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液晶显示器关机后白屏

更新时间: 2020-09-22 00:00:00     

液晶显示器关机后出现白屏的原因可能是主板信号输出到屏的连接线屏线接触不良,按以下步骤排查:

1、检查主板各个工作点的电压是否正常;

2、检查显示屏供电电压是否正常;

3、检查指示灯,如果按电源开关指示灯无反应或不亮,可能是主板出现异常;

4、如果主板出现异常,请联系专业维修人员进行更换。

关键词: 液晶 显示器 关机

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