{"id":6564,"date":"2025-07-16T13:24:50","date_gmt":"2025-07-16T13:24:50","guid":{"rendered":"https:\/\/portatilinformatica.com.br\/?p=6564"},"modified":"2025-09-16T17:59:06","modified_gmt":"2025-09-16T17:59:06","slug":"reparo-unifi-u6-lr-bh","status":"publish","type":"post","link":"https:\/\/demo03wesoftwaredesign.com.br\/?p=6564","title":{"rendered":"Reparo Unifi U6\u2011LR em BH \u2013 Diode PoE, Placa e Firmware com Pe\u00e7as em Estoque"},"content":{"rendered":"<h2 data-start=\"44\" data-end=\"135\"><strong data-start=\"50\" data-end=\"135\">Unifi U6\u2011LR \u2013 Defeitos Cr\u00f4nicos, Diagn\u00f3stico Avan\u00e7ado e Reparo de Placa-M\u00e3e em BH<\/strong><\/h2>\n<p data-start=\"137\" data-end=\"174\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">O <strong data-start=\"2\" data-end=\"17\">Unifi U6\u2011LR<\/strong>, apesar do alcance estendido, apresenta diversos problemas relatados por usu\u00e1rios, como falhas el\u00e9tricas, consumo elevado, instabilidade e reboot constante. A <strong data-start=\"177\" data-end=\"201\">Port\u00e1til Inform\u00e1tica<\/strong> oferece troca de componentes, reparo de placa-m\u00e3e e reposi\u00e7\u00e3o r\u00e1pida para minimizar seu downtime.<\/span><\/p>\n<h3 data-start=\"181\" data-end=\"222\">\u2620\ufe0f <strong data-start=\"188\" data-end=\"222\">Principais problemas relatados<\/strong><\/h3>\n<h4 data-start=\"224\" data-end=\"260\">1. <strong data-start=\"232\" data-end=\"260\">Falha no boot \/ n\u00e3o liga<\/strong><\/h4>\n<blockquote data-start=\"264\" data-end=\"341\">\n<p data-start=\"266\" data-end=\"341\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cSo one day I\u2019ve noticed that my U6 LR AP is down\u2026 multimeter I found that diode d8 is shortening\u2026 desoldered it\u2026 works!\u201d<\/span><\/p>\n<\/blockquote>\n<p data-start=\"343\" data-end=\"380\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u2714\ufe0f Solu\u00e7\u00e3o: substitui\u00e7\u00e3o de diodos de supress\u00e3o PoE TVS e reparo na placa-m\u00e3e.<\/span><\/p>\n<h4 data-start=\"387\" data-end=\"437\">2. <strong data-start=\"395\" data-end=\"437\">Taxa alta de falhas \/ reboot frequente<\/strong><\/h4>\n<ul data-start=\"439\" data-end=\"596\">\n<li data-start=\"439\" data-end=\"518\">\n<p data-start=\"441\" data-end=\"518\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cVery High Failure Rate\u2026 26 fail out of 90 in 20 months\u201d<\/span><\/p>\n<\/li>\n<li data-start=\"519\" data-end=\"596\">\n<p data-start=\"521\" data-end=\"596\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cKeeps crashing\u2026 reboot v\u00e1rias vezes por dia\u201d<\/span><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"598\" data-end=\"677\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">Sinais comuns: LEDs piscando, APs frios e sem resposta.<\/span><br data-start=\"635\" data-end=\"638\" \/><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u2714\ufe0f Solu\u00e7\u00e3o: an\u00e1lise de consumo, recupera\u00e7\u00e3o do circuito PoE, substitui\u00e7\u00e3o de componentes danificados e remapeamento de trilhas.<\/span><\/p>\n<h4 data-start=\"684\" data-end=\"740\">3. <strong data-start=\"692\" data-end=\"740\">Instabilidade Wi\u2011Fi \/ desconex\u00f5es peri\u00f3dicas<\/strong><\/h4>\n<blockquote data-start=\"742\" data-end=\"823\">\n<p data-start=\"744\" data-end=\"823\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cSeus LRs s\u00e3o super inst\u00e1veis, cai muito\u2026 U6\u2011Pros nunca falharam.\u201d<\/span><\/p>\n<\/blockquote>\n<p data-start=\"825\" data-end=\"864\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u2714\ufe0f Solu\u00e7\u00e3o: ajuste de firmware, redu\u00e7\u00e3o de transmit power e an\u00e1lise de interfer\u00eancia\/stp.<\/span><\/p>\n<h4 data-start=\"871\" data-end=\"930\">4. <strong data-start=\"879\" data-end=\"930\">Consumo excessivo de energia \/ superaquecimento<\/strong><\/h4>\n<ul data-start=\"932\" data-end=\"1097\">\n<li data-start=\"932\" data-end=\"1015\">\n<p data-start=\"934\" data-end=\"1015\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cCome\u00e7ou a desenhar mais power e 85% TX errors\u201d<\/span><\/p>\n<\/li>\n<li data-start=\"1016\" data-end=\"1097\">\n<p data-start=\"1018\" data-end=\"1097\"><span class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\">\u201cCerca de 8,3W com 52\u202fV\u201d<\/span><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1099\" data-end=\"1204\">\u2714\ufe0f Solu\u00e7\u00e3o: substitui\u00e7\u00e3o de indutores, recria\u00e7\u00e3o de dissipa\u00e7\u00e3o t\u00e9rmica e resoldagem de controladores PoE.<\/p>\n<h3 data-start=\"1211\" data-end=\"1252\">\ufe0f <strong data-start=\"1219\" data-end=\"1252\">Servi\u00e7os Port\u00e1til Inform\u00e1tica<\/strong><\/h3>\n<ul data-start=\"1254\" data-end=\"1645\">\n<li data-start=\"1254\" data-end=\"1333\">\n<p data-start=\"1256\" data-end=\"1333\"><strong data-start=\"1256\" data-end=\"1263\">TPV<\/strong>: troca de diodos TVS, indutores, fus\u00edveis, portas PoE e filtros RJ\u201145<\/p>\n<\/li>\n<li data-start=\"1334\" data-end=\"1410\">\n<p data-start=\"1336\" data-end=\"1410\"><strong data-start=\"1336\" data-end=\"1359\">Reparo de placa-m\u00e3e<\/strong> com esta\u00e7\u00e3o BGA, microscope e alimenta\u00e7\u00e3o de teste<\/p>\n<\/li>\n<li data-start=\"1411\" data-end=\"1481\">\n<p data-start=\"1413\" data-end=\"1481\"><strong data-start=\"1413\" data-end=\"1435\">Firmware e ajustes<\/strong> via SSH, CLI, Wireshark e verifica\u00e7\u00e3o STP\/DNS<\/p>\n<\/li>\n<li data-start=\"1482\" data-end=\"1557\">\n<p data-start=\"1484\" data-end=\"1557\"><strong data-start=\"1484\" data-end=\"1504\">Pe\u00e7as em estoque<\/strong> com reposi\u00e7\u00e3o imediata para APs, switches e gateways<\/p>\n<\/li>\n<li data-start=\"1558\" data-end=\"1645\">\n<p data-start=\"1560\" data-end=\"1645\"><strong data-start=\"1560\" data-end=\"1590\">Teste intensivo p\u00f3s-reparo<\/strong> com ciclo de energia, throughput e vetores 2,4 e 5\u202fGHz<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1652\" data-end=\"1680\"><strong data-start=\"1659\" data-end=\"1680\">\u00c1gil e local \u2013 BH<\/strong><\/h3>\n<p data-start=\"1682\" data-end=\"1770\">Atendemos na <strong data-start=\"1695\" data-end=\"1743\">Av. Guarapari, n\u00ba\u202f53 \u2013 loja\u202f8 \u2013 Santa Am\u00e9lia<\/strong>, com cobertura a at\u00e9 3\u202fkm:<\/p>\n<ul data-start=\"1772\" data-end=\"1862\">\n<li data-start=\"1772\" data-end=\"1788\">\n<p data-start=\"1774\" data-end=\"1788\">Santa Am\u00e9lia<\/p>\n<\/li>\n<li data-start=\"1789\" data-end=\"1805\">\n<p data-start=\"1791\" data-end=\"1805\">Santa M\u00f4nica<\/p>\n<\/li>\n<li data-start=\"1806\" data-end=\"1817\">\n<p data-start=\"1808\" data-end=\"1817\">Jaragu\u00e1<\/p>\n<\/li>\n<li data-start=\"1818\" data-end=\"1831\">\n<p data-start=\"1820\" data-end=\"1831\">Liberdade<\/p>\n<\/li>\n<li data-start=\"1832\" data-end=\"1849\">\n<p data-start=\"1834\" data-end=\"1849\">Jardim Leblon<\/p>\n<\/li>\n<li data-start=\"1850\" data-end=\"1862\">\n<p data-start=\"1852\" data-end=\"1862\">Pampulha<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1864\" data-end=\"1976\">WhatsApp: <strong data-start=\"1877\" data-end=\"1894\">xx31995787120<\/strong><br data-start=\"1894\" data-end=\"1897\" \/>Instagram: <a class=\"\" href=\"https:\/\/instagram.com\/portatilinformatica\" target=\"_new\" rel=\"noopener\" data-start=\"1911\" data-end=\"1976\">@portatilinformatica<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unifi U6\u2011LR \u2013 Defeitos Cr\u00f4nicos, Diagn\u00f3stico Avan\u00e7ado e Reparo de Placa-M\u00e3e em BH O Unifi U6\u2011LR, apesar do alcance estendido, apresenta diversos problemas relatados por usu\u00e1rios, como falhas el\u00e9tricas, consumo elevado, instabilidade e reboot constante. A Port\u00e1til Inform\u00e1tica oferece troca de componentes, reparo de placa-m\u00e3e e reposi\u00e7\u00e3o r\u00e1pida para minimizar seu downtime. \u2620\ufe0f Principais problemas&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31,32,33,36,37],"tags":[],"class_list":["post-6564","post","type-post","status-publish","format-standard","hentry","category-area-de-atuacao","category-blog","category-dicas","category-tecnologia","category-windows"],"_links":{"self":[{"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/posts\/6564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6564"}],"version-history":[{"count":2,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/posts\/6564\/revisions"}],"predecessor-version":[{"id":22430,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=\/wp\/v2\/posts\/6564\/revisions\/22430"}],"wp:attachment":[{"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demo03wesoftwaredesign.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}