https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297560#M291856 <P>打印A4没问题，颜色只是灰度，打印机设置没问题 就是A3打印出现问题。</P> Mon, 01 Jul 2024 05:41:08 GMT 白白1021 2024-07-01T05:41:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297555#M291851 <P>原打印机为HP8010,后更换为HP 7720宽幅一体机，下载驱动正常安装使用，发现A4打印没问题，可打印A3却有锯齿，颜色失真。还请HP工程师帮忙解答。谢谢</P> Mon, 01 Jul 2024 04:55:57 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297555#M291851 白白1021 2024-07-01T04:55:57Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297557#M291853 <P>您好</P><P>如果墨水量充足，麻烦清洁打印机打印头1-2次后，重新校准打印机。</P><P>完成校准后，重新测试打印效果即可。</P><P>&nbsp;</P> Mon, 01 Jul 2024 05:12:17 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297557#M291853 双鱼座鲨鱼 2024-07-01T05:12:17Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297560#M291856 <P>打印A4没问题，颜色只是灰度，打印机设置没问题 就是A3打印出现问题。</P> Mon, 01 Jul 2024 05:41:08 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297560#M291856 白白1021 2024-07-01T05:41:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297869#M291974 <P>A4打印没有问题，就是在A3打印过程中出现锯齿，是否是驱动冲突，毕竟以前也是惠普打印机</P> Tue, 02 Jul 2024 08:59:29 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297869#M291974 白白1021 2024-07-02T08:59:29Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297894#M291986 <P>您好</P><P>如果墨水量充足，麻烦清洁打印机打印头1-2次后，重新校准打印机。</P><P>完成校准后，重新测试打印效果即可。</P><P>谢谢</P> Tue, 02 Jul 2024 09:44:30 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7720-da-yinA3chu-xian-ju-chi-qie-yan-se-shi-zhen/m-p/1297894#M291986 双鱼座鲨鱼 2024-07-02T09:44:30Z