METHOD FOR DISPLAYING DEFAULTS IN EXCHANGE,申请号KR19880008011-传众专利搜索

METHOD FOR DISPLAYING DEFAULTS IN EXCHANGE

申请公布号：KR910006313(B1)

申请号：KR19880008011

申请日期：1988.06.30

申请公布日期：1991.08.19

申请人：

SAM SUNG ELECTRONICS CO.,LTD.

发明人：CHOI JONG-YOUNG

分类号：H04M3/08;G06F11/07;G06F11/32;(IPC1-7):H04M3/08

主分类号：H04M3/08

摘要：<p>The method controls a fault-state display of a subscriber's card has a number of subscriber's ports and a number of lamps, a decoder for controlling the lamps in response to a control unit executing a fault diagnostic function on each port. The method is capable of displaying a fault-state irrespective of the number of lamps for displaying the fault-state and a type of fault diagnostic function, and recording the fault-state detected for each port. The method increases the reliability of circuit board.</p>