收到同行送来的故障机壹台长虹42Q1N液晶电视,故障表现为开机下部有横线跳动,整机重影,故障类似三星屏重影,拆盖判断为屏幕右侧寻址电路有问题,将逻辑板左侧排线从左至右11-16底下垫纸,重装排线,至此机器修复。 |
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