https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7740da-yin-ji-wu-fa-da-yin-cai-seA3/m-p/1274168#M284571 <P>您好</P><P>请下载并安装以下驱动，重新测试打印彩色A3，谢谢</P><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>&nbsp;</P> Thu, 25 Jan 2024 04:42:09 GMT 双鱼座鲨鱼 2024-01-25T04:42:09Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7740da-yin-ji-wu-fa-da-yin-cai-seA3/m-p/1274163#M284570 <P>新买的7740&nbsp; A3彩色打印机</P><P>能打印A4彩色页，能复印A3彩色页</P><P>但是无法打印A3彩色页，出来是黑白的</P><P>固件已通过HP SMART更新至最新</P><P>求解</P> Thu, 25 Jan 2024 03:44:15 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7740da-yin-ji-wu-fa-da-yin-cai-seA3/m-p/1274163#M284570 cLiang003 2024-01-25T03:44:15Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7740da-yin-ji-wu-fa-da-yin-cai-seA3/m-p/1274168#M284571 <P>您好</P><P>请下载并安装以下驱动，重新测试打印彩色A3，谢谢</P><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>&nbsp;</P> Thu, 25 Jan 2024 04:42:09 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-7740da-yin-ji-wu-fa-da-yin-cai-seA3/m-p/1274168#M284571 双鱼座鲨鱼 2024-01-25T04:42:09Z