我联想喷墨2200打印机打印出的文字效果有一道一道模糊，请问什么原因？

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1/看字车工作的轴少油不?
2/看墨是不是少拉?
3/看墨干了没?
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可能堵了一个或几个喷口。用打印机附带的驱动工具里面的喷口检查看看有没有堵住的，有的话用喷头清洗功能清一下，不明白的看说明书。