[backcolor=#ffffff][color=#333333][font=Arial]如题，[/font][/color][/backcolor][color=#333333][font=Arial]故障现像是背光什么都有。也能摇控器开关机。面板上也有相应的指示灯显示。一开始以为运输的过程把屏线排线振松动了，[/font][/color][backcolor=#ffffff][color=#333333][font=Arial]，拆开来一看什么都是好的，换了驱动板还是一个样，请问下是逻辑板坏了吗？[/font][/color][/backcolor][backcolor=#ffffff][color=#333333][font=Arial]屏上有十二伏电压 [/font][/color][/backcolor][backcolor=#ffffff][color=#333333][font=Arial]逻辑板 是HV460WU2-200T 上面有两个电感磁有一点点破但是用万用表量没开路[/font][/color][/backcolor]
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