https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78704#M203085 感谢分享 Thu, 16 May 2013 07:06:38 GMT hq2852 2013-05-16T07:06:38Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78508#M203083 <P><SPAN>每个USB口限制供电为500mA，超过后可能会自动关闭接口。</SPAN><BR /><BR /><SPAN>解决办法：</SPAN><BR /><SPAN>1、将USB设备分别接到主板上不同的USB口；</SPAN><BR /><SPAN>2、用一端带双USB插头的延长线，将两个插头都插到主板的USB口中（其中一个专门为取电）；</SPAN><BR /><SPAN>3、用带PS/2（即鼠标圆口）插头的USB延长线（PS/2插头用于取电）；</SPAN><BR /><SPAN>4、用带电源的USB HUB（一分多的，也要注意每个口只接一个设备且不要再加延长线）。</SPAN></P> Thu, 16 May 2013 06:29:17 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78508#M203083 均均 2013-05-16T06:29:17Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78562#M203084 我的移动硬盘插前置usb就会供电不足 Thu, 16 May 2013 06:42:51 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78562#M203084 阿鲁 2013-05-16T06:42:51Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78704#M203085 感谢分享 Thu, 16 May 2013 07:06:38 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78704#M203085 hq2852 2013-05-16T07:06:38Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78854#M203086 <P>谢谢LZ分享</P> Thu, 16 May 2013 07:43:24 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/78854#M203086 Lindj 2013-05-16T07:43:24Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79050#M203087 <P>前置一般是用于连接数据型号的，对于电源要求不高</P> Thu, 16 May 2013 09:28:41 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79050#M203087 HPSHP 2013-05-16T09:28:41Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79108#M203088 谢谢LZ分享 Thu, 16 May 2013 09:41:04 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79108#M203088 AliaW 2013-05-16T09:41:04Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79262#M203089 感谢分享!增长知识! Thu, 16 May 2013 12:50:16 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79262#M203089 IT_论坛_Users 2013-05-16T12:50:16Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79536#M203090 <P>主要是用来连接数据通信的，不是供电的</P> Thu, 16 May 2013 14:29:41 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/79536#M203090 SFO 2013-05-16T14:29:41Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/80938#M203091 方案4比较可靠 Mon, 20 May 2013 05:27:41 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/80938#M203091 小月柚子 2013-05-20T05:27:41Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/81294#M203092 <P>那楼主知道，为什么后置的USB接口，就供电充足吗</P> Tue, 21 May 2013 04:44:23 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/81294#M203092 HPSHP 2013-05-21T04:44:23Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/81800#M203093 因为后置的USB口有主板直接供电 Wed, 22 May 2013 14:31:04 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/81800#M203093 SFO 2013-05-22T14:31:04Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/82956#M203094 谢谢分享，确实使用时间长了也可能引起接触不好的~ Thu, 30 May 2013 14:11:28 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/82956#M203094 AnnaPan 2013-05-30T14:11:28Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/91443#M203095 所以很多设备会导致无法识别的 Fri, 06 Sep 2013 03:28:41 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/91443#M203095 SFO 2013-09-06T03:28:41Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/105145#M203096 前置一般链接鼠标键盘，U盘等 Tue, 03 Dec 2013 14:07:04 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/105145#M203096 HPSHP 2013-12-03T14:07:04Z https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/105347#M203097 有的时候bios中恢复下默认,会自动找到USB Wed, 04 Dec 2013 07:47:52 GMT https://h30471.www3.hp.com/t5/dian-nao-lao-tie-zi-gui-dang/dian-nao-de-qian-zhiusb-cha-tou-wei-shen-me-hui-gong-dian-bu-zu-zi-wen-zi-da/m-p/105347#M203097 SFO 2013-12-04T07:47:52Z