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iFix 爱修网»Forum › 液晶显示器 维修交流 资料下载 › 优派显示器维修 › 优派VA2208w 背光灯开启信号
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优派VA2208w 背光灯开启信号

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Post time: 2023-3-6 22:38:12
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优派VA2208w  这个显示器修改了背光  由原来的LCD改为LED  ，可是接那个ON/OFF背光灯的开启信号不行，原机的开启背光信号是拉低电压是开启，一般开启的信号是拉高电压，这个测量是拉低了电压，感觉是相反的，还是我自己测量错误了吗？哪位师傅有遇到这个优派显示器的吗？是如何解决的，谢谢了

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jylove
Post time: The day before yesterday 11:37
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高创工厂的背光是低电压有效
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