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怎么样使电视换台时候不黑屏

更新时间: 2020-07-05 00:00:00     

1、首先,检查该电视机所接的电压,如果电压低于5伏,则电源电路输入级出现问题。这种故障很常见,一般是烧保险或者是稳压芯片出现故障,更换相关部件即可;

2、驱动背光的电路出现问题:把显示器连到主机开机检查,靠近屏幕仔细观察;

3、该电视机的高压板故障:高压板本身的保险没有达到相应的供应电压及开关芯片故障等,建议更换相关部件。

关键词: 怎么样 电视 时候

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