光纤通信系统是现代计算机监控系统实现监测、控制的通信媒介,是计算机监控系统的重要组成部分。文中从二滩电厂计算机监控系统的组成、光纤通信系统的日常维护、故障处理等方面综合论述了光纤通信系统的日常维护方法,具有一定的代表意义,对光纤通信系统的维护及故障处理具有一定的参考价值。 Optical fiber communication system is a modern computer monitoring system monitoring, control of communication media, computer monitoring system is an important part. This paper comprehensively elaborates the routine maintenance methods of optical fiber communication system from the composition of computer monitoring system of Ertan Power Plant, routine maintenance of optical fiber communication system and fault handling, which has some representative meanings. It has a certain significance to the maintenance and fault handling of optical fiber communication system The reference value.