https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1065499#M238936 <P>您好</P><P>建议您及时联系维修中心确认是否可以提供低版本固件。</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></P><P>给您带来不便，敬请谅解。</P><P>&nbsp;</P> Wed, 30 Dec 2020 01:57:32 GMT 双鱼座鲨鱼 2020-12-30T01:57:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1065475#M238930 有没有hp7720打印机最低版本的固件，哪位大佬发一个，谢谢，固件升级了导致墨盒芯片识别不了，要降级 有的话发邮箱2258122441@qq.com，谢谢！ Tue, 29 Dec 2020 15:33:31 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1065475#M238930 一叶扁舟221 2020-12-29T15:33:31Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1065499#M238936 <P>您好</P><P>建议您及时联系维修中心确认是否可以提供低版本固件。</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></P><P>给您带来不便，敬请谅解。</P><P>&nbsp;</P> Wed, 30 Dec 2020 01:57:32 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1065499#M238936 双鱼座鲨鱼 2020-12-30T01:57:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1339192#M304799 鲨鱼哥，这边刚换了一个墨水提示供墨系统故障，换了原装的也还是不行，提示非空墨水。 Wed, 09 Apr 2025 10:00:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1339192#M304799 huluwazz 2025-04-09T10:00:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1339226#M304808 <P>您好</P> <P>请在电脑上打开一个浏览器。</P> <P>然后在浏览器的地址栏中输入打印机ip地址，回车。</P> <P>登录打印机网页后，在首页中截图耗材状态和事件日志，发图片给我，以便确认问题，谢谢。</P> Thu, 10 Apr 2025 01:25:32 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1339226#M304808 双鱼座鲨鱼 2025-04-10T01:25:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341547#M305441 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1000076449.jpg" style="width: 1081px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/121078iD9082D66A383492C/image-size/medium?v=v2&amp;px=400" role="button" title="1000076449.jpg" alt="1000076449.jpg" /></span></P><P> </P> Fri, 25 Apr 2025 10:51:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341547#M305441 huluwazz 2025-04-25T10:51:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341549#M305442 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1000076073.jpg" style="width: 1081px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/121079iB92EF79798AD2D65/image-size/medium?v=v2&amp;px=400" role="button" title="1000076073.jpg" alt="1000076073.jpg" /></span></P><P> </P> Fri, 25 Apr 2025 10:53:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341549#M305442 huluwazz 2025-04-25T10:53:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341556#M305443 <P>您好</P> <P>从图片来看，提示黄色墨盒缺墨。</P> <P>建议登录打印机网页，提供墨盒状态及事件日志截图，以便确认问题，谢谢。</P> Fri, 25 Apr 2025 12:17:49 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/guan-yu-hui-pu7720da-yin-ji-gu-jian-sheng-ji/m-p/1341556#M305443 双鱼座鲨鱼 2025-04-25T12:17:49Z