https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898711#M57879 <P>因为机箱前面的电压没后面的电压高,正常情况下接后面比较好</P> Mon, 29 Oct 2018 08:27:05 GMT 长春藤ze 2018-10-29T08:27:05Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898533#M57868 <P>790-077ccn暗影精灵3 台式机&nbsp;</P><P>同样是USB3，读我的固态移动硬盘，后面板的USB口读取速度可以稳定到150M左右，而前面板的USB口仅有不到40M的速度，是哪里没设置好吗？</P> Sat, 27 Oct 2018 12:33:32 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898533#M57868 蓝无牙 2018-10-27T12:33:32Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898711#M57879 <P>因为机箱前面的电压没后面的电压高,正常情况下接后面比较好</P> Mon, 29 Oct 2018 08:27:05 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898711#M57879 长春藤ze 2018-10-29T08:27:05Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898911#M57900 <P>您好：</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="USB接口.jpg" style="width: 560px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/32471i579A6B164F9ABDC5/image-size/large?v=v2&amp;px=999" role="button" title="USB接口.jpg" alt="USB接口.jpg" /></span></P><P>看看您链接的接口，具体是哪个接口。</P><P>同时打开设备管理器，展开通用串行总线，将下面所有usb 设备右键-属性，允许关闭节约电源勾掉。</P><P>&nbsp;</P> Tue, 30 Oct 2018 08:02:03 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/790-077ccn-an-ying-jing-ling3-tai-shi-ji-wei-shen-me-qian-zhiUSB-kou-su-du-man-hen-duo/m-p/898911#M57900 Chen-MF 2018-10-30T08:02:03Z