Recommended Practice

Private Branch Exchange (PBX) System Inspection, Testing and Maintenance


This recommended practice provides guidelines for inspecting, testing, and maintaining rail transit communication system private branch exchange (PBX) systems and equipment.

Document History
Document Number Version Publication Date Publication Related Information
APTA RT-SC-RP-016-03 09/28/2003 Published Current


communication, communication system, inspection, PBX, private branch exchange, tape head cleaning, tape head testing, test, testing, trunk group UPS



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