故障表现为;亮下黑屏 故障描述;亮下瞬间黑屏,电视里面有异响(好像屏里面掉进螺丝)。打开显示屏组建发现接灯管高压板部分有烧糊现象。经过仔细清理加补焊。开机试机故障机修到这里,终于修好值得探讨。。 |
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