Complaint: EPN issues
System: PBX L: cust P:R1 (old)P: 4glamgales
Intuity Audix R5.1.56 L: sa P: R1(old)P: 4glamgales
Went to customer location. Traced down fiber cables and tested. Chaked and tested 9823B Light wave. Found 1 bad 9823B on carrier 04B. Replaced and fiber problem still exists. Brought cabinet to customer location. Found defective CFY1B Current Limiter. Replaced and verified correct operations. Assisted with moving cabinets back to the first floor.