家电维修社欢迎你! 怀疑脉宽可调高频振荡电路有【故障】。卸下功率板仔细检查,发现一只分压/限流电阻R4(330KΩ/2W)断路。用数只2W电阻,串联成330KΩ代换R4,然后装机、通电,电磁灶恢复正常工作。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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