https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wenhp-officejet-pro-7730-series-sao-miao-you-shu-xian-ru-he-jie-jue/m-p/1347437#M306984 <P>hp officejet pro 7730 扫描时左侧有条竖线，请问怎么解决，不知道如何打开清洁，想问问有没有视频指导，感谢！</P> Tue, 10 Jun 2025 07:59:45 GMT Happygirl9999 2025-06-10T07:59:45Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wenhp-officejet-pro-7730-series-sao-miao-you-shu-xian-ru-he-jie-jue/m-p/1347437#M306984 <P>hp officejet pro 7730 扫描时左侧有条竖线，请问怎么解决，不知道如何打开清洁，想问问有没有视频指导，感谢！</P> Tue, 10 Jun 2025 07:59:45 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wenhp-officejet-pro-7730-series-sao-miao-you-shu-xian-ru-he-jie-jue/m-p/1347437#M306984 Happygirl9999 2025-06-10T07:59:45Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wenhp-officejet-pro-7730-series-sao-miao-you-shu-xian-ru-he-jie-jue/m-p/1347444#M306987 <P>您好</P> <P>请分别通过平台和进纸器测试扫描效果。</P> <P>同时，请截图发图片给我，以便确认问题，谢谢。</P> Tue, 10 Jun 2025 09:20:05 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wenhp-officejet-pro-7730-series-sao-miao-you-shu-xian-ru-he-jie-jue/m-p/1347444#M306987 双鱼座鲨鱼 2025-06-10T09:20:05Z