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u4ea4\u63db<\/strong><\/span><\/h3>\n<p data-start=\"1795\" data-end=\"1854\">A new component is placed on the PCB with proper alignment.<\/p>\n<h3 data-section-id=\"qyn3ki\" data-start=\"1856\" data-end=\"1875\"><span role=\"text\"><strong data-start=\"1860\" data-end=\"1875\">Resoldering<\/strong><\/span><\/h3>\n<p data-start=\"1876\" data-end=\"1967\">The component is soldered using controlled heating methods to ensure a reliable connection.<\/p>\n<h3 data-section-id=\"1c22ck4\" data-start=\"1969\" data-end=\"1993\"><span role=\"text\"><strong data-start=\"1973\" data-end=\"1993\">\u6700\u7d42\u691c\u67fb<\/strong><\/span><\/h3>\n<p data-start=\"1994\" data-end=\"2067\">The repaired area is inspected again to verify quality and functionality.<\/p>\n<h2 data-section-id=\"lu7rrd\" data-start=\"2069\" data-end=\"2100\"><span role=\"text\"><strong data-start=\"2072\" data-end=\"2100\">Tools Used in PCB Rework<\/strong><\/span><\/h2>\n<p data-start=\"2102\" data-end=\"2177\">Rework requires specialized equipment to ensure precision and avoid damage.<\/p>\n<p data-start=\"2179\" data-end=\"2343\">Hot air rework stations<br data-start=\"2202\" data-end=\"2205\" \/>Infrared (IR) rework systems<br data-start=\"2233\" data-end=\"2236\" \/>Soldering irons with temperature control<br data-start=\"2276\" data-end=\"2279\" \/>Desoldering tools and solder wick<br data-start=\"2312\" data-end=\"2315\" \/>Microscopes for inspection<\/p>\n<p data-start=\"2345\" data-end=\"2426\">These tools are essential for handling fine-pitch components in <strong data-start=\"2409\" data-end=\"2425\">SMT\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>.<\/p>\n<h2 data-section-id=\"1icjgt1\" data-start=\"2428\" data-end=\"2459\"><span role=\"text\"><strong data-start=\"2431\" data-end=\"2459\">Challenges in PCB Rework<\/strong><\/span><\/h2>\n<p data-start=\"2461\" data-end=\"2514\">Rework can be complex and requires high skill levels.<\/p>\n<p data-start=\"2516\" data-end=\"2572\">Excessive heat may damage PCB pads or nearby components.<\/p>\n<p data-start=\"2574\" data-end=\"2615\">Repeated rework can weaken solder joints.<\/p>\n<p data-start=\"2617\" data-end=\"2682\">Fine-pitch and BGA components are difficult to rework accurately.<\/p>\n<p data-start=\"2684\" data-end=\"2760\">Process control is critical to maintain quality in <a href=\"https:\/\/txjpcba.com\/ja\/%e3%82%bf%e3%83%bc%e3%83%b3%e3%82%ad%e3%83%bc-pcb-%e3%82%a2%e3%82%bb%e3%83%b3%e3%83%96%e3%83%aa\/\"><strong data-start=\"2735\" data-end=\"2759\">\u30bf\u30fc\u30f3\u30ad\u30fcPCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong><\/a>.<\/p>\n<h2 data-section-id=\"fao58x\" data-start=\"2762\" data-end=\"2798\"><span role=\"text\"><strong data-start=\"2765\" data-end=\"2798\">Best Practices for PCB Rework<\/strong><\/span><\/h2>\n<p data-start=\"2800\" data-end=\"2872\">\u4fe1\u983c\u3067\u304d\u308b\u7d50\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n<p data-start=\"2874\" data-end=\"2930\">Use controlled heating profiles to avoid thermal damage.<\/p>\n<p data-start=\"2932\" data-end=\"2976\">Train operators in proper rework techniques.<\/p>\n<p data-start=\"2978\" data-end=\"3015\">Minimize the number of rework cycles.<\/p>\n<p data-start=\"3017\" data-end=\"3057\">Use high-quality replacement components.<\/p>\n<p data-start=\"3059\" data-end=\"3108\">Follow industry standards such as IPC guidelines.<\/p>\n<h2 data-section-id=\"yzx29e\" data-start=\"3110\" data-end=\"3153\"><span role=\"text\"><strong data-start=\"3113\" data-end=\"3153\">Role in SMT and Turnkey PCB Assembly<\/strong><\/span><\/h2>\n<p data-start=\"3155\" data-end=\"3250\">\u3067 <strong data-start=\"3158\" data-end=\"3174\">SMT\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, rework is often used to correct defects identified after reflow soldering.<\/p>\n<p data-start=\"3252\" data-end=\"3351\">\u3067 <strong data-start=\"3255\" data-end=\"3279\">\u30bf\u30fc\u30f3\u30ad\u30fcPCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, it plays a key role in ensuring final product quality before delivery.<\/p>\n<p data-start=\"3353\" data-end=\"3421\">Rework helps maintain high yield rates and reduces production waste.<\/p>\n<h2 data-section-id=\"p569l7\" data-start=\"3423\" data-end=\"3446\"><span role=\"text\"><strong data-start=\"3426\" data-end=\"3446\">Rework vs Repair<\/strong><\/span><\/h2>\n<p data-start=\"3448\" data-end=\"3507\">Rework and repair are sometimes confused but are different.<\/p>\n<p data-start=\"3509\" data-end=\"3563\">Rework restores a PCB to meet original specifications.<\/p>\n<p data-start=\"3565\" data-end=\"3646\">Repair involves fixing a board that may not fully meet original design standards.<\/p>\n<p data-start=\"3648\" data-end=\"3716\">Rework is more controlled and standardized in <a href=\"https:\/\/txjpcba.com\/ja\/%e3%83%97%e3%83%aa%e3%83%b3%e3%83%88%e5%9f%ba%e6%9d%bf%e8%a3%bd%e9%80%a0\/\"><strong data-start=\"3694\" data-end=\"3715\">PCB\u88fd\u9020<\/strong><\/a>.<\/p>\n<h2 data-section-id=\"9dt57q\" data-start=\"3718\" data-end=\"3735\"><span role=\"text\"><strong data-start=\"3721\" data-end=\"3735\">\u7d50\u8ad6<\/strong><\/span><\/h2>\n<p data-start=\"3737\" data-end=\"3935\">The PCB rework process is a critical part of modern electronics manufacturing. It enables manufacturers to correct defects, improve yield, and ensure high-quality products without unnecessary waste.<\/p>\n<p data-start=\"3937\" data-end=\"4109\">\u3067 <strong data-start=\"3940\" data-end=\"3956\">PCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, <strong data-start=\"3958\" data-end=\"3974\">SMT\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, \u305d\u3057\u3066 <strong data-start=\"3980\" data-end=\"4004\">\u30bf\u30fc\u30f3\u30ad\u30fcPCB\u30a2\u30bb\u30f3\u30d6\u30ea<\/strong>, effective rework processes help maintain reliability, reduce costs, and deliver consistent performance.<\/p>\n<p align=\"center\"><a href=\"\/ja\/%e3%83%97%e3%83%aa%e3%83%b3%e3%83%88%e5%9f%ba%e6%9d%bf%e3%82%a2%e3%82%bb%e3%83%b3%e3%83%96%e3%83%aa%e3%81%ae%e8%a6%8b%e7%a9%8d%e3%82%82%e3%82%8a%e3%82%92%e5%8f%96%e3%82%8b\/\"><button style=\"background: black; color: white; padding: 8px 20px; border: none; cursor: pointer;\">PCB\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u304a\u898b\u7a4d\u3082\u308a<\/button><\/a><\/p>\n<p style=\"text-align: center;\">Fast, reliable, and cost-effective PCB assembly solutions. Request your quote now.<br \/>\nSMT\u3001DIP\u3001\u30d5\u30eb\u30bf\u30fc\u30f3\u30ad\u30fc\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u542b\u3080\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306aPCB\u30a2\u30bb\u30f3\u30d6\u30ea\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<p style=\"text-align: center;\">\u5229\u7528\u3067\u304d\u308b NDA \u2714 24 \u6642\u9593\u4ee5\u5185\u306e\u901f\u3044\u5f15\u7528\u8a9e\u53e5 \u2714 ISO \u306b\u3088\u3063\u3066\u8a3c\u660e\u3055\u308c\u308b\u5de5\u5834 \u2714 \u30ef\u30f3\u30b9\u30c8\u30c3\u30d7 PCB \u53ca\u3073 PCBA \u30b5\u30fc\u30d3\u30b9<\/p>","protected":false},"excerpt":{"rendered":"<p>PCB Rework Process The PCB rework process refers to the method of correcting defects or replacing components on a printed [&hellip;]<\/p>","protected":false},"author":1,"featured_media":6359,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[71,445],"tags":[1287,551,60,79,1286,639,64,201],"class_list":["post-6358","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faqs","category-pcb-assembly-faqs","tag-bga-rework","tag-electronics-manufacturing-process","tag-pcb-assembly","tag-pcb-manufacturing","tag-pcb-repair","tag-pcb-rework-process","tag-smt-assembly","tag-turnkey-pcb-assembly"],"_links":{"self":[{"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/posts\/6358","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/comments?post=6358"}],"version-history":[{"count":1,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/posts\/6358\/revisions"}],"predecessor-version":[{"id":6360,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/posts\/6358\/revisions\/6360"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/media\/6359"}],"wp:attachment":[{"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/media?parent=6358"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/categories?post=6358"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/txjpcba.com\/ja\/wp-json\/wp\/v2\/tags?post=6358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}