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误码是指在传输过程中码元发生了错误,是接到与发送数字信号之间单个数字的差错,充分理解和掌握误码性能事件,是做好SDH系统维护的基础。本文介绍了误码的基础知识,并通过典型案例的分析总结了误码问题故障处理的思路、方法和步骤。
Error code refers to the transmission error occurred during the symbol is a single digital error between receiving and sending digital signals to fully understand and master the error performance event is the basis for SDH system maintenance. This paper introduces the basic knowledge of error codes, and summarizes the train of thought, methods and steps of fault handling of error codes through the analysis of typical cases.