各种电视机,在使用一段时间后常常会出现一些异常现象。属于严重故障现象的有:机内冒烟、打火闪光、焦臭味、异常声响及光栅突然消失或只现一条亮线、一个亮点等。此时应当立即关机并切断电源。属于一般异常现象的,应分析判断其原因,分门别类加以处理,不要随意检拆或拨弄机件,也不要不加分 A variety of television sets, after using a period of time often appear some unusual phenomenon. Belonging to the phenomenon of serious failures are: the machine smoke, sparkle flash, coke smell, abnormal sound and grating suddenly disappear or only a bright line, a bright spot and so on. At this point should be immediately shut down and cut off the power. Belonging to the general phenomenon of anomaly, should be analyzed to determine its causes, to deal with categories, do not arbitrarily seized or fidget with the machine, do not add points