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一台康佳LC-TM2008型液晶电视机,故障现象为“三无”。首先,观察电源适配器指示灯亮,测量电源适配器输出电压为13.5V,正常(空载状态),故障锁定在主机板上。拆下机器,通电试机,发现主板上的红色指示灯(电源直接供电)发出一点暗光,说明电源已经送到了主板;由于红色指示灯发出的是
A Konka LC-TM2008 LCD TV, the symptom is “three noes.” First of all, observe the power adapter indicator light, measuring the power adapter output voltage of 13.5V, normal (no-load state), the fault lock on the motherboard. Remove the machine, power test machine, found on the motherboard red light (power supply directly) issued a little dark, indicating that the power has been sent to the motherboard; because the red light is issued