有线电视分配器故障维修两例例１：唐钢石人沟铁矿有线电视系统，在１９９３年底南半部线路出现异常的情况。四频道转播的香港卫视中文台五频道转播的云贵台都正常，声音图像都很好。但是其它频道声音图像相互干扰，图像有时出现条纹上下滚动，有时出现白色横点。而北半部... Cable TV distributor fault repair two cases Example 1: Tangshan Shirengou iron mine cable television system, the southern half of the line at the end of 1993 anomalies. The four channels of Hong Kong Satellite TV Chinese Channel broadcast five channels are normal yuntui, the sound image is very good. However, the sound images of other channels interfere with each other, the images sometimes appear streaks to scroll up and down, and sometimes white crosses occur. While the northern half ...