HARRIS 20-20交换机在扩容时引起的故障及其处理

Malfunction caused by expanding Harris 20-20 electionic switch's capacity and how to check analyze and resolution

介绍了因接地方式混淆 ,导致哈里斯程控交换机故障的修复过程和该机的特殊接地规则 ,以有利于对该机的按装、扩容和维护。

This paper introduced the repaired process of Harris 20 20 PABX's malfunction because of the ground wire connecting mode's errors.