https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288395#M288949 <P>HP officejet pro 7740</P><P>打印机打印A4正常，但是打印A3的时候就会出现颜色灰度（几乎是黑白），图形和文字出现锯齿状，换个文件打印也是一样的。但是通过其他电脑打印又显示正常</P> Mon, 29 Apr 2024 09:34:38 GMT 秋啊 2024-04-29T09:34:38Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288395#M288949 <P>HP officejet pro 7740</P><P>打印机打印A4正常，但是打印A3的时候就会出现颜色灰度（几乎是黑白），图形和文字出现锯齿状，换个文件打印也是一样的。但是通过其他电脑打印又显示正常</P> Mon, 29 Apr 2024 09:34:38 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288395#M288949 秋啊 2024-04-29T09:34:38Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288399#M288951 <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, 29 Apr 2024 09:55:58 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288399#M288951 双鱼座鲨鱼 2024-04-29T09:55:58Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288402#M288952 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="8a4d7409d84f6572bb09b741fe498d7.png" style="width: 465px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/105877i45A4DC30FB73E08D/image-size/large?v=v2&amp;px=999" role="button" title="8a4d7409d84f6572bb09b741fe498d7.png" alt="8a4d7409d84f6572bb09b741fe498d7.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="a5d14adcf27bfb4d26288c4b9e0d617.png" style="width: 444px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/105878iC535CA115780E898/image-size/large?v=v2&amp;px=999" role="button" title="a5d14adcf27bfb4d26288c4b9e0d617.png" alt="a5d14adcf27bfb4d26288c4b9e0d617.png" /></span></P> Mon, 29 Apr 2024 10:00:08 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288402#M288952 秋啊 2024-04-29T10:00:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288459#M288966 <P>这是我按照你前面教其他网友的方法，重新下载了打印驱动，A3能打印彩色了，图形和文字也没出现锯齿状了，但是还有一个问题，A3打印出来有些有墨，有些没墨，A4打印正常没问题<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="15c1f87a4b989330499d044c92ae601.jpg" style="width: 600px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/105890i1FEEA48820B18F68/image-size/large?v=v2&amp;px=999" role="button" title="15c1f87a4b989330499d044c92ae601.jpg" alt="15c1f87a4b989330499d044c92ae601.jpg" /></span></P> Tue, 30 Apr 2024 02:27:02 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288459#M288966 秋啊 2024-04-30T02:27:02Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288556#M288988 <P>您好</P><P>从打印效果来看，可能和打印头堵塞有关。</P><P>建议在电脑上打开hp smart--打印机设置--工具--打印质量工具--打印质量页。</P><P>然后通过打印机的质量页效果，确认是否需要清洁打印头，方便的话，可以发图片给我， 谢谢。</P> Tue, 30 Apr 2024 07:37:59 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1288556#M288988 双鱼座鲨鱼 2024-04-30T07:37:59Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1291284#M289887 <P>已经搞定，确实是打印头的问题</P> Mon, 20 May 2024 07:43:53 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1291284#M289887 秋啊 2024-05-20T07:43:53Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1291432#M289939 <P>感谢反馈</P> Tue, 21 May 2024 05:51:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1291432#M289939 双鱼座鲨鱼 2024-05-21T05:51:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1295997#M291312 <P>我们这很多笔记本都是这个问题，怎么解决请问</P><P>&nbsp;</P> Thu, 20 Jun 2024 07:38:13 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1295997#M291312 也是啊 2024-06-20T07:38:13Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296091#M291347 <P>您好！请问打印机什么型号，具体什么问题，电脑什么系统</P> Fri, 21 Jun 2024 02:22:47 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296091#M291347 鱼柏卡 2024-06-21T02:22:47Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296211#M291420 <P>我也有同样的问题，楼主若解决了请分享一下，感谢！</P> Fri, 21 Jun 2024 11:23:03 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296211#M291420 star-888 2024-06-21T11:23:03Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296220#M291422 <P>打印机：HP office Jet pro 7740</P><P>电脑系统： Win11&nbsp;&nbsp;</P> Fri, 21 Jun 2024 13:22:40 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296220#M291422 star-888 2024-06-21T13:22:40Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296582#M291521 <P>您好</P><P>请提供打印质量页，以便确认问题，谢谢。</P> Mon, 24 Jun 2024 09:32:31 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1296582#M291521 双鱼座鲨鱼 2024-06-24T09:32:31Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1298891#M292319 <P><A href="https://ftp.hp.com/pub/softlib/software13/printers/OJ7740/Basic_Webpack_x64-40.16.1234-OJ7740_Basicx64_Webpack.exe" target="_blank">https://ftp.hp.com/pub/softlib/software13/printers/OJ7740/Basic_Webpack_x64-40.16.1234-OJ7740_Basicx64_Webpack.exe</A></P><P>就是这个链接，下载新的打印驱动，就可以了</P> Mon, 08 Jul 2024 07:52:02 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1298891#M292319 秋啊 2024-07-08T07:52:02Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325374#M300758 <P>我的打印机也是7740，现象是打印A4没有任何问题，打印A3就是灰色锯齿，字都看不清楚。</P><P>我先下载了驱动，装了反而打印机用不了了用 hp smart修复了才能继续打印，但是A3问题没有解决。然后按照这个教程添加了端口，但问题也依旧存在。不知道接下来还能怎么做，请指教，谢谢！</P> Wed, 08 Jan 2025 07:46:09 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325374#M300758 芒果娘 2025-01-08T07:46:09Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325378#M300761 <P>您好</P> <P>如果重新安装上贴中的驱动无效，建议打印质量页，发图片给我，以便确认问题。</P> <P>谢谢</P> Wed, 08 Jan 2025 07:49:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325378#M300761 双鱼座鲨鱼 2025-01-08T07:49:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325408#M300774 <P>是这个吗？</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1736324947744.jpeg" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/115719iB848D7D2126B5DAA/image-size/medium?v=v2&amp;px=400" role="button" title="_0-1736324947744.jpeg" alt="_0-1736324947744.jpeg" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 08 Jan 2025 08:29:30 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325408#M300774 芒果娘 2025-01-08T08:29:30Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325624#M300887 <P>您好</P> <P>建议先重新安装驱动测试，谢谢。</P> Thu, 09 Jan 2025 09:54:28 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/A4da-yin-cai-se-hei-bai-zheng-chang-A3da-yin-tu-xing-he-wen-zi-chu-xian-ju-chi-zhuang-da-yin-bu-le-cai-se/m-p/1325624#M300887 双鱼座鲨鱼 2025-01-09T09:54:28Z