https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1345165#M306332 <P>您好</P> <P>如果重启打印机可恢复正常，可尝试开启打印机web后，再重新测试。</P> <P>方法：hp smart--打印机设置--高级设置--web--开启web。</P> <P>谢谢</P> Sat, 24 May 2025 02:42:23 GMT 双鱼座鲨鱼 2025-05-24T02:42:23Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293552#M290573 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="微信图片_20240604101956.png" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/107311i9FB97A04EAA8B11D/image-size/large?v=v2&amp;px=999" role="button" title="微信图片_20240604101956.png" alt="微信图片_20240604101956.png" /></span></P><P>Smart Tank 678 通电后红框几个按键长亮，所有按键按下没有任何反应。。。这种是硬件损坏了吗？</P> Tue, 04 Jun 2024 02:22:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293552#M290573 无惧此夜 2024-06-04T02:22:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293557#M290574 <P>您好</P><P>麻烦拔下电源线，检查打印机前盖是否关好。</P><P>重新连接电源线，重新开机测试。</P><P>如果问题依旧，可尝试通过电脑或手机上的hp smart(首页)确认打印机具体状态，谢谢。</P><P>&nbsp;</P> Tue, 04 Jun 2024 02:34:44 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293557#M290574 双鱼座鲨鱼 2024-06-04T02:34:44Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293558#M290575 <P>断电后等待后重新上电依旧如此，盖子都有盖好，Smart状态是未连接的状态，换电脑接USB，Smart搜索不到打印机。</P> Tue, 04 Jun 2024 02:41:32 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293558#M290575 无惧此夜 2024-06-04T02:41:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293804#M290653 <P>您好</P><P>请问，开机过程中，屏幕上是否有显示？</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1717578009999.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/107379iEBF1527279DEB5A1/image-size/medium?v=v2&amp;px=400" role="button" title="_0-1717578009999.png" alt="_0-1717578009999.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 05 Jun 2024 09:00:22 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1293804#M290653 双鱼座鲨鱼 2024-06-05T09:00:22Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1345163#M306331 <P>正常使用几天，打印机就脱机，电源键是亮的，按其他键都没有反应，屏幕也没有显示，感觉是死机状态。插拔电源就好了。这种现象最近反反复复很多次了，请问需要升级啥吗？</P> Sat, 24 May 2025 01:38:27 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1345163#M306331 dayin678 2025-05-24T01:38:27Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1345165#M306332 <P>您好</P> <P>如果重启打印机可恢复正常，可尝试开启打印机web后，再重新测试。</P> <P>方法：hp smart--打印机设置--高级设置--web--开启web。</P> <P>谢谢</P> Sat, 24 May 2025 02:42:23 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/Smart-Tank-678-tong-dian-bu-kai-ji/m-p/1345165#M306332 双鱼座鲨鱼 2025-05-24T02:42:23Z