目前,电视机可以说是家庭中最普及的家用电器之一。但是,不少家庭在收看电视节目时,往往因为不能辨别是电视机有问题还是电视台发射的信号有问题而盲目调整电视机的设置,结果是越调效果越差,甚至影响到电视机的使用寿命。那么,怎样才能区分电视台与电视机的故障呢? 1.观看经微波传送的节目时,有时会出现一片杂波。这种杂波往往几秒钟后就会自动消失,图像与伴音又好起来。这种情况是由于微波信号中断所造成的。 2.在收看电视录像节目时,画面中有时会出现一 Currently, televisions can be said to be one of the most popular household appliances in the home. However, when watching television programs, many families blindly adjust the settings of their television sets because they can not tell whether there are any problems with the television sets or with the signals transmitted by the television stations. As a result, the more the adjustment effect is, the worse it will affect the use of the television sets life. So, how can we distinguish between television and television failure? 1. Watch a microwave transmission of the program, sometimes there will be a clutter. This clutter often disappears automatically after a few seconds, and the image and sound are good. This is due to the interruption of the microwave signal. 2. When watching TV video shows, the picture sometimes appears one