收到同行送来的故障机壹台假冒长虹LED组装电视机,故障表现开机红灯亮,二次开机蓝灯亮瞬间返回红灯。拆机发现电源板两个25V/680UF电容冒顶鼓包,为保险期间连同旁边1个25v/470uF外观无异常的电容一同换新,故障机修到这里,终于修好值得探讨。,试机一切正常。 |
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