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一台厦华XT—5670型彩电,据用户讲当晚看完电视用遥控器关机,后半夜下了一场雷雨,第二天早晨当用遥控器开机时发现电视机面板指示灯不亮,检查电源插座供电正常。可能电视机有了问题,便打开机壳检查发现保险丝烧坏,换新保险丝后开机又立即烧坏,根据用户所讲述的情况来看,该机故障为雷击所致,电源部分损坏的可能性较大,有关部分电路如图1
A Xiamen Overseas Chinese XT-5670-type TV, according to the user that night watching the TV with a remote control to shut down, after a heavy rain thunderstorm, the next morning when using the remote control turned on the TV panel indicator light is not on, check Power outlet power supply is normal. May have a problem with the TV, then open the case to find the fuse check out, switch on the fuse immediately after the burn and immediately burned, according to the situation described by the user point of view, the aircraft failure due to lightning, the possibility of partial damage to the power Larger, the relevant part of the circuit shown in Figure 1