{"id":18400,"date":"2026-05-28T05:48:00","date_gmt":"2026-05-28T05:48:00","guid":{"rendered":"https:\/\/cob-leddisplay.com\/?p=18400"},"modified":"2026-05-28T06:49:46","modified_gmt":"2026-05-28T06:49:46","slug":"how-to-install-fixed-screen-step-by-step","status":"publish","type":"post","link":"https:\/\/cob-leddisplay.com\/fr\/how-to-install-fixed-screen-step-by-step\/","title":{"rendered":"Comment installer un \u00e9cran fixe \u00e9tape par \u00e9tape"},"content":{"rendered":"<h4><span style=\"color: #008080;\">I. Pr\u00e9paration avant installation : S\u00e9curit\u00e9 et pr\u00e9cision<\/span><\/h4>\n<p><em>(1) \u00c9tude du site et confirmation du plan :<\/em><\/p>\n<p><em>\u2460Confirmer l&#039;emplacement d&#039;installation mur et colonne et suspendu, les dimensions Longueur et Hauteur et Profondeur, la capacit\u00e9 de charge Ext\u00e9rieur \u2265 50 kg\/m\u00b2 et la tol\u00e9rance de plan\u00e9it\u00e9 du mur \u2264 5 mm\/m.<\/em><\/p>\n<p><em>\u2461Planifiez le cheminement des c\u00e2bles d&#039;alimentation et de signal, et r\u00e9servez un espace pour la maintenance \u226530 cm \u00e0 l&#039;arri\u00e8re.<\/em><\/p>\n<p><em>\u2462D\u00e9terminer la disposition des modules, ainsi que la quantit\u00e9 et l&#039;emplacement des alimentations et des cartes de r\u00e9ception.<\/em><\/p>\n<p><em>(2) Liste des mat\u00e9riaux et outils :<\/em><\/p>\n<p><em>\u2460 Redondance, cartes de r\u00e9ception, cartes d&#039;envoi, c\u00e2bles r\u00e9seau Cat 5e ou Cat 6, c\u00e2bles d&#039;alimentation \u00e0 \u00e2me en cuivre conforme \u00e0 la norme nationale, structure en acier ou profil\u00e9s en aluminium, boulons d&#039;expansion, attaches de c\u00e2bles, goulottes de c\u00e2bles, connecteurs \u00e9tanches.<\/em><\/p>\n<p><em>\u2461Mat\u00e9riaux Modules LED, Alimentation \u00e0 d\u00e9coupage 5V, \u226520% Outils Niveau laser, Perceuse \u00e9lectrique, Perceuse \u00e0 percussion, Tournevis, Bracelet antistatique, Multim\u00e8tre, Attaches de c\u00e2ble, Ruban \u00e0 mesurer.<\/em><\/p>\n<p><em>(3) Module de pr\u00e9-test de mise \u00e0 la terre sous tension :<\/em><\/p>\n<p><em>\u2460Connectez le module individuel \u00e0 une alimentation 5V et \u00e0 une carte de r\u00e9ception, lors de la mise sous tension, v\u00e9rifiez qu&#039;il n&#039;y a pas de pixels morts, pas de scintillement ou de distorsion de l&#039;\u00e9cran et que les couleurs apparaissent normales.<\/em><\/p>\n<p><em>\u2461 Num\u00e9roter selon le sch\u00e9ma d&#039;implantation pour \u00e9viter les erreurs dans la s\u00e9quence d&#039;installation.<\/em><\/p>\n<h4><span style=\"color: #008080;\"><em>II. Installation de la structure porteuse en acier ou du cadre en profil\u00e9s d&#039;aluminium + mise \u00e0 niveau :<\/em><\/span><\/h4>\n<p><em>\u2460 Marquage et positionnement des lignes : utiliser un niveau laser pour marquer les lignes de r\u00e9f\u00e9rence sur la surface du mur ; l\u2019\u00e9cart horizontal ne doit pas d\u00e9passer 2 mm.<\/em><\/p>\n<p><em>\u2461Montage mural : Fixez les poutres horizontales et verticales au mur \u00e0 l&#039;aide de boulons d&#039;expansion ; l&#039;espacement entre les poutres horizontales ne doit pas d\u00e9passer 60 cm et entre les poutres verticales, 80 cm.<\/em><\/p>\n<p><em>\u2462Levage\u00a0: Commencez par fixer les points de levage sup\u00e9rieurs, puis fixez le cadre et ajustez le niveau et l\u2019alignement vertical.<\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18413\" src=\"http:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-the-cabinet.png\" alt=\"\" width=\"670\" height=\"671\" srcset=\"https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-the-cabinet.png 670w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-the-cabinet-150x150.png 150w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-the-cabinet-12x12.png 12w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/p>\n<h4><span style=\"color: #008080;\">III. Signal d&#039;alimentation - C\u00e2blage s\u00e9par\u00e9\u00a0:<\/span><\/h4>\n<p><em>(1) La s\u00e9curit\u00e9 avant tout lors du routage des c\u00e2bles d&#039;alimentation :<\/em><\/p>\n<p><em>\u2460 Alimentation zonale : la puissance est allou\u00e9e en fonction du nombre de modules, une alimentation 5V\/300W prend en charge 6 \u00e0 8 modules P2 ou P3.<\/em><\/p>\n<p><em>\u2461C\u00e2blage : L Phase \u2192 Rouge, N Neutre \u2192 Bleu, PE Terre \u2192 Jaune ou Vert, la connexion \u00e0 la terre doit \u00eatre fiable.<\/em><\/p>\n<p><em>\u2462Protection des conduits : Les c\u00e2bles d&#039;alimentation doivent \u00eatre achemin\u00e9s \u00e0 travers des conduits en PVC ou des chemins de c\u00e2bles, maintenus s\u00e9par\u00e9s des c\u00e2bles de signal pour \u00e9viter les interf\u00e9rences.<\/em><\/p>\n<p><em>\u2463 Utilisation ext\u00e9rieure : bo\u00eetier \u00e9tanche pour les connexions, compos\u00e9 d&#039;enrobage pour \u00e9viter les courts-circuits caus\u00e9s par l&#039;eau de pluie.<\/em><\/p>\n<p><em>(2) Acheminement des c\u00e2bles de signal\u00a0: s\u2019assurer que le sens de la cascade n\u2019est pas invers\u00e9.<\/em><\/p>\n<p><em>\u2460 C\u00e2ble r\u00e9seau : Cat 5e ou Cat 6, longueur \u2264 100 m, Carte d&#039;envoi \u2192 Carte de r\u00e9ception (IN), Carte de r\u00e9ception (OUT) \u2192 Carte suivante (IN).<\/em><\/p>\n<p><em>\u2461 Fixation : Le c\u00e2ble r\u00e9seau passe le long de la face int\u00e9rieure du cadre, fix\u00e9 avec des attaches de c\u00e2ble, et est clairement \u00e9tiquet\u00e9.<\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18405\" src=\"http:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/connect-power-cable.png\" alt=\"\" width=\"670\" height=\"497\" srcset=\"https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/connect-power-cable.png 670w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/connect-power-cable-16x12.png 16w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/p>\n<h4><span style=\"color: #008080;\">IV. Installation de l&#039;alimentation et montage de la carte de r\u00e9ception + c\u00e2blage\u00a0:<\/span><\/h4>\n<p><em>\u2460 Alimentation fixe : l&#039;alimentation est mont\u00e9e \u00e0 l&#039;arri\u00e8re du cadre, positionn\u00e9e de mani\u00e8re \u00e0 assurer la ventilation et la dissipation de la chaleur, avec un d\u00e9gagement de \u226510 cm.<\/em><\/p>\n<p><em>\u2461La carte de r\u00e9ception est fix\u00e9e \u00e0 la poutre du cadre, avec le port du c\u00e2ble ruban align\u00e9 vers les modules.<\/em><\/p>\n<p><em>\u2462La carte de r\u00e9ception est pr\u00e9install\u00e9e \u00e0 l&#039;int\u00e9rieur de l&#039;armoire, avec les c\u00e2bles ruban d\u00e9j\u00e0 connect\u00e9s en usine.<\/em><\/p>\n<p><em>\u2463Entr\u00e9e 220 V, sortie 5 V. Connectez-vous au module. L&#039;inversion de polarit\u00e9 est strictement interdite.<\/em><\/p>\n<p><em>\u2464Connectez le c\u00e2ble r\u00e9seau aux entr\u00e9es IN et OUT, et le c\u00e2ble ruban au module avec la fl\u00e8che pointant vers IN.<\/em><\/p>\n<h4><span style=\"color: #008080;\">5. Installation des modules LED : alignement et plan\u00e9it\u00e9 des joints :<\/span><\/h4>\n<p><em>\u2460Portez un bracelet antistatique pour \u00e9viter que les d\u00e9charges \u00e9lectrostatiques n&#039;endommagent les perles LED.<\/em><\/p>\n<p><em>\u2461De bas en haut, et du centre vers l&#039;ext\u00e9rieur, commencez par les blocs de base, puis \u00e9largissez.<\/em><\/p>\n<p><em>\u2462 Alignez les supports magn\u00e9tiques \u00e0 l&#039;arri\u00e8re du module avec le cadre, appuyez doucement pour fixer par attraction magn\u00e9tique et nivelez le module.<\/em><\/p>\n<p><em>\u2463Les vis M3 fixent les quatre coins, utilisez au moins 4 vis par pi\u00e8ce, en les serrant juste assez pour \u00e9viter d&#039;endommager la plaque frontale.<\/em><\/p>\n<p><em>\u2464\u00c9cart entre les modules \u2264 0,5 mm, diff\u00e9rence de hauteur des LED \u2264 0,5 mm, pas de bords noirs ni de lignes brillantes.<\/em><\/p>\n<p><em>\u2465Apr\u00e8s avoir install\u00e9 chaque rang\u00e9e, utilisez un niveau \u00e0 bulle pour v\u00e9rifier l&#039;alignement horizontal et vertical, et effectuez imm\u00e9diatement les ajustements fins.<\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18412\" src=\"http:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-led-module.png\" alt=\"\" width=\"670\" height=\"447\" srcset=\"https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-led-module.png 670w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/install-led-module-18x12.png 18w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/p>\n<h4><span style=\"color: #008080;\">VI. Inspection avant mise sous tension obligatoire \u2014 Pour \u00e9viter les courts-circuits\u00a0:<\/span><\/h4>\n<p><em>\u2460Les modules, les alimentations et les cartes de r\u00e9ception sont solidement fix\u00e9s, sans vis desserr\u00e9es.<\/em><\/p>\n<p><em>\u2461Les c\u00e2bles d&#039;alimentation et de signal ne contiennent aucun brin de cuivre expos\u00e9, et les bornes positives et n\u00e9gatives ne sont pas connect\u00e9es \u00e0 l&#039;envers.<\/em><\/p>\n<p><em>\u2462 Mise \u00e0 la terre fiable : le ch\u00e2ssis, l&#039;alimentation et les couches de blindage du signal partagent une masse commune.<\/em><\/p>\n<h4><span style=\"color: #008080;\">VII. Mise sous tension et mise en service du syst\u00e8me\u00a0: Mise sous tension + \u00e9talonnage\u00a0:<\/span><\/h4>\n<p><em>\u2460Tout d&#039;abord, mettez en marche le disjoncteur principal et v\u00e9rifiez que l&#039;alimentation 220V est stable, puis, enclenchez individuellement les disjoncteurs de chaque zone, en observant que les voyants d&#039;alimentation fonctionnent normalement.<\/em><\/p>\n<p><em>\u2461 Allumez l&#039;ordinateur et la carte d&#039;envoi, connectez la carte d&#039;envoi \u00e0 la carte de r\u00e9ception.<\/em><\/p>\n<p><em>(1) Configuration logicielle\u00a0: exemples de NovaStar et Huidu\u00a0:<\/em><\/p>\n<p><em>\u2460 Installez le logiciel de contr\u00f4le et d\u00e9finissez la r\u00e9solution d&#039;\u00e9cran Largeur et Hauteur en pixels.<\/em><\/p>\n<p><em>\u2461Configurer les cartes de r\u00e9ception d\u00e9finit le mode de num\u00e9risation, l&#039;OE et la polarit\u00e9 des donn\u00e9es, ainsi que la direction de cascade conform\u00e9ment aux sp\u00e9cifications du module.<\/em><\/p>\n<p><em>\u2462Disposition de l&#039;\u00e9cran : configurez l&#039;agencement des modules et la r\u00e9partition de la charge des cartes de r\u00e9ception.<\/em><\/p>\n<p><em>\u2463Calibrage point par point de la luminosit\u00e9 et de la couleur, \u00e9liminant les \u00e9carts de couleur et les lignes claires et fonc\u00e9es.<\/em><\/p>\n<p><em>\u2464Test : Afficher plein \u00e9cran blanc, rouge, vert et bleu, v\u00e9rifier les pixels morts, le d\u00e9salignement et le scintillement.<\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18415\" src=\"http:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/huidu-connect-drawing.jpg\" alt=\"\" width=\"670\" height=\"162\" srcset=\"https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/huidu-connect-drawing.jpg 670w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/huidu-connect-drawing-18x4.jpg 18w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-18343\" src=\"http:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/HD-Player.png\" alt=\"\" width=\"670\" height=\"454\" srcset=\"https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/HD-Player.png 670w, https:\/\/cob-leddisplay.com\/wp-content\/uploads\/2026\/05\/HD-Player-18x12.png 18w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/p>\n<h4><span style=\"color: #008080;\">VIII. Finalisation et acceptation S\u00e9curisation + Protection :<\/span><\/h4>\n<p><em>\u2460Tous les c\u00e2bles sont soigneusement regroup\u00e9s avec des attaches autobloquantes, plac\u00e9s dans les chemins de c\u00e2bles et clairement \u00e9tiquet\u00e9s.<\/em><\/p>\n<p><em>\u2461Un mastic \u00e9tanche est appliqu\u00e9 autour du p\u00e9rim\u00e8tre du panneau d&#039;affichage, et toutes les interfaces sont scell\u00e9es pour emp\u00eacher l&#039;infiltration d&#039;eau de pluie.<\/em><\/p>\n<p><em>\u2462 Des orifices de ventilation sont pr\u00e9vus \u00e0 l&#039;arri\u00e8re ; un ventilateur peut \u00eatre install\u00e9 pour les environnements \u00e0 haute temp\u00e9rature.<\/em><\/p>\n<p><em>\u2463 Apr\u00e8s 24 heures de fonctionnement continu, aucun plantage du syst\u00e8me, aucune distorsion de l&#039;\u00e9cran ni pixel mort n&#039;ont \u00e9t\u00e9 constat\u00e9s ; l&#039;affichage a fonctionn\u00e9 normalement.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>I. Pr\u00e9paration avant installation\u00a0: S\u00e9curit\u00e9 et pr\u00e9cision\u00a0: (1) Inspection du site et validation du plan\u00a0: \u2460 Confirmer l\u2019emplacement d\u2019installation (mur, colonne ou suspension), les dimensions (longueur, hauteur et profondeur), la capacit\u00e9 de charge ext\u00e9rieure (\u2265\u00a050\u00a0kg\/m\u00b2) et la plan\u00e9it\u00e9 du mur (tol\u00e9rance \u2264\u00a05\u00a0mm\/m). \u2461 Planifier le cheminement des c\u00e2bles d\u2019alimentation et de signal et pr\u00e9voir un espace de maintenance d\u2019au moins 30\u00a0cm \u00e0 l\u2019arri\u00e8re. [\u2026]<\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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