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电磁炉故障代码E4是什么意思?怎么修理
更新时间: 2021-03-21 10:53:29  

1、电磁炉显示E4,表示电压过低,即电路的欠压保护(一般是电压低于175V)。

2、检修如下:拆下电路板,上电,检测主控IC(U4)的第16脚电压是否为为2.52V。如果第一步中测量到的电压不正常的,用万用表检查D1,D2,R11、R226,Z2,C203是否正常炕上述元器件只要其中一个出现问题就会引起电压保护电路动作,把损坏的元器件拆下来,换好的同规格的元器件,上电开机正常楷故障排除。

关键词: 电磁 故障 代码 e4 什么 意思 怎么 修理

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