{"id":12864,"date":"2021-06-20T20:23:00","date_gmt":"2021-06-20T12:23:00","guid":{"rendered":"https:\/\/rewa.tech\/iphone-7-plus-touch-screen-can-not-work\/"},"modified":"2024-05-10T15:29:10","modified_gmt":"2024-05-10T07:29:10","slug":"iphone-7-plus-touch-screen-can-not-work","status":"publish","type":"post","link":"https:\/\/rewa.tech\/de\/iphone-7-plus-touch-screen-can-not-work\/","title":{"rendered":"iPhone 7 Plus Touch Screen Not Working"},"content":{"rendered":"<p class=\"MsoNormal\"><b><span style=\"font-family: Calibri; font-size: 15pt;\">St\u00f6rungsph\u00e4nomen<\/span><\/b><b><span style=\"font-family: Calibri; font-size: 15pt;\"><\/p>\n<p><\/span><\/b><\/p>\n<p class=\"MsoNormal\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">The phone can be turned on normally, but the touch function not working.<\/span><\/p>\n<p class=\"MsoNormal\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/iPhone_7_Plus_Touch_Screen_Not_Working.png\" alt=\"iPhone 7 Plus Touch Screen Not Working\" width=\"504\" height=\"550\" title=\"\"><\/span><\/p>\n<p class=\"MsoNormal\"><b><span style=\"font-family: Calibri; font-size: 15pt;\"><\/span><\/b><\/p>\n<p class=\"MsoNormal\"><b><span style=\"font-family: Calibri; font-size: 15pt;\">St\u00f6rungsbeseitigung<\/span><\/b><b><span style=\"font-family: Calibri; font-size: 15pt;\"><\/p>\n<p><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"font-family: Calibri;\"><span style=\"font-size: 16px;\">For the iPhone 7 Plus Touch Screen Not Working issue.&nbsp;<\/span><\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Because there is no touch ICs on the motherboard anymore for iPhone 6s and above models. The relevant components are the connector, some small components, and the CPU.<\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/p>\n<p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Check the diode values on the touch connector J4502 after replacing a new screen. All the diode values are normal.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/iphone-7-plus-touch-screen-not-working-gapp0.png\" alt=\"iPhone 7 Plus Touch Screen Not Working\" width=\"412\" height=\"207\" title=\"\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Then continue to&nbsp;<\/span><span style=\"font-family: Calibri; font-size: 16px;\">Measure&nbsp;<\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">the voltage values <\/span><\/p>\n<ul>\n<li class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">PP5V1_TOUCH_VDDH_CONN on FL3911 <\/span><\/li>\n<li class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">PP1V8_TOUCH on C3932<\/span><\/li>\n<\/ul>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">both the voltages are also normal.<\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/p>\n<p><\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/iphone-7-plus-touch-screen-can-not-work-3t1gj.png\" alt=\"\" title=\"\">&nbsp; &nbsp;<img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/iphone-7-plus-touch-screen-can-not-work-ltvsi.png\" alt=\"\" title=\"\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: \u5b8b\u4f53; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><span style=\"font-family: Calibri;\">T<\/span><\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">hen try to replace another display\/touch connector J4502. <\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">After replacing the connector, the no-touch issue resolved.<\/span><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/p>\n<p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\">\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">The repair tip for issues related to accessories, the first step we should check the relevant diode value and voltage values. After checking, if all values are normal, then we can try to replace the connector to have a try. <\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Sometimes, the issue might be caused by the poor connection or the pseudo soldering of the connector.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/span><\/p>\n<p class=\"MsoNormal\"><a href=\"https:\/\/academy.rewa.tech\/courses\/iPhone-7-Motherboard-Repair-Course\"><b><u><span class=\"15\" style=\"font-family: Calibri; color: #0000ff; letter-spacing: 0pt; font-size: 18pt; background: #bfe6ff;\">iPhone 7 Hauptplatine Reparatur Kurs<\/span><\/u><\/b><\/a><b><span style=\"font-family: Calibri; font-size: 18pt;\"><\/p>\n<p><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"line-height: 20.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Calibri; mso-fareast-font-family: \u5b8b\u4f53; mso-bidi-font-family: 'Times New Roman'; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\"><\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Malfunction Phenomenon The phone can be turned on normally, but the touch function not working. Trouble Shooting For the iPhone 7 Plus Touch Screen Not Working issue.&nbsp;Because there is no touch ICs on the motherboard anymore for iPhone 6s and above models. The relevant components are the connector, some small components, and the CPU. Check [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":12865,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[780],"tags":[],"class_list":["post-12864","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-iphone-repair-cases"],"_links":{"self":[{"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/posts\/12864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/comments?post=12864"}],"version-history":[{"count":0,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/posts\/12864\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/media\/12865"}],"wp:attachment":[{"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/media?parent=12864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/categories?post=12864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rewa.tech\/de\/wp-json\/wp\/v2\/tags?post=12864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}