收到同行送来的故障机壹台九阳C21-SC011电磁炉,故障表现为通电试机显示E4故障代码,拆机检测电磁炉300V电压正常,怀疑检测电路问题,后检查发现R210、R201这2个大电阻坏了,更换后故障修复。 |
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