https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-MFP-M437mei-tian-zao-shang-da-yin-shi-chu-xian-yi-xia-cuo-wu-dai-ma-U2-1112/m-p/1374703#M314927 <P>一台HP LaserJet MFP M437每天早上打印时出现以下错误代码：#U2-1112，需要关机重启才能正常工作，要如何处理？</P> Tue, 06 Jan 2026 06:26:23 GMT benheshan 2026-01-06T06:26:23Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-MFP-M437mei-tian-zao-shang-da-yin-shi-chu-xian-yi-xia-cuo-wu-dai-ma-U2-1112/m-p/1374703#M314927 <P>一台HP LaserJet MFP M437每天早上打印时出现以下错误代码：#U2-1112，需要关机重启才能正常工作，要如何处理？</P> Tue, 06 Jan 2026 06:26:23 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-MFP-M437mei-tian-zao-shang-da-yin-shi-chu-xian-yi-xia-cuo-wu-dai-ma-U2-1112/m-p/1374703#M314927 benheshan 2026-01-06T06:26:23Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-MFP-M437mei-tian-zao-shang-da-yin-shi-chu-xian-yi-xia-cuo-wu-dai-ma-U2-1112/m-p/1374707#M314930 <P>您好</P> <P><SPAN>U2-1112是打印机激光单元故障代码。</SPAN></P> <P>请确认打印机工作环境是否满足：</P> <P>工作温度范围：10°C 至 30°C；建议工作温度：10°C 至 30°C；</P> <P>工作湿度范围：相对湿度 20% 至 80%；建议工作湿度范围：相对湿度 20% 至 80%；</P> <P>电源要求：AC 220 - 240V：50/60Hz；</P> <P>如果打印机工作环境满足以上要求但<SPAN>U2-1112</SPAN>代码还是频繁出现，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> Tue, 06 Jan 2026 06:56:53 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-MFP-M437mei-tian-zao-shang-da-yin-shi-chu-xian-yi-xia-cuo-wu-dai-ma-U2-1112/m-p/1374707#M314930 双鱼座鲨鱼 2026-01-06T06:56:53Z