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电脑开机后风扇不转主机灯不亮
更新时间: 2020-10-04 00:00:00  

主机电源或主板问题,首先要检查各组电源线是否插好;

1、拔下电源插线,打开机箱,拔下主电源所有插线;

2、插上电源输入线,用万用表分组测量各组输出电压情况,看是否有输出、各组电压是否符合要求;

3、如果各组电压正常,那就是主板问题,建议送修。

关键词: 电脑 开机 风扇 主机

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