1、打印设备驱动齿轮磨损、松动或不润滑打印设备的驱动轮长期运转造成磨损、松动或不润滑，造成齿轮与齿轮之间、驱动轮与硒鼓之间产生不协调，出现异响。解决办法：紧固齿轮或更换，如果因为不润滑请给部份齿轮添加[详细]
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