https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qiuM477fdw-guo-qu-de-gu-jian/m-p/1052126#M237199 <P>固件更新到20200621后打印机反应变慢了，网上搜到同样的情况，求M477fdw过去的固件。。。谢谢大师。</P> Sat, 24 Oct 2020 08:01:08 GMT 原来的阿甘 2020-10-24T08:01:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qiuM477fdw-guo-qu-de-gu-jian/m-p/1052126#M237199 <P>固件更新到20200621后打印机反应变慢了，网上搜到同样的情况，求M477fdw过去的固件。。。谢谢大师。</P> Sat, 24 Oct 2020 08:01:08 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qiuM477fdw-guo-qu-de-gu-jian/m-p/1052126#M237199 原来的阿甘 2020-10-24T08:01:08Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qiuM477fdw-guo-qu-de-gu-jian/m-p/1052322#M237231 <P>您好</P><P>建议您尝试将打印机只连接一条电源线，开机。</P><P>测试一下复印功能是否正常。</P><P>如果需要降级固件，需要联系当地维修中心。</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></P><P>给您带来不便，敬请谅解。</P> Mon, 26 Oct 2020 05:25:43 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qiuM477fdw-guo-qu-de-gu-jian/m-p/1052322#M237231 双鱼座鲨鱼 2020-10-26T05:25:43Z