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华硕MSA7BL-MLX3 PLUS主板不开机

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Post time: 2020-3-19 11:31:35
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本帖最后由 cjt 于 2020-3-19 11:37 编辑

一台华硕MSA7BL-MLX3 PLUS台式机电脑主板,不开机,检测PCI插槽什么电压都没有。电源正常,短接绿线与黑线各电压输出正常,PCI插槽上3.3V、5V、12V、-12V也有电压。本人对电脑主板不懂,求高手指点。

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 Author| Post time: 2020-3-19 17:13:01
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初步检测开机插针非接地脚电压为0V,不知此电压来自哪里,哪位有此板电路图?
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Post time: 2020-3-27 09:35:21
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小系统看看能否点亮主板
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