https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-laserjet-m233sdn-bao-cuo-Er-77/m-p/1188143#M263108 <P>您好</P><P>可尝试复位打印机后，重新测试。</P><P>如果复位无效，需要维修。</P><P>复位方法：</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1663842097427.png" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/79625i374B613939DCB5AA/image-size/large?v=v2&amp;px=999" role="button" title="_0-1663842097427.png" alt="_0-1663842097427.png" /></span></P><P>&nbsp;</P> Thu, 22 Sep 2022 10:22:05 GMT 双鱼座鲨鱼 2022-09-22T10:22:05Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-laserjet-m233sdn-bao-cuo-Er-77/m-p/1188137#M263107 <P>M233开机所有灯其闪，显示Er 77，然后黄色感叹号亮 ，显示49</P> Thu, 22 Sep 2022 09:48:22 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-laserjet-m233sdn-bao-cuo-Er-77/m-p/1188137#M263107 秦工 2022-09-22T09:48:22Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-laserjet-m233sdn-bao-cuo-Er-77/m-p/1188143#M263108 <P>您好</P><P>可尝试复位打印机后，重新测试。</P><P>如果复位无效，需要维修。</P><P>复位方法：</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1663842097427.png" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/79625i374B613939DCB5AA/image-size/large?v=v2&amp;px=999" role="button" title="_0-1663842097427.png" alt="_0-1663842097427.png" /></span></P><P>&nbsp;</P> Thu, 22 Sep 2022 10:22:05 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hp-laserjet-m233sdn-bao-cuo-Er-77/m-p/1188143#M263108 双鱼座鲨鱼 2022-09-22T10:22:05Z