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下面是引用andy.huang于2005-11-16 08:11发表的:你应该把错误信息和代码写出来,可以帮你查!1.马达驱动器(你说的板卡)坏掉,仔细观察.2.马达过载或坏掉.3.光学尺脏污或挂伤或被磁化.
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