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發(fā)布時間: 2009-1-18 23:11
正文摘要:首先感謝:小不點 同志提供測試圖一張,【就是一張白紙嘎嘎】 如圖【看不清的看實物】 上面4個芯片是負極控制芯片,學名595一個芯片可以控制8根負極,下面的3個看好了,左起是兩個138,是正極控制芯片 ,左邊那個是 ... |
學習。學習。學習學習再學習。 |
老大,我那個卡也是卡到焊錫渣子了!還以為壞掉了呢! 55.。。 |
[whitepad]***400;200;400,200;;#cf0;* m107,68 l105,66,101,66,98,67,96,68,93,70,92,72,89,76,87,83,85,86,85,89,83,92,83,106,85,114,88,121,91,127,95,130,101,133,107,134,110,134,113,135 115,135,117,133,120,132,123,130,125,126,127,124,129,119,130,117,132,107,132,104,130,101,130,98,129,96,127,95,127,93,125,92,123,88,122,88,120,85,119,84 118,82,115,81,115,80,113,79,113,78,111,78,111,77,109,75,109,74,108,74,108,73 e|********* m205,37 l205,60,207,80,209,103,209,195,207,194,207,193,206,191,206,189 e|********* m258,78 l256,78,254,80,249,82,241,86,233,91,224,97,217,104,213,106,212,108,211,109,211,110,210,110,210,112,212,113,214,116,215,118,220,123,224,126,225,128,228,131 229,133,232,134,233,136,234,137,237,138,238,140,240,141,241,143,243,143,245,145,245,146,246,147 e[/whitepad] |
驅(qū)動卡焊點有毛刺,檢查接口供電是否一至!我遇見這種問題! |
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