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标题: IBM T43不插电源,充电指示灯常亮 [打印本页]

作者: 昶合数码    时间: 2009-11-8 11:11
标题: IBM T43不插电源,充电指示灯常亮
IBM T43不插电源,只插电池,充电指示灯常亮,开机充电正常,测量ADP3806旁边的D9,发觉对地阻值一边80-130欧,在测量好板1000多欧,换D9,故障一样,查电路与Q73,C806,R741相连,先换Q73,上电池,充电指示灯久久不亮,测机OK




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