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小天鹅XQG55-1016ESL不通电

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Post time: 2019-3-28 16:07:04
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开机,测主板有220V供电,测芯片供电没有,测电源部分,无5V电压,300V正常,换TNY276PN,开机正常。

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Post time: 2019-3-29 10:49:36
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换芯片同时要把滤波一并换掉,如果不换小心返工
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 Author| Post time: 2019-3-29 17:25:08
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mingleiweixiu 2019-3-29 10:49
换芯片同时要把滤波一并换掉,如果不换小心返工

还真没有去想这些,谢了。
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Post time: 2019-4-8 10:56:27
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感谢分享  
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