有线数字电视系统是一个整体系统,有线电视的数字前端机房是整个网络系统的中枢与模拟电视有很大的不同,前端机房设备的正常运行,必须依靠规范化的维护管理,尤其是现在,前端机房已经成为有线电视播出节目的核心,有线电视网络不只是原来的单一传输电视节目,而是计算机、电视和通信三网融合的信息高速公路。因此,保证节目安全播出,其运行维护工作在有线电视系统中的地位和作用都非常重要。 Cable digital TV system is a whole system, digital cable TV front-end room is the backbone of the entire network system is very different from the analog TV, front-end equipment room normal operation, you must rely on standardized maintenance and management, especially now, front-end room Has become the core of cable television broadcasts, cable television networks not only the original single transmission television programs, but the computer, television and telecommunications triple play information superhighway. Therefore, to ensure the safe broadcast of the program, its operation and maintenance work in the cable system status and role are very important.