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外线呼入只听回铃音,而内线分机无振铃2005-10-17 9:44:35

用户反映JSY2100设备出现“外线呼入只听回铃音,而内线分机无振铃”的现象,且持续一段时间会自动消失,想找问题也不知怎样找?
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回复内容:该问题我们认为可从以下两个方面来分析:1、当设置的话务总机全忙时,外线呼入听回铃等待。分析:此现象发生时,只要观察话务总机是否同时在使用,如是,建议在话务端口监控界面,用鼠标左键双击该中继图标上方长方格,此时屏幕下方的状态里可显示SUB和MAIN的值,两个值分别为数字“1”,如属于此情况,则建议增设(1—2)部话务总机来避免。2、外线呼入时,局端送到JSY2100中继端口的铃流电压过低。分析:国标规定交换机的振铃电压范围是交流75V±15V,如铃流电压低于60V以下时,本交换机会出现检测不稳定甚至不能检测。此现象可采用在中继端口并交流电压表来判断,如外线呼入时并入的电压表显示60V以上表示铃流电压正常;如电压表显示60V以下或更低甚至无电压则表示铃流电压有问题;如电压偏低,则需局用机调整铃流模块。找问题的建议:在不能准确判断问题的原因时,可先将中继连选功能取消(或部分取消),然后直接拨打外线号码,如每次呼叫话务总机能振铃,则说明JSY2100交换机工作正常;呼叫中有出现话务总机不能振铃的现象,且相应的铃流电压正常,同时该中继的话务分机是空闲的,则说明JSY2100交换机有故障。
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回复时间:
2005-10-17 9:48:33
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