{"id":13135,"date":"2022-06-10T10:21:00","date_gmt":"2022-06-10T02:21:00","guid":{"rendered":"https:\/\/rewa.tech\/secondhand-iphone-12-pro-max-cannot-boot\/"},"modified":"2025-02-28T12:12:51","modified_gmt":"2025-02-28T04:12:51","slug":"iphone-12-pro-max-doccasion-ne-peut-pas-demarrer","status":"publish","type":"post","link":"https:\/\/rewa.tech\/fr\/secondhand-iphone-12-pro-max-cannot-boot\/","title":{"rendered":"L'iPhone 12 Pro Max d'occasion ne peut pas d\u00e9marrer"},"content":{"rendered":"<p>L'achat d'un iPhone 12 Pro Max d'occasion peut \u00eatre une bonne affaire, jusqu'\u00e0 ce que vous rencontriez des probl\u00e8mes tels que le non-d\u00e9marrage du t\u00e9l\u00e9phone. Un \u00e9cran noir sans r\u00e9ponse, m\u00eame apr\u00e8s avoir \u00e9t\u00e9 recharg\u00e9, peut indiquer des probl\u00e8mes sous-jacents de carte m\u00e8re. Ce guide vous guidera \u00e0 travers le processus de d\u00e9pannage et les \u00e9tapes de r\u00e9paration pour que votre iPhone fonctionne \u00e0 nouveau.<\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-image-fill-element has-blush-light-purple-gradient-background has-background\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"866\" height=\"1024\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_iMage-866x1024.png\" alt=\"iphone 12 pro max\" class=\"wp-image-14821 size-full\" style=\"object-position:50% 10%\" title=\"\" srcset=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_iMage-866x1024.png 866w, https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_iMage-254x300.png 254w, https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_iMage-768x909.png 768w, https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_iMage.png 940w\" sizes=\"(max-width: 866px) 100vw, 866px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><em><strong>Mod\u00e8le :<\/strong> iPhone 12 Pro Max<\/em><\/p>\n\n\n\n<p><em><strong>Annonc\u00e9 :<\/strong>&nbsp;2020, 13 octobre<\/em><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Commentaires des clients<\/h2>\n\n\n\n<p>Un client a achet\u00e9 un iPhone 12 Pro Max sur une place de march\u00e9 d'occasion en ligne. Apr\u00e8s l'avoir re\u00e7u, il a tent\u00e9 de l'allumer, mais le t\u00e9l\u00e9phone ne r\u00e9pondait pas et l'\u00e9cran \u00e9tait noir. Le chargement de l'appareil n'a pas permis de r\u00e9soudre le probl\u00e8me.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9pannage<\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li><strong>D\u00e9monter le t\u00e9l\u00e9phone<\/strong> - Ouvrir l'appareil pour inspecter les composants internes.<\/li>\n\n\n\n<li><strong>V\u00e9rifier les pi\u00e8ces manquantes ou les r\u00e9parations<\/strong> - Des couvertures de blindage manquantes et des traces de r\u00e9parations ant\u00e9rieures ont \u00e9t\u00e9 constat\u00e9es.<\/li>\n\n\n\n<li><strong>Inspecter la carte m\u00e8re<\/strong> - Des traces de r\u00e9parations ant\u00e9rieures ont \u00e9t\u00e9 trouv\u00e9es.<\/li>\n\n\n\n<li><strong>Test du courant d'amor\u00e7age avec une alimentation en courant continu<\/strong> - Le courant de d\u00e9marrage est rest\u00e9 fixe \u00e0 90 mA, ce qui indique un probl\u00e8me au niveau du processeur.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/01__Shielding_plate_is_missing_and_the_screen_has_traces_of_repairing.png\" alt=\"d\u00e9monter l&#039;iphone 12 pro max\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/02__Repaired_before.png\" alt=\"carte m\u00e8re iphone 12 pro max\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/03__The_boot_current_fixed_at_90mA.png\" alt=\"test iphone 12 pro max avec alimentation en courant continu\" title=\"\"><\/figure>\n<\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Causes possibles :<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L'unit\u00e9 centrale ne fonctionne pas en raison d'une mauvaise soudure ou d'un dommage.<\/li>\n\n\n\n<li>Les conditions de travail de l'unit\u00e9 centrale ne sont pas remplies.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Processus de r\u00e9paration<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 1. Retirer la mousse et l'autocollant<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Retirer la mousse autour des connecteurs<\/li>\n\n\n\n<li>Retirer le ruban adh\u00e9sif noir sur la face inf\u00e9rieure de la carte m\u00e8re.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/04__remove_the_foam_and_sticker.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 2 : S\u00e9parer les couches de la carte m\u00e8re<\/h3>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Utilisez une plate-forme chauffante pour s\u00e9parer soigneusement les deux couches de la carte m\u00e8re.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/05__Separate_the_motherboard_with_the_heating_platform.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" style=\"aspect-ratio:1;object-fit:cover\" title=\"\"><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 3 : Identifier les r\u00e9parations ant\u00e9rieures<\/h3>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p>Inspecter la carte m\u00e8re et noter les r\u00e9parations pr\u00e9c\u00e9dentes :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les puces de bande de base et Wi-Fi ont \u00e9t\u00e9 pr\u00e9c\u00e9demment corrig\u00e9es.<\/li>\n\n\n\n<li>L'unit\u00e9 centrale avait d\u00e9j\u00e0 \u00e9t\u00e9 r\u00e9par\u00e9e auparavant.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/06__Baseband_and_Wi-Fi_chip_has_been_fixed_before.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/07__CPU_has_been_fixed_before.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n<\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>En se basant sur le ph\u00e9nom\u00e8ne de d\u00e9faut du courant de d\u00e9marrage fix\u00e9 \u00e0 90mA, nous pouvons essayer de ressouder le CPU pour essayer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 4 : Ressouder l'unit\u00e9 centrale<\/h3>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Retirer l'unit\u00e9 centrale et l'examiner au microscope.<\/li>\n\n\n\n<li>J'ai d\u00e9couvert que deux plots sur la puce du processeur avaient \u00e9t\u00e9 r\u00e9par\u00e9s pr\u00e9c\u00e9demment.<\/li>\n\n\n\n<li>Gratter soigneusement le tampon.<\/li>\n\n\n\n<li>Sautez les fils et \u00e9tablissez des connexions s\u00fbres.<\/li>\n\n\n\n<li>Utiliser un masque UV et polym\u00e9riser avec une lampe UV.<\/li>\n\n\n\n<li>Remonter l'unit\u00e9 centrale et la souder \u00e0 nouveau sur la carte m\u00e8re.<\/li>\n\n\n\n<li>Placez la carte m\u00e8re sur un support de test.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/08__Two_pads_on_the_CPU_chip_have_been_fixed_before.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/09__carefully_scratch_out_the_pad_on_the_CPU.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/10__Jump_wire_and_make_a_circle.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/11__Solder_back_the_CPU.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12__Test_with_fixture.png\" alt=\"r\u00e9paration de la carte m\u00e8re de l&#039;iphone\" title=\"\"><\/figure>\n<\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 5 : Assemblage du t\u00e9l\u00e9phone<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Fixez l'\u00e9cran et branchez l'alimentation en courant continu pour d\u00e9clencher la s\u00e9quence de d\u00e9marrage.<\/li>\n\n\n\n<li>Le t\u00e9l\u00e9phone s'est allum\u00e9 avec succ\u00e8s et toutes les fonctions ont \u00e9t\u00e9 v\u00e9rifi\u00e9es.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/13__Buckle_with_a_screen_and_connect_with_DC_power_supply__trigger_to_boot.png\" alt=\"L&#039;iPhone 12 Pro Max ne peut pas d\u00e9marrer\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/12_Pro_Max_Cannot_Boot.png\" alt=\"12 Pro Max ne peut pas d\u00e9marrer\" title=\"\"><\/figure>\n<\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Principaux enseignements<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Un courant d'amor\u00e7age fixe de 90mA indique souvent un probl\u00e8me li\u00e9 au processeur, tel qu'une mauvaise soudure, des pads manquants ou un processeur endommag\u00e9.<\/li>\n\n\n\n<li>Inspectez toujours soigneusement les appareils d'occasion avant de les acheter et v\u00e9rifiez les conditions de retour du vendeur pour vous prot\u00e9ger.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Outils et pi\u00e8ces n\u00e9cessaires<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/ma-ant-motherboard-heating-platform-for-glue-removal.html\">Plate-forme de chauffage<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/microscope-auxiliary-objective-lens.html\">Microscope<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/sugon-3005pm-dc-power-supply.html\">Alimentation en courant continu<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/uv-curable-solder-mask-oem-new.html\">Masque UV<\/a> et <a href=\"https:\/\/shop.rewa.tech\/detail\/36w-uv-curing-lamp.html\">Lampe UV<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/sugon-t26d-smd-soldering-iron-station.html\">Fer \u00e0 souder<\/a> et outils de reballage<\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/maant-fx-series-high-precision-jump-wire.html\">Fils de saut<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/shop.rewa.tech\/detail\/xzz-motherboard-function-test-fixture-for-iphone-16-series.html\">Dispositif d'essai<\/a><\/li>\n<\/ul>\n\n\n\n<p>En suivant ces \u00e9tapes de r\u00e9paration, vous pouvez restaurer avec succ\u00e8s un iPhone 12 Pro Max qui ne r\u00e9pond pas et \u00e9viter les pi\u00e8ges courants lors de l'achat d'appareils d'occasion.<\/p>","protected":false},"excerpt":{"rendered":"<p>Purchasing a secondhand iPhone 12 Pro Max can be a great deal\u2014until you encounter issues like the phone not booting. A black screen with no response, even after charging, can indicate underlying motherboard problems. This guide will walk you through the troubleshooting process and repair steps to get your iPhone working again. Model: iPhone 12 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":13136,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[5,1485,13,158,447],"tags":[],"class_list":["post-13135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guide","category-case-study","category-how-to","category-iphone-guide","category-troubleshooting"],"_links":{"self":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/posts\/13135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/comments?post=13135"}],"version-history":[{"count":0,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/posts\/13135\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/media\/13136"}],"wp:attachment":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/media?parent=13135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/categories?post=13135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/tags?post=13135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}