{"id":13189,"date":"2022-07-08T10:25:00","date_gmt":"2022-07-08T02:25:00","guid":{"rendered":"https:\/\/rewa.tech\/huawei-p50-pocket-seawater-damage\/"},"modified":"2024-10-21T11:04:07","modified_gmt":"2024-10-21T03:04:07","slug":"huawei-p50-pocket-seawater-damage","status":"publish","type":"post","link":"https:\/\/rewa.tech\/fr\/huawei-p50-pocket-seawater-damage\/","title":{"rendered":"Comment r\u00e9parer le HUAWEI P50 Pocket endommag\u00e9 par l'eau de mer et le probl\u00e8me de d\u00e9marrage : Guide \u00e9tape par \u00e9tape"},"content":{"rendered":"<p>Water damage is one of the most common issues for smartphones, and even high-end models like the HUAWEI P50 Pocket are not immune. If your HUAWEI P50 Pocket accidentally took a dip in seawater and is no longer turning on, don\u2019t worry\u2014we\u2019ve got a detailed repair guide for you. In this article, we\u2019ll walk you through troubleshooting and repairing your phone, addressing everything from checking for corrosion on the motherboard to fixing power issues. Follow these steps to get your phone back up and running, and avoid common mistakes that could worsen the problem.<\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile has-blush-light-purple-gradient-background has-background\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"696\" height=\"693\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/20220708090238.png\" alt=\"HUAWEI P50 Pocket\" class=\"wp-image-15210 size-full\" title=\"\" srcset=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/20220708090238.png 696w, https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/20220708090238-300x300.png 300w, https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/20220708090238-150x150.png 150w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h3 class=\"wp-block-heading\">D\u00e9tails de l'appareil<\/h3>\n\n\n\n<p><strong>Mod\u00e8le :<\/strong> HUAWEI P50&nbsp;<\/p>\n\n\n\n<p><strong>Annonc\u00e9 :<\/strong>&nbsp;2021, December 23<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e9nom\u00e8ne de d\u00e9faut<\/h2>\n\n\n\n<p>The HUAWEI P50 Pocket was submerged in seawater for a few seconds. After retrieving it, the phone would not boot intermittently. The user attempted to dry the phone using a hairdryer, but it failed to start up completely.<\/p>\n\n\n\n<p><strong>Conseil :<\/strong> <em>Avoid using a hair dryer on a water-damaged phone, as it can worsen the issue.<\/em> <em>(Water vapor can spread inside the phone, condensing into droplets when cooled, leading to further damage on the motherboard.)<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9pannage<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">D\u00e9monter le t\u00e9l\u00e9phone :<\/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<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/01__Protect_the_screen_flex_cable.png\" alt=\"huawei p50 pocket repair\" title=\"\"><\/figure>\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<p>Begin by carefully disassembling the phone. Take extra care with the flex cable attached to the screen to prevent damage.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Inspect for Water Damage:<\/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<figure class=\"wp-block-gallery has-nested-images columns-default 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\/02__water_damage.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/03__Take_out_the_motherboard_carefully.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" title=\"\"><\/figure>\n<\/figure>\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<ul class=\"wp-block-list\">\n<li>After opening the device, visible water stains were found on the back cover.<\/li>\n\n\n\n<li>Protect the cameras with stickers before removing the motherboard.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Check for Corrosion:<\/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<figure class=\"wp-block-gallery has-nested-images columns-2 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\/04__Found_a_lot_of_white_water_stains_on_both_sides_of_the_motherboard.png\" alt=\"huawei p50 pocket motherboard\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/05__Also_there_are_some_components_missing.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/06__The_rest_parts_of_the_cellphone_are_fine.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" title=\"\"><\/figure>\n<\/figure>\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<ul class=\"wp-block-list\">\n<li>Examine the motherboard closely\u2014there were significant white water stains on both sides.<\/li>\n\n\n\n<li>A filter-type capacitor was missing, likely due to corrosion, but this can be ignored as it won\u2019t impact the repair.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Boot Current Inspection:<\/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<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\/07__Boot.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/08__10mA_only.png\" alt=\"alimentation en courant continu\" title=\"\"><\/figure>\n<\/figure>\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<p>Trigger the boot process and measure the current. The reading showed 10mA, which typically indicates PMIC (Power Management IC) damage or a disrupted power supply.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Processus de r\u00e9paration<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Inspect the Motherboard:<\/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<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/09__Check_the_cosmtic_of_the_motherboard_carefully.png\" alt=\"inspecter la carte m\u00e8re\" title=\"\"><\/figure>\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<p>A small crystal chip, responsible for the PMIC clock signal, was found to be corroded.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Resoldering the Crystal Chip:<\/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<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/10__Remove_the_crystal.png\" alt=\"crystal chip\" title=\"\"><\/figure>\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<ul class=\"wp-block-list\">\n<li>Apply rosin to the affected component and heat it with a hot air gun.<\/li>\n\n\n\n<li>Carefully remove the crystal oscillator chip.<\/li>\n\n\n\n<li>Clean the pads on the PCB thoroughly before resoldering the chip back in place.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<p><em>(Note: Based on repair experience, crystal oscillator chips are rarely fully damaged, so resoldering usually resolves the issue.)<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Test the Device:<\/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<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/11__Connect_with_the_DC_power_supply_and_boot_again.png\" alt=\"alimentation en courant continu\" title=\"\"><\/figure>\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<p>Connecter le t\u00e9l\u00e9phone \u00e0 un <a href=\"https:\/\/shop.rewa.tech\/detail\/sugon-3005pm-dc-power-supply.html\">Alimentation en courant continu<\/a> and initiate the boot sequence again. This time, the current was stable, with no leakage.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Reassemble and Final Testing:<\/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<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/rewa.tech\/wp-content\/uploads\/2024\/04\/HUAWEI_P50_Pocket_Seawater_Damage.png\" alt=\"HUAWEI P50 Pocket Seawater Damage\" style=\"aspect-ratio:1;object-fit:cover\" title=\"\"><\/figure>\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<p>Put the phone back together and test all functions. The device booted up normally, and all features were working properly.<\/p>\n<\/div>\n<\/div>\n\n\n\n<p>The issue was successfully resolved by resoldering the crystal oscillator.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion :<\/h2>\n\n\n\n<p>Water damage can be daunting, but with the right approach and careful troubleshooting, it&#8217;s often possible to revive a phone like the HUAWEI P50 Pocket. By addressing corrosion and ensuring proper power management, we restored the device to full functionality. Remember, using a hair dryer can make matters worse\u2014always take the time to open up the device and inspect for damage properly. With patience and attention to detail, you can bring your device back to life and avoid costly replacements.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Outils et liste des pi\u00e8ces :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hairdryer (<em>for reference on what not to use<\/em>)<\/li>\n\n\n\n<li>Opening tool kit (for phone disassembly)<\/li>\n\n\n\n<li>Protective stickers (for covering cameras)<\/li>\n\n\n\n<li>Rosine<\/li>\n\n\n\n<li>Pistolet \u00e0 air chaud<\/li>\n\n\n\n<li>Soldering iron and solder<\/li>\n\n\n\n<li>Alimentation en courant continu<\/li>\n\n\n\n<li>Solution de nettoyage pour tampons de circuits imprim\u00e9s<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Water damage is one of the most common issues for smartphones, and even high-end models like the HUAWEI P50 Pocket are not immune. If your HUAWEI P50 Pocket accidentally took a dip in seawater and is no longer turning on, don\u2019t worry\u2014we\u2019ve got a detailed repair guide for you. In this article, we\u2019ll walk you [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":13190,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[10,5,13,166,447],"tags":[],"class_list":["post-13189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-android","category-guide","category-how-to","category-huawei","category-troubleshooting"],"_links":{"self":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/posts\/13189","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=13189"}],"version-history":[{"count":0,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/posts\/13189\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/media\/13190"}],"wp:attachment":[{"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/media?parent=13189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/categories?post=13189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rewa.tech\/fr\/wp-json\/wp\/v2\/tags?post=13189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}