{"id":229,"date":"2024-09-16T18:20:26","date_gmt":"2024-09-16T16:20:26","guid":{"rendered":"https:\/\/fab-gyver.fr\/?p=229"},"modified":"2026-08-14T22:59:01","modified_gmt":"2026-08-14T20:59:01","slug":"brico-depannage-ecran-dell-u2718q","status":"publish","type":"page","link":"https:\/\/fab-gyver.fr\/?page_id=229","title":{"rendered":"Brico &#8211; D\u00e9pannage d&rsquo;un \u00e9cran DELL U2718Q"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">C&rsquo;est la rentr\u00e9e et il est temps de ressortir du placard son mat\u00e9riel pour les journ\u00e9es de t\u00e9l\u00e9travail.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">J&rsquo;installe mon \u00e9cran DELL U2718Q&nbsp; manufactur\u00e9 de 2018. Lors de son installation aucune r\u00e9action de l&rsquo;\u00e9cran ni du panneau de commande.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je me lance donc \u00e0 la recherche d&rsquo;information sur le cas de cette panne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je tombe rapidement sur une discussion sur le <a href=\"https:\/\/fr.ifixit.com\/R%C3%A9ponses\/Afficher\/744402\/Monitor+won%E2%80%99t+switch+on.+How+to+troubleshoot+if+PSU?srsltid=AfmBOorI6aBzoSK1Bq1DK9cCXO02webNVY4tEQOSu2HzjHciB5t84CvLTggg\">forum d&rsquo;ifixit<\/a> qui est&nbsp; une encyclop\u00e9die sur la r\u00e9paration de produits \u00e9lectroniques (laptop, smartphone&#8230;)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De nombreuses indications sont indiqu\u00e9es :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e9rifier la continuit\u00e9 du Fusible F601<\/li>\n\n\n\n<li>V\u00e9rifier le pont de diode BD601<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Un certain <strong>andrey_v<\/strong> affirme que son \u00e9cran fonctionne \u00e0 nouveau apr\u00e8s avoir dessoud\u00e9 les condensateurs C962 et C963 qui sont en parall\u00e8le et en les rempla\u00e7ants par un condensateur de 220uF\/25V.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je tente l&rsquo;op\u00e9ration en commen\u00e7ant par le d\u00e9montage de l&rsquo;\u00e9cran qui est facilement r\u00e9alisable. Il suffit de d\u00e9visser les 4 vis situ\u00e9es au dos de l&rsquo;\u00e9cran et de passer une carte de fid\u00e9lit\u00e9 ou un m\u00e9diator pour les gratteux.<\/p>\n\n\n\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 size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"769\" data-id=\"254\" src=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2-1024x769.jpg\" alt=\"\" class=\"wp-image-254\" srcset=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2-1024x769.jpg 1024w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2-300x225.jpg 300w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2-768x577.jpg 768w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2-1536x1154.jpg 1536w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q-rotated-2.jpg 1688w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"641\" height=\"1024\" data-id=\"253\" src=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1-641x1024.jpg\" alt=\"\" class=\"wp-image-253\" srcset=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1-641x1024.jpg 641w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1-188x300.jpg 188w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1-768x1228.jpg 768w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1-961x1536.jpg 961w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/Dell_openU2718Q-1.jpg 1258w\" sizes=\"auto, (max-width: 641px) 100vw, 641px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"769\" height=\"1024\" data-id=\"258\" src=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q_disassembly-1-769x1024.jpg\" alt=\"\" class=\"wp-image-258\" srcset=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q_disassembly-1-769x1024.jpg 769w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q_disassembly-1-225x300.jpg 225w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q_disassembly-1-768x1023.jpg 768w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/DELL_U2718Q_disassembly-1.jpg 1120w\" sizes=\"auto, (max-width: 769px) 100vw, 769px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e9branchez l&rsquo;ensemble des connectiques avec une attention particuli\u00e8re pour la nappe avec une connectique dor\u00e9e puis extraire la carte \u00e9quip\u00e9e des connectiques Hdmi\/display port <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u2019\u00e9tant pas bien \u00e9quip\u00e9 pour la soudure de type CMS avec microscope et d&rsquo;une station \u00e0 air chaud digne de ce nom. Je me suis content\u00e9 d&rsquo;un fer \u00e0 souder et de gel \u00e0 braser pour la soudure. J&rsquo;ai retir\u00e9 les deux composants (C962 et C963). Ensuite, j&rsquo;ai trouv\u00e9 le condensateur de 220uF\/25V que j&rsquo;ai soud\u00e9 sur l&#8217;emplacement CXX qui est le plus accessible.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le r\u00e9sultat n&rsquo;est pas tr\u00e8s beau, mais \u00e7a fonctionne.<\/p>\n\n\n\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 size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"769\" data-id=\"256\" src=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-1024x769.jpg\" alt=\"\" class=\"wp-image-256\" srcset=\"https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-1024x769.jpg 1024w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-300x225.jpg 300w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-768x577.jpg 768w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-1536x1153.jpg 1536w, https:\/\/fab-gyver.fr\/wp-content\/uploads\/2024\/09\/220uF-1-2048x1538.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Apr\u00e8s essai, l&rsquo;\u00e9cran fonctionne parfaitement, \u00e0 voir dans la dur\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Conclusion: Un petit geste pour la plan\u00e8te!!! \u00c0 se demander s&rsquo;il ne s&rsquo;agit pas d&rsquo;obsolescence programm\u00e9e? Car sur le ch\u00e2ssis, il y a bien un acc\u00e8s direct sans d\u00e9montage vers ces composants alors qu&rsquo;il n&rsquo;y a pas de connectique \u00e0 cet endroit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C&rsquo;est la rentr\u00e9e et il est temps de ressortir du placard son mat\u00e9riel pour les journ\u00e9es de t\u00e9l\u00e9travail. J&rsquo;installe mon \u00e9cran DELL U2718Q&nbsp; manufactur\u00e9 de 2018. Lors de son installation aucune r\u00e9action de l&rsquo;\u00e9cran ni du panneau de commande. Je &hellip; <a href=\"https:\/\/fab-gyver.fr\/?page_id=229\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-229","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/pages\/229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=229"}],"version-history":[{"count":2,"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/pages\/229\/revisions"}],"predecessor-version":[{"id":550,"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=\/wp\/v2\/pages\/229\/revisions\/550"}],"wp:attachment":[{"href":"https:\/\/fab-gyver.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}