https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259552#M280141 <P>您好</P><P>请在电脑上打开控制面板--设备和打印机--找到打印机（7720）图标。</P><P>右击它--打印机属性--端口。</P><P>再找到前面带√号的端口，发图片给我，以便确认问题，谢谢。</P> Mon, 23 Oct 2023 07:33:48 GMT 双鱼座鲨鱼 2023-10-23T07:33:48Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259151#M280004 <P>这台机用的是953墨盒，不管是打印还是复印，发送相关指令后，墨车一直做升降动作，好久才开始，长的时候五六分钟才开始正常打印或复印。而且在纸盒没纸的情况下，给它一个打印任务，它就一直执行，不会提示缺纸。要自己主动取消打印才会结束。</P> Thu, 19 Oct 2023 09:20:48 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259151#M280004 albertking 2023-10-19T09:20:48Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259158#M280006 <P>您好</P><P>请问设备使用的是原装耗材吗？</P><P>建议手动校准打印机后，重新测试，谢谢。</P> Thu, 19 Oct 2023 09:46:40 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259158#M280006 双鱼座鲨鱼 2023-10-19T09:46:40Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259190#M280019 <P>是原装墨盒，手动校准多次了，一直没有改变过，接收指令后墨车多次做升降动作，再打印，说坏吧，能打，说不坏吧，高速机，打印速度也太慢了</P> Fri, 20 Oct 2023 01:42:00 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259190#M280019 albertking 2023-10-20T01:42:00Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259552#M280141 <P>您好</P><P>请在电脑上打开控制面板--设备和打印机--找到打印机（7720）图标。</P><P>右击它--打印机属性--端口。</P><P>再找到前面带√号的端口，发图片给我，以便确认问题，谢谢。</P> Mon, 23 Oct 2023 07:33:48 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-officejet-pro-7720fu-yin-da-yin-chao-ji-man/m-p/1259552#M280141 双鱼座鲨鱼 2023-10-23T07:33:48Z