https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-smart-tank755-dai-ji-qi-jian-jing-chang-xing-de-si-ji-wu-fan-ying/m-p/1127757#M251003 <P>HP smart tank755 待机期间经常性的死机无反应，摁所有的键都没反应 ，打开扫描盖面板也不亮， 只能拔电源重启。完全不如老机器实用</P> Sun, 14 Nov 2021 14:22:47 GMT simple 2021-11-14T14:22:47Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-smart-tank755-dai-ji-qi-jian-jing-chang-xing-de-si-ji-wu-fan-ying/m-p/1127757#M251003 <P>HP smart tank755 待机期间经常性的死机无反应，摁所有的键都没反应 ，打开扫描盖面板也不亮， 只能拔电源重启。完全不如老机器实用</P> Sun, 14 Nov 2021 14:22:47 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-smart-tank755-dai-ji-qi-jian-jing-chang-xing-de-si-ji-wu-fan-ying/m-p/1127757#M251003 simple 2021-11-14T14:22:47Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-smart-tank755-dai-ji-qi-jian-jing-chang-xing-de-si-ji-wu-fan-ying/m-p/1127867#M251019 <P>您好</P><P>优先给打印机换个电源环境,直接连接墙壁插座,不要接插排.来测试一下.</P><P>&nbsp;</P><P>如果无效.下载固件,给打印机更新,再来测试</P><P><A href="http://h30438.www3.hp.com/pub/softlib/software13/printers/st750-7300/2137/HP_ST750_ST7300_2137A.exe" target="_blank">http://h30438.www3.hp.com/pub/softlib/software13/printers/st750-7300/2137/HP_ST750_ST7300_2137A.exe</A></P><P>&nbsp;</P><P>如果更新固件也无效,建议检测维修.</P><P>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> Mon, 15 Nov 2021 04:51:41 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-smart-tank755-dai-ji-qi-jian-jing-chang-xing-de-si-ji-wu-fan-ying/m-p/1127867#M251019 双鱼座鲨鱼 2021-11-15T04:51:41Z