https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puofficejet7612ji-qi-mo-he-yan-se-chu-bu-lai/m-p/1264648#M281589 <P>机器颜色自检提示红色和黄色都没有出来，已经操作机器自检清理打印头，还是不行。</P><P>请问需要怎么处理</P> Wed, 22 Nov 2023 08:45:39 GMT campion 2023-11-22T08:45:39Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puofficejet7612ji-qi-mo-he-yan-se-chu-bu-lai/m-p/1264648#M281589 <P>机器颜色自检提示红色和黄色都没有出来，已经操作机器自检清理打印头，还是不行。</P><P>请问需要怎么处理</P> Wed, 22 Nov 2023 08:45:39 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puofficejet7612ji-qi-mo-he-yan-se-chu-bu-lai/m-p/1264648#M281589 campion 2023-11-22T08:45:39Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puofficejet7612ji-qi-mo-he-yan-se-chu-bu-lai/m-p/1264670#M281593 <P>您好</P><P>如果墨水量大于50%，可尝试清洁打印头1-2次后，重新测试打印效果。</P><P>注：一定要确认清洁打印头后，打印效果是否有所改善。</P><P>如果清洁无效，可以是打印头本身的问题，建议联系维修中心具体检测打印机。</P><P>给您带来不便，敬请谅解。</P> Wed, 22 Nov 2023 09:09:53 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-puofficejet7612ji-qi-mo-he-yan-se-chu-bu-lai/m-p/1264670#M281593 双鱼座鲨鱼 2023-11-22T09:09:53Z