摘要
在程控用户交换机维护中,电源质量的问题较容易被忽视。文中通过对程控用户交换机5例电源不良的故障现象、故障原因的分析以及故障的解决,为程控用户交换机的实际维护提供参考。
In the maintenance of Private Automatic Branch Exchange(PABX),the problem of power supply quality is often neglected. This article introduces five poor faults examples of PABX power supply,analyses their reasons and solutions,provides a good reference for the practical maintenance of PABX.
出处
《电力系统通信》
2004年第2期61-62,共2页
Telecommunications for Electric Power System
关键词
程控用户交换机
电源
故障
CPU
Private Automatic Branch Exchange(PABX)
maintenance
power supply fault
