纵横制电话交换机常见故障处理方法

HOW TO HANDLE COMMON FAULTS IN CROSSBAR SYSTEM AUTOMATIC TELEPHONE EXCHANGES

本文以HJ-905及JZHQ-1型纵横制电话交换机常见故障检修为例,研究了电话通信系统中故障产生的原因,排除故障的一般方法,提出防止故障的措施。

Taking as examples the detectlon and repair of common faultsin such Crossbar System Automatic Telephone εxchanges as Model HJ-905and model JZHQ-1, the writer of this article studies the causes of faultsin telephone communication systems, discusses the general methods forremoving such faults, and presents some measures concerning their preven-tion.