液晶电视不小心碰了一下,屏幕上有一片黑色怎么解决?

2025-04-08 05:08:15
推荐回答(4个)
回答1:

需要换屏。

液晶显示器简称LCD(Liquid Crystal Display),采用一种介于固态和液态之间的物质,具有规则性分子排列的有机化合物,加热呈现透明状的液体状态,冷却后出现结晶颗粒的混浊固体状态的物质。

用于液晶显示器的液晶分子结构排列类似细火柴棒,被称为Nematic液晶,采用此类液晶制造的液晶显示器也就称为LCD(Liquid Crystal Display)。而液晶电视是在两张玻璃之间的液晶内,加入电压,通过分子排列变化及曲折变化 再现画面,屏幕通过电子群的冲撞,制造画面并通过外部光线的透视反射来形成画面。

大尺寸、宽视角、高分辨彩色TFT-LCD的发展。1993年以前主要生产的是10.4英寸以下,640×480像素的产品;1993~1997年主要生产的是10英寸~13英寸,1024×768像素的产品;1997~1999年主要生产15英寸~18英寸,1024×768和以上像素的产品;1999年以后开始生产20英寸~30英寸的产品。

回答2:

液晶电视屏不小心碰了一下,现在电视中间有一块黑的,处理方法如下:
1、将电视机关机,再重启一下,观察屏幕的黑块是否消失,若消失则属于正常情况,继续使用即可。
2、如果黑块仍然不消失,则可能是显示屏已损坏,需要联系电视机的售后服务更换新显示屏才能解决。
3、不过由于液晶显示屏的价格占整机价格的六七成,比较昂贵,所以如果黑块面积不大,电视机仍能够正常使用,则建议不要换屏,继续使用即可

回答3:

回答4:

是整个屏幕'黒还是一部分?

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