家电维修社欢迎你! 经过排查,发现R003zuzhi阻值510k的电压控制电阻失效,此电阻与IC LA339N第7 脚连接到FGA25N120,经换同容量的电阻后开机工作正常。友情提示,文章来自互联网收集,欢迎你到论坛技术交流请点击这里www.jdwx.cn |
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