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不少家庭在收看电视效果不好时,往往因为不能辨别是电视机本身还是电视台的故障而去调电视机,结果越调效果越差,甚至影响电视机的使用寿命。那么,怎样区分电视台与电视机本身的故障呢?1.观看经微波传送的节目时,有时会出现一片杂波。这种杂波过几秒钟或数分钟会自动消失,图像又好起来,这种情况是由于微波信号中断所造成。2.在收看电视录像节目时,画面中
Many families watch the TV when the effect is not good, often because they can not tell whether the TV itself or the TV station to go and tune the TV, the more the more the effect of adjusting the worse, and even affect the service life of the TV. So, how to distinguish between television and television itself fault? 1 watch the program transmitted by microwave, sometimes there will be a clutter. This clutter disappears automatically in a matter of seconds or minutes, and the image looks good again, a condition that is caused by the interruption of the microwave signal. 2 in watching TV video shows, the screen