https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329387#M301877 <P>您好</P> <P>从故障描述来看，打印机主板问题可能性大。</P> <P>建议联系当地维修中心具体检测打印机，以便具体确认问题，谢谢。</P> Tue, 11 Feb 2025 04:58:42 GMT 双鱼座鲨鱼 2025-02-11T04:58:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1328232#M301687 <P>请问能提供一下HP LASER JET 4250 dtn 维修手册或拆解手册吗？</P><P>开机后打印机三个灯（就绪、数据、检测）全亮，屏幕灯亮，但无任何文字显示，因机子太老，打算自己尝试处理，借机学习，但是苦于没有维修手册，请提供一下 非常感谢！</P> Wed, 05 Feb 2025 09:17:54 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1328232#M301687 pty678 2025-02-05T09:17:54Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1328243#M301691 <P>您好</P> <P>非常抱歉，目前维修手册不对外公开。</P> <P>以下是打印机复位方法：</P> <P>1.开机。2.在出现内存检测时按住∨直到三灯全亮松手。3.按下∧。4.按下暂停/恢复键，屏幕上显示SKIP DISK LOAD。5.按∧，直到出现NVRAM INIT。5.按下√键。</P> <P>但打印机处于白屏状态，所以无法执行以下操作。</P> <P>如果有一定的动手能力，建议重新安装主板测试。</P> <P>若问题依旧，故障可能和主板有关。</P> Wed, 05 Feb 2025 09:41:37 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1328243#M301691 双鱼座鲨鱼 2025-02-05T09:41:37Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329315#M301859 <P>非常感谢！</P><P>不好意思，我前面描述有误，是“就绪”“数据”“注意”三个灯。</P><P>另外，打印机面板上是这样的：</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mmexport1739183234256.jpg" style="width: 2276px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/117026iD41C18699F57B2E9/image-size/medium?v=v2&amp;px=400" role="button" title="mmexport1739183234256.jpg" alt="mmexport1739183234256.jpg" /></span></P><P> </P> Mon, 10 Feb 2025 10:28:14 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329315#M301859 pty678 2025-02-10T10:28:14Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329316#M301860 <P>您好</P> <P>请先确认面板显示功能是否正常。</P> <P>如果面板白屏或黑屏，以上操作将无法完成。</P> Mon, 10 Feb 2025 11:20:31 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329316#M301860 双鱼座鲨鱼 2025-02-10T11:20:31Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329380#M301874 <P>谢谢！我的打印机故障就是屏幕亮，但是无文字出现。</P><P>请问如果更换主板，哪一款型号？我对目前的型号和功能不掌握。</P> Tue, 11 Feb 2025 03:36:27 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329380#M301874 pty678 2025-02-11T03:36:27Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329387#M301877 <P>您好</P> <P>从故障描述来看，打印机主板问题可能性大。</P> <P>建议联系当地维修中心具体检测打印机，以便具体确认问题，谢谢。</P> Tue, 11 Feb 2025 04:58:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329387#M301877 双鱼座鲨鱼 2025-02-11T04:58:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329397#M301881 <P>非常感谢！我将试试！</P> Tue, 11 Feb 2025 06:15:15 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329397#M301881 pty678 2025-02-11T06:15:15Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329399#M301882 <P>感谢反馈</P> <P>后续遇到问题，请及时联系我们，谢谢。</P> Tue, 11 Feb 2025 06:36:44 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LASER-JET-4250-dtn-wei-xiu-shou-ce/m-p/1329399#M301882 双鱼座鲨鱼 2025-02-11T06:36:44Z