[KongchangAI]
Unverified82% confidenceSolutionTime unknown

家电面板故障排查方案:先判断是面板本身还是主板问题——按键全无反应且屏幕不亮多为供电/排线问题,先重插排线;部分按键失灵多为触控层或导电胶垫老化,需换面板;显示乱码/闪烁多为主板问题,换面板无效

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82%
Confidence
Long-term
Relevance
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