自动电话机简易故障的检修陈万复一、前言随着通信的大发展，电话机已进入千家万户。电话机使用日久，难免发生故障。实际上，电话用户具备一定电气常识，并备有万用表、电烙钱、螺丝刀等普通仪表工具可以对比较简单的故障进行排除。话机故障的原因较多，但可概括为两种。... Automatic telephone troubleshooting of simple trouble Chen Wanfu I. Introduction With the great development of communication, the telephone has entered millions of households. Using the phone for a long time, it is inevitable failure. In fact, telephone users have certain electrical knowledge, and equipped with multimeter, electric money, screwdrivers and other common instrumentation tools can be relatively simple fault exclusion. There are many reasons for the phone failure, but it can be summarized into two types. ...