收到同行送来的故障机壹台康佳LED32F3300CE液晶电视,故障表现为开机背光不亮,此故障为通病,主板的板号为35016968,在主板背面有两个150K的电阻变质,更换后故障机修到这里,终于修好值得探讨。。 |
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