[size=5][backcolor=#ffffff][color=#444444][font=微软雅黑]九洲村村通亮红灯，测量5V和24V只有一半左右，从主板上取下电源线还是如此，看来电源板本身问题。更换误差取样芯片TL431后电源板电压输出正常，装机一切OK！[/font][/color][/backcolor][/size]
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