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收看电视节目时,荧光屏上有时出现异常图象,原因有以下几方面:1.外界干扰:距电视机50米以内有汽车通过,图象就会出现由弱到强,再由强到弱的黑白小点.附近有手电钻开动时,电视图象会出现较强的水平条状黑白点,同时伴有沙沙声或尖叫声.电视天线距日光灯太近时,图象可能出现密集的点状带.与电视机临近的日光灯启辉器有毛病,也会使图象出现点、条状干扰或整个画面跳动.
When watching television programs, the screen sometimes appear abnormal images for the following reasons: 1. External interference: 50 meters away from the TV with a car, the image will appear from weak to strong, then strong to weak Small black and white. A nearby hand drill drill, the TV image will appear strong horizontal black and white stripes, accompanied by rustle or screams. TV antenna too close to the fluorescent lamp, the image may appear intensive points Ribbon with the TV near the fluorescent starter is defective, but also make the image appear dot, strip interference or the entire screen beating.