https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hplaserjet3390bu-zou-zhi/m-p/1339921#M305035 <P>您好</P> <P>请先确认打印机内部是否存在卡纸或异物。</P> <P>排除以上问题，建议联系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> <P>&nbsp;</P> Tue, 15 Apr 2025 11:05:10 GMT 双鱼座鲨鱼 2025-04-15T11:05:10Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hplaserjet3390bu-zou-zhi/m-p/1339907#M305029 <P>装上齿轮组走纸继电器不动作，拆掉齿轮组走纸继电器就动作了</P> Tue, 15 Apr 2025 08:26:42 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hplaserjet3390bu-zou-zhi/m-p/1339907#M305029 微孔看世界 2025-04-15T08:26:42Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hplaserjet3390bu-zou-zhi/m-p/1339921#M305035 <P>您好</P> <P>请先确认打印机内部是否存在卡纸或异物。</P> <P>排除以上问题，建议联系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> <P>&nbsp;</P> Tue, 15 Apr 2025 11:05:10 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/hplaserjet3390bu-zou-zhi/m-p/1339921#M305035 双鱼座鲨鱼 2025-04-15T11:05:10Z