https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-pu-da-yin-ji-LASERJET-P2055D-da-yin-ji-chu-xian-cuo-wu49-err-3d90a44-turn-off-then-on/m-p/895144#M221771 <P>您好</P><P>机器屏幕报错49.&nbsp; 这个是硬件的报错</P><P>机器是否有单独安装了内存,网卡,或者第三方设备.如果有,断开所有连接的外设.重启打印机,看是否报错</P><P>如果依旧报错49,需要考虑升级最新的固件,若无效,考虑联系维修中心来检测维修</P> Mon, 08 Oct 2018 02:21:48 GMT 双鱼座鲨鱼 2018-10-08T02:21:48Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-pu-da-yin-ji-LASERJET-P2055D-da-yin-ji-chu-xian-cuo-wu49-err-3d90a44-turn-off-then-on/m-p/894914#M221762 <P>惠普打印机&nbsp;LASERJET&nbsp;P2055D&nbsp;打印机出现错误49&nbsp;err&nbsp;3d90a44&nbsp;turn&nbsp;off&nbsp;then&nbsp;on</P> Fri, 05 Oct 2018 07:31:56 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-pu-da-yin-ji-LASERJET-P2055D-da-yin-ji-chu-xian-cuo-wu49-err-3d90a44-turn-off-then-on/m-p/894914#M221762 WH落花人独立 2018-10-05T07:31:56Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-pu-da-yin-ji-LASERJET-P2055D-da-yin-ji-chu-xian-cuo-wu49-err-3d90a44-turn-off-then-on/m-p/895144#M221771 <P>您好</P><P>机器屏幕报错49.&nbsp; 这个是硬件的报错</P><P>机器是否有单独安装了内存,网卡,或者第三方设备.如果有,断开所有连接的外设.重启打印机,看是否报错</P><P>如果依旧报错49,需要考虑升级最新的固件,若无效,考虑联系维修中心来检测维修</P> Mon, 08 Oct 2018 02:21:48 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hui-pu-da-yin-ji-LASERJET-P2055D-da-yin-ji-chu-xian-cuo-wu49-err-3d90a44-turn-off-then-on/m-p/895144#M221771 双鱼座鲨鱼 2018-10-08T02:21:48Z