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目前SDH设备在宁夏固原供电局的应用越来越广泛,PCM作为业务接入部分的传统设备,其维护运行是通信人员的一项重要工作。本文结合日常的维护经验来分析和总结PCM常见故障的定位和处理方法。
At present, SDH equipment is applied more and more widely in Ningxia Guyuan Power Supply Bureau. As a traditional equipment of service access part, PCM is an important work of communication staff. This article combines daily maintenance experience to analyze and summarize the common PCM fault location and processing methods.