https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177313#M260845 <P>建议断开电源线，等半小时以上，再开机试试，如果还是无法启动，那么只能建议联系当地的维修站查看。</P> Wed, 27 Jul 2022 09:25:33 GMT Tsingddi 2022-07-27T09:25:33Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177276#M260837 <P>HP 打印机color LaserJet ProMFP M479fdw ，电源可以开关机，会有正常开机的启动声音，电子屏幕黑屏没有显示，现在电脑没有连上打印机无法测试打印是否正常，如何检查问题或者如何处理？求助</P> Wed, 27 Jul 2022 07:16:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177276#M260837 呼噜葫芦 2022-07-27T07:16:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177278#M260838 <P>您好</P><P>从故障描述来看，打印机可能存在硬件问题，建议联系维修中心具体检测打印机。</P><P>这是维修中心查询链接：<A href="http://support.hpicss.com/ascindex_detail.aspx" target="_blank">http://support.hpicss.com/ascindex_detail.aspx</A><BR />给您带来不带，敬请谅解</P> Wed, 27 Jul 2022 07:38:03 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177278#M260838 双鱼座鲨鱼 2022-07-27T07:38:03Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177313#M260845 <P>建议断开电源线，等半小时以上，再开机试试，如果还是无法启动，那么只能建议联系当地的维修站查看。</P> Wed, 27 Jul 2022 09:25:33 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-da-yin-jicolor-LaserJet-ProMFP-M479fdw-de-dian-zi-ping-mu-hei-ping-mei-you-xian-shi/m-p/1177313#M260845 Tsingddi 2022-07-27T09:25:33Z