https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puC7280kai-ji-zhi-jie-ti-shi-guan-bi-dian-yuan-zhong-xin-qi-dong/m-p/1168787#M259314 <P>您好</P><P>可以尝试关机后，等待10分钟以上，换一个电源环境测试一下。</P><P>如果问题仍无法解决，建议联系维修中心具体检测一下打印机。&nbsp;</P><P>这是维修中心查询链接：<A href="http://support.hpicss.com/ascindex_detail.aspx" target="_blank">http://support.hpicss.com/ascindex_detail.aspx</A>&nbsp;<BR />给您带来不带，敬请谅解</P> Thu, 09 Jun 2022 07:11:51 GMT 双鱼座鲨鱼 2022-06-09T07:11:51Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puC7280kai-ji-zhi-jie-ti-shi-guan-bi-dian-yuan-zhong-xin-qi-dong/m-p/1168768#M259305 <P>开机提示关闭电源重新启动，然后所有按键都失灵，重启后又提示关闭电源重新启动，一直这样，动都动不了，什么情况呢？</P> Thu, 09 Jun 2022 05:30:10 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puC7280kai-ji-zhi-jie-ti-shi-guan-bi-dian-yuan-zhong-xin-qi-dong/m-p/1168768#M259305 C7280打印 2022-06-09T05:30:10Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puC7280kai-ji-zhi-jie-ti-shi-guan-bi-dian-yuan-zhong-xin-qi-dong/m-p/1168787#M259314 <P>您好</P><P>可以尝试关机后，等待10分钟以上，换一个电源环境测试一下。</P><P>如果问题仍无法解决，建议联系维修中心具体检测一下打印机。&nbsp;</P><P>这是维修中心查询链接：<A href="http://support.hpicss.com/ascindex_detail.aspx" target="_blank">http://support.hpicss.com/ascindex_detail.aspx</A>&nbsp;<BR />给您带来不带，敬请谅解</P> Thu, 09 Jun 2022 07:11:51 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puC7280kai-ji-zhi-jie-ti-shi-guan-bi-dian-yuan-zhong-xin-qi-dong/m-p/1168787#M259314 双鱼座鲨鱼 2022-06-09T07:11:51Z