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LCD(液晶显示器)局部损坏,一般是因清洁或搬运中受外力撞击造成的。判断显示器有无局部损坏的方法如下:首先开机观察,对屏幕上某一部位出现无光(即黑块)的位
LCD (liquid crystal display) is partially damaged, usually due to external impact caused by cleaning or handling. The method of determining whether the monitor is damaged locally or not is as follows: First, turn on the computer and watch for the presence of a dull (black block) bit on a certain part of the screen