https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346439#M306669 <P>M227fdw型号。更换过电源线了还是不行呢，我稍后联系维修中心吧，谢谢</P> Tue, 03 Jun 2025 04:01:16 GMT KEYxin7 2025-06-03T04:01:16Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346422#M306664 <P>打印机显示卡纸，纸拿出来之后重启打印机，开机之后就显示检查已断电，错误50.84。点击面板上的主页，操作电脑打印，又显示检查已断电。电源和连接线都已经重新插过了</P> Tue, 03 Jun 2025 03:03:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346422#M306664 KEYxin7 2025-06-03T03:03:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346427#M306666 <P>您好</P> <P>请问您的打印机是什么型号的？</P> <P>通常错误50.84与打印机所在的电源环境，打印机的加热组件或电源板有关。</P> <P>可以先换一条电源线重新测试，如果问题依旧，请及时联系当地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="https://support.hp.com/cn-zh/document/c04570895" target="_blank">https://support.hp.com/cn-zh/document/c04570895</A><BR />给您带来不带，敬请谅解。</P> Tue, 03 Jun 2025 03:23:51 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346427#M306666 双鱼座鲨鱼 2025-06-03T03:23:51Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346439#M306669 <P>M227fdw型号。更换过电源线了还是不行呢，我稍后联系维修中心吧，谢谢</P> Tue, 03 Jun 2025 04:01:16 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346439#M306669 KEYxin7 2025-06-03T04:01:16Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346466#M306678 <P>感谢理解，后续遇到问题，请及时联系我们，谢谢。</P> Tue, 03 Jun 2025 05:29:11 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-ji-mian-ban-xian-shi-jian-cha-yi-duan-dian-cuo-wu50-84/m-p/1346466#M306678 双鱼座鲨鱼 2025-06-03T05:29:11Z