这里介绍一种对地区自动电话线对进行测试的新方法，即利用数码寻呼机，通过传呼总台自动寻呼，在寻呼机上显示该线对的用户号码。使用方法：用有音频功能的试线机夹，夹在有电流的端子排或待测的线对上，拨打寻呼机号码，待对方总机的提示语结束后挂机，数秒后寻呼机则可... Here’s a new way to test a local automatic telephone line pair by using a digital pager to automatically page through the paging master to show the subscriber number for that pair on the pager. How to use: With the audio function of the test machine folder, clip in the current terminal row or line pair to be tested, dial the pager number, until the other switchboard hang up, the pager after a few seconds you can ...