https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puM280da-yin-ji-xuan-ze-shuang-mian-zi-dong-da-yin-hou-reng-dan-mian-da-yin-qie-di-er-mian-da-yin-fan-zi/m-p/1107772#M247112 <P>您好</P><P>您可以通过安装系统自带的 hp&nbsp;color laserjet 2700驱动替换的方式测试一下。<BR />方法：<BR />在电脑上打开 设备和打印机-添加打印机-我需要的打印机未被列出-手动添加-选择正确的端口-下一步-厂商选择hp - 型号选择hp&nbsp;color laserjet 2700 - 下一步 - 下一步安装至完成即可。</P><P>然后用 hp&nbsp;color laserjet 2700测试双面打印，谢谢。</P> Fri, 13 Aug 2021 03:00:42 GMT 双鱼座鲨鱼 2021-08-13T03:00:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puM280da-yin-ji-xuan-ze-shuang-mian-zi-dong-da-yin-hou-reng-dan-mian-da-yin-qie-di-er-mian-da-yin-fan-zi/m-p/1107759#M247109 <P>设备管理器中的双面打印选项已安装，选择双面打印后，仍打印单面，且打印镜像字体<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="webwxgetmsgimg (2).jfif" style="width: 450px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/61503iE9AEFDFBF2516669/image-size/large?v=v2&amp;px=999" role="button" title="webwxgetmsgimg (2).jfif" alt="webwxgetmsgimg (2).jfif" /></span></P> Fri, 13 Aug 2021 02:33:23 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puM280da-yin-ji-xuan-ze-shuang-mian-zi-dong-da-yin-hou-reng-dan-mian-da-yin-qie-di-er-mian-da-yin-fan-zi/m-p/1107759#M247109 Ronking 2021-08-13T02:33:23Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puM280da-yin-ji-xuan-ze-shuang-mian-zi-dong-da-yin-hou-reng-dan-mian-da-yin-qie-di-er-mian-da-yin-fan-zi/m-p/1107772#M247112 <P>您好</P><P>您可以通过安装系统自带的 hp&nbsp;color laserjet 2700驱动替换的方式测试一下。<BR />方法：<BR />在电脑上打开 设备和打印机-添加打印机-我需要的打印机未被列出-手动添加-选择正确的端口-下一步-厂商选择hp - 型号选择hp&nbsp;color laserjet 2700 - 下一步 - 下一步安装至完成即可。</P><P>然后用 hp&nbsp;color laserjet 2700测试双面打印，谢谢。</P> Fri, 13 Aug 2021 03:00:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puM280da-yin-ji-xuan-ze-shuang-mian-zi-dong-da-yin-hou-reng-dan-mian-da-yin-qie-di-er-mian-da-yin-fan-zi/m-p/1107772#M247112 双鱼座鲨鱼 2021-08-13T03:00:42Z