{"id":29074,"date":"2017-02-01T16:44:05","date_gmt":"2017-02-01T08:44:05","guid":{"rendered":"https:\/\/www.hongkiat.com\/blog\/?p=29074"},"modified":"2020-06-19T20:26:24","modified_gmt":"2020-06-19T12:26:24","slug":"note-seven-battery-fault","status":"publish","type":"post","link":"https:\/\/www.hongkiat.com\/blog\/note-seven-battery-fault\/","title":{"rendered":"Samsung Reveals The Cause of Note 7 Explosions"},"content":{"rendered":"<p>After months of speculation as to the reason behind the <a href=\"https:\/\/www.hongkiat.com\/blog\/samsung-suspend-galaxy-note-7-production\/\">Note 7\u2019s tendency to spontaneously combust<\/a>, <strong>Samsung has finally concluded its investigation<\/strong> of the issue. Based on the results Samsung has gathered, the Korean company officially <strong>confirms that battery issues <\/strong>are the reason why the original batch and replacement batch of smartphones <strong>malfunctioned as they did<\/strong>.<\/p>\n<p class=\"recommended_top\">\n\t\t\t\t\t<strong>Read Also:<\/strong>\u00a0\n\t\t\t\t\t<a target=\"_blank\" href=\"https:\/\/www.hongkiat.com\/blog\/android-hovering-control-app\/\">Hovering Controls: Samsung-Like Air Gesture Features for Android<\/a>\n\t\t\t\t<\/p>\n<p>With the <strong>original batch of Note 7<\/strong>, the main cause of the battery failure is due to a <strong>design flaw that is located at the upper-right<\/strong> corner of the smartphone.<\/p>\n<p>Due to the way the Note 7 is designed, the positive and negative electrodes could come into contact with each other should the protective layer that separates them gets damaged. If the electrodes were to come into contact with one another, it <strong>would cause a short circuit which would ignite the battery<\/strong>.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assets.hongkiat.com\/uploads\/note-seven-battery-fault\/01-the-root-cause-a.jpg\" width=\"1103\" height=\"577\" alt=\"manufacturer a\"><\/figure>\n<p>As for the <strong>replacement batch of Note 7<\/strong>, the fault lies with the manufacturing of the battery. In Samsung\u2019s haste to push out the replacement Note 7 to the public, some of the batteries that were designed for the replacement models <strong>came with a welding defect<\/strong>.<\/p>\n<p>This welding defect damages the insulation tape that separates the positive and negative electrodes, allowing both electrodes to come into <strong>contact with one another and short-circuiting the battery<\/strong>. In some cases, Samsung even found that <strong>there was no insulation tape to separate <\/strong>both electrodes from one another to begin with.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assets.hongkiat.com\/uploads\/note-seven-battery-fault\/02-the-root-cause-b.jpg\" width=\"1139\" height=\"577\" alt=\"manufacturer b\"><\/figure>\n<p>In order to prevent future Samsung phones from exploding like the Note 7 did, the company has announced that it will be <strong>implementing changes to its device manufacturing process<\/strong>.<\/p>\n<p>Some of the <strong>changes include assigning teams to conduct the final checks for each device\u2019s core components<\/strong>, as well as an <strong>eight-point test of the battery <\/strong>that ranges from visual inspection to x-ray inspection and even a full disassembly<\/p>","protected":false},"excerpt":{"rendered":"<p>After months of speculation as to the reason behind the Note 7\u2019s tendency to spontaneously combust, Samsung has finally concluded its investigation of the issue. Based on the results Samsung has gathered, the Korean company officially confirms that battery issues are the reason why the original batch and replacement batch of smartphones malfunctioned as they&hellip;<\/p>\n","protected":false},"author":157,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[3396,3976],"tags":[2354],"topic":[4523,4521],"class_list":["entry-content","is-maxi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.8 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Samsung Reveals The Cause of Note 7 Explosions - Hongkiat<\/title>\n<meta name=\"description\" content=\"After months of speculation as to the reason behind the Note 7&#039;s tendency to spontaneously combust, Samsung has finally concluded its investigation of the\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.hongkiat.com\/blog\/note-seven-battery-fault\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Samsung Reveals The Cause of Note 7 Explosions\" \/>\n<meta property=\"og:description\" content=\"After months of speculation as to the reason behind the Note 7&#039;s tendency to spontaneously combust, Samsung has finally concluded its investigation of the\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.hongkiat.com\/blog\/note-seven-battery-fault\/\" \/>\n<meta property=\"og:site_name\" content=\"Hongkiat\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hongkiatcom\" \/>\n<meta property=\"article:published_time\" content=\"2017-02-01T08:44:05+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-06-19T12:26:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/assets.hongkiat.com\/uploads\/note-seven-battery-fault\/01-the-root-cause-a.jpg\" \/>\n<meta name=\"author\" content=\"Sia\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@hongkiat\" \/>\n<meta name=\"twitter:site\" content=\"@hongkiat\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sia\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/\"},\"author\":{\"name\":\"Sia\",\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/#\\\/schema\\\/person\\\/25661c0ca5beef807a38c0d038894641\"},\"headline\":\"Samsung Reveals The Cause of Note 7 Explosions\",\"datePublished\":\"2017-02-01T08:44:05+00:00\",\"dateModified\":\"2020-06-19T12:26:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/\"},\"wordCount\":309,\"commentCount\":5,\"publisher\":{\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/assets.hongkiat.com\\\/uploads\\\/note-seven-battery-fault\\\/01-the-root-cause-a.jpg\",\"keywords\":[\"samsung\"],\"articleSection\":[\"Gadgets\",\"News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/\",\"url\":\"https:\\\/\\\/www.hongkiat.com\\\/blog\\\/note-seven-battery-fault\\\/\",\"name\":\"Samsung Reveals The Cause of Note 7 Explosions - 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