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例1海信TC3489D背投彩电(TBl251机芯)故障现象:自动关机。判断检修:开机15min左右自动关机,红灯亮。按遥控器“待机”键又能开机,震动线路板也未见异常,说
Example 1 Hisense TC3489D rear projection TV (TBl251 movement) Symptom: Automatic shutdown. Judgment overhaul: boot 15min automatically shut down, red light. Press the remote control “standby ” button can boot, vibration circuit board also no exception, said