有线数字电视用户端电源干扰分析与防护

The Analysis and Protection of Cable Digital TV and the Power Supply Interference

数字电视用户不断增加,用户端所出现的电源干扰故障也越来越多,及时排除故障成为维护工作的重要内容,因此具体阐述这种干扰的种类与产生的原因,并根据工作实践,详述排除用户端电源干扰的各种方法,强调必须坚持按规范施工,才能从源头上消除很多干扰,保证网络安全运营。

With the increasing of cable digital TV users, breakdowns caused by power supply interference have become frequent, so it has become a vital part in maintenance to overcome these bugs in time. Therefore, this paper articulates kinds of breakdown and its reasons, describes effective measures to resolve this problem, and emphasizes regular construction to guarantee safe operation of network.