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平凡pingfan
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樓主  發(fā)表于: 2014-04-23 07:48
拆機歐姆龍觸摸屏自己測試沒(méi)問(wèn)題，在某寶上出掉了。買(mǎi)家收到后說(shuō)，通電后黑屏，并且搖晃時(shí)內部有響聲，我讓他打開(kāi)看看，說(shuō)有個(gè)東西開(kāi)焊了。如圖：

  我想問(wèn)的是掉下來(lái)的元件是什么？運輸過(guò)程中開(kāi)焊脫落正常嗎，是不是買(mǎi)家在玩什么貓膩呀？
fby546925976
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1樓  發(fā)表于: 2014-04-25 15:31
這種電感 會(huì )脫落也正常啦 在高壓板上 主要是供電的 沒(méi)有電過(guò) 當然是不2啦！焊好就可以了～
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