https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/an-jian-quan-bu-bu-neng-yong/m-p/1170853#M259630 <P>您好</P><P>可尝试断电30分钟以上，重新连接打印机电源线，重新开机测试。</P><P>如果问题仍无法解决，建议联系维修中心具体检测打印机，可能和打印机硬件有关，需要维修。</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><BR />给您带来不便，敬请谅解。</P> Mon, 20 Jun 2022 02:23:21 GMT 双鱼座鲨鱼 2022-06-20T02:23:21Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/an-jian-quan-bu-bu-neng-yong/m-p/1170664#M259614 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="idlefish-msg-1655592867221.jpg" style="width: 1080px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/75419i06F26FFD5140BF1D/image-size/medium?v=v2&amp;px=400" role="button" title="idlefish-msg-1655592867221.jpg" alt="idlefish-msg-1655592867221.jpg" /></span></P><P> 屏幕满屏显示，所有按键都不能用</P> Sat, 18 Jun 2022 22:55:53 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/an-jian-quan-bu-bu-neng-yong/m-p/1170664#M259614 申磊杰 2022-06-18T22:55:53Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/an-jian-quan-bu-bu-neng-yong/m-p/1170853#M259630 <P>您好</P><P>可尝试断电30分钟以上，重新连接打印机电源线，重新开机测试。</P><P>如果问题仍无法解决，建议联系维修中心具体检测打印机，可能和打印机硬件有关，需要维修。</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><BR />给您带来不便，敬请谅解。</P> Mon, 20 Jun 2022 02:23:21 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/an-jian-quan-bu-bu-neng-yong/m-p/1170853#M259630 双鱼座鲨鱼 2022-06-20T02:23:21Z