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2011-4-16 22:34| 发布者: weixiu| 查看: 60| 评论: 0
A1015 C1815 C3807光耦 6.2V 稳压管 VD517 VD514击穿,换后开机电压低33V 负载100W灯泡。再次代换可疑元件,无效,最后扫荡反馈环路,换掉C3807基极电容C517。OK!
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