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    戴尔笔记本电脑原装电源180瓦,换了朋友的150瓦电源,电脑这个提示是什么原理,怎么实现的?

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    • M
      memory LV 6 last edited by

      009dced9-69d6-4fa1-b546-a124f7901d54-8610319e0768c7706c9bb1a35d50fb7.png

      戴尔笔记本电脑原装电源180瓦,换了朋友的150瓦电源,电脑这个提示是什么原理,怎么实现的?

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      • aozima
        aozima LV 5 last edited by

        好多电源是3芯的,多的那芯是个电阻,高端的甚至有通讯。

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        • M
          memory LV 6 @aozima last edited by

          @aozima

          1ddf5880-a56b-43c4-bd76-cbf568dd49fa-image.png

          好像真是3芯的。

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