https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/typeC-jie-kou-wai-jie-kuo-zhan-ping-mei-fan-ying/m-p/1164936#M448060 <P>一直用typeC接口扩展坞外接VGA接口作扩展屏，今天打开电脑后扩展屏一直显示无信号输入，在其他电脑上测试扩展坞没问题，查看笔记本的外界设备发现typeC接口显示为USB2.0 BILLBOARD</P><P>测试扩展坞、外界屏幕都没有问题</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="DDDDDWEN_0-1653190606936.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/74092iB3FA677D5AA670F5/image-size/medium?v=v2&amp;px=400" role="button" title="DDDDDWEN_0-1653190606936.png" alt="DDDDDWEN_0-1653190606936.png" /></span></P><P>&nbsp;</P> Sun, 22 May 2022 03:38:16 GMT DDDDDWEN 2022-05-22T03:38:16Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/typeC-jie-kou-wai-jie-kuo-zhan-ping-mei-fan-ying/m-p/1164936#M448060 <P>一直用typeC接口扩展坞外接VGA接口作扩展屏，今天打开电脑后扩展屏一直显示无信号输入，在其他电脑上测试扩展坞没问题，查看笔记本的外界设备发现typeC接口显示为USB2.0 BILLBOARD</P><P>测试扩展坞、外界屏幕都没有问题</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="DDDDDWEN_0-1653190606936.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/74092iB3FA677D5AA670F5/image-size/medium?v=v2&amp;px=400" role="button" title="DDDDDWEN_0-1653190606936.png" alt="DDDDDWEN_0-1653190606936.png" /></span></P><P>&nbsp;</P> Sun, 22 May 2022 03:38:16 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/typeC-jie-kou-wai-jie-kuo-zhan-ping-mei-fan-ying/m-p/1164936#M448060 DDDDDWEN 2022-05-22T03:38:16Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/typeC-jie-kou-wai-jie-kuo-zhan-ping-mei-fan-ying/m-p/1164969#M448061 <P>将通用串行总线控制器里面的驱动全部卸载掉，然后重启一下机器，重启之后重新检测一下系统更新，一直更新到没有任何可用的更新为止。</P><P>&nbsp;</P><P>可以通过下面二维码关注惠普服务公众号，查询驱动，保修及文档，也可以查询维修中心联系人工获取支持。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="hlin_0-1653206287552.png" style="width: 130px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/74100iE82E8A3C776CBE23/image-dimensions/130x130?v=v2" width="130" height="130" role="button" title="hlin_0-1653206287552.png" alt="hlin_0-1653206287552.png" /></span></P><P>&nbsp;</P> Sun, 22 May 2022 07:58:17 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/typeC-jie-kou-wai-jie-kuo-zhan-ping-mei-fan-ying/m-p/1164969#M448061 hlin 2022-05-22T07:58:17Z