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求助!TCL L32M9 开机灰蒙蒙,开机半小时后正常。

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Post time: 2019-10-9 19:34:32 From the mobile phone
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本帖最后由 yaoyshuo 于 2019-10-19 17:34 编辑

开机检查,5V电容1000uf有一个怀孕,换了故障不变,怀疑逻辑板问题。
经检查,换了新逻辑板情况不变,用V56主板测试屏,也是一样毛病,最后确定屏的边条可能有问题,暂时放置一边,以后再研究。



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Post time: 2019-10-9 22:36:15
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Thank you for your post.
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Post time: 4 day(s) ago
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还是主板上电容有问题,
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Post time: 4 day(s) ago
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好像是屏VHL电压 不对
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Post time: The day before yesterday 13:02
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检查逻辑板12v供电
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