https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1139954#M253750 <P><SPAN>惠普打印机 OfficeJet pro 7720打印A4没问题，</SPAN><EM>打印A3</EM><SPAN>时线条全是</SPAN><EM>锯齿状</EM><SPAN>的是什么原因</SPAN></P> <P><SPAN><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1.png" style="width: 185px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/68815iCACB280E26DA7222/image-size/large?v=v2&amp;px=999" role="button" title="1.png" alt="1.png" /></span></SPAN></P> Fri, 14 Jan 2022 04:03:08 GMT 感恩 2022-01-14T04:03:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1139954#M253750 <P><SPAN>惠普打印机 OfficeJet pro 7720打印A4没问题，</SPAN><EM>打印A3</EM><SPAN>时线条全是</SPAN><EM>锯齿状</EM><SPAN>的是什么原因</SPAN></P> <P><SPAN><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1.png" style="width: 185px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/68815iCACB280E26DA7222/image-size/large?v=v2&amp;px=999" role="button" title="1.png" alt="1.png" /></span></SPAN></P> Fri, 14 Jan 2022 04:03:08 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1139954#M253750 感恩 2022-01-14T04:03:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1139982#M253762 <P>您好</P><P>建议对打印机做1-2次校准后，重新测试打印效果。</P><P>如果问题依旧，可尝试调整打印质量后再重新测试。</P><P>如果问题仍无法解决，需要联系维修中心具体检测打印机。</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 />给您带来不带，敬请谅解</P> Fri, 14 Jan 2022 05:15:32 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1139982#M253762 双鱼座鲨鱼 2022-01-14T05:15:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140068#M253794 <P>无作用</P><P>&nbsp;</P> Fri, 14 Jan 2022 11:12:19 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140068#M253794 感恩 2022-01-14T11:12:19Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140415#M253857 <P>您好</P><P>如果校准无效，有没有联系维修中心具体检测一下打印机呢？</P><P>&nbsp;</P> Mon, 17 Jan 2022 07:33:39 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140415#M253857 双鱼座鲨鱼 2022-01-17T07:33:39Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140524#M253885 <P>维修中心把我推给400的客服了，客服给了一个软件驱动，安装时候无作用，就不了了之了</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screenshot_20220117_214926_com.tencent.mm.jpg" style="width: 1080px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/68895i57D260EBFE814B5E/image-size/medium?v=v2&amp;px=400" role="button" title="Screenshot_20220117_214926_com.tencent.mm.jpg" alt="Screenshot_20220117_214926_com.tencent.mm.jpg" /></span></P><P> </P> Mon, 17 Jan 2022 13:49:53 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140524#M253885 感恩 2022-01-17T13:49:53Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140585#M253903 <P>您 好</P><P>从打印效果来看，打印机存在硬件问题可能性较大，建议联系当地维修中心具体检测打印机。</P><P>&nbsp;</P> Tue, 18 Jan 2022 02:34:03 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/OfficeJet-pro-7720da-yin-ji-daA4zheng-chang-da-yinA3shi-xian-tiao-quan-shi-ju-chi-zhuang/m-p/1140585#M253903 双鱼座鲨鱼 2022-01-18T02:34:03Z