Attached Document Summary
DSX panels share tracer lamp circuit continuity with other CO equipment for the purpose of tracing circuit faults across the central office.
Telect DSX panels, as well as those by most other manufacturers, use a simple tracer lamp LED circuit powered by BATT supplied by a Power Distribution Panel (PDP). The DSX tracer LED flashes if the RTN input to the tracer lamp LED is enabled during monitoring or another defined tracer condition. Tracer lamps on “daisy-chained,” cross-connected (XC) panels would also flash on and off.
...Download the Complete Document Below
