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lg显示器开关开一下闪一下就黑屏
更新时间: 2021-04-23 18:46:03  

1、出现此问题有几个原因:显示屏背光灯驱动电路也就是高压板出现故障。还有就是用的时间长了背光灯管本身老化所至,还有就是显示器电源电路不良。

2、如电路上的滤波电容损坏, 要重复几内次或几十次才好多为滤波电容损坏,很简单的换了就好,不过没搞过的话最好找专业人识。

关键词: lg 显示器 开关 一下

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