摘要:为了做好SDH系统维护工作,要求维护人员做到以下几点: 1掌握SDH系统维护的特点 (1)确保工作条件,它是系统正常工作的基础,特别是供电和UPS、电源滤波要好,其他环境条件是保证设备寿命降低故障率的重要前提;
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