Common Systems Connection Standards AT&T Services, Inc
Date: August 31, 2007 ATT-TP-76450, Issue 9
Copyright ©2004 – 2006, AT&T Knowledge Ventures
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Page 18
5.13 Maximum optical power levels
Optical aggregate power level must not exceed +16.8 dBm optical power level at any connector
(Hazard Level 3b). If the product exceeds this, there must be an embedded (to the network
equipment) solution to protect the human exposure for both TXMT and RCV including the
Automatic Power Reduction (APR) potential solutions.
5.14 Passive Network Element WDM Modules to be placed in the FDF
Passive Network Element WDM Modules (fiber optic splitters) to be placed in the FDF shall be
standard LGX style vertical 12 slot Miscellaneous Panels (other types will not fit in the FDF).
5.15 Fiber Frames/Bays & Panels for all Network Elements
Fiber Frames/Bays & Panels for all Network Elements shall be Generation I, II, III Fiber
Distribution Frames per GR-449-CORE.
5.16 Fiber Raceway
Fiber raceways shall be standard trough system for all Interbay fiber jumper routing per GR-
449-CORE.
6 Copper
6.1 DS3/STS-1 Connector & Cabling BNC Connector
DS3/STS-1 connector standard & cabling BNC connector shall be standard DS3/STS-1
BNC(180, 90 & 45 degree) electrical coaxial connector (except Posilock 180, 90 & 45 degree)
Note: Use Trompeter Electronics BNC for Midwest, ADC Telecommunications BNC for
Southeast and Kings Electronics BNC for West, Southwest and East. For Legacy AT&T, use
Trompeter Electronics BNC, ADC Telecommunications BNC and Kings Electronics BNC within
the same regions previously cited, and use the existing BNC of choice in all other areas
.
6.2 Alternative DSC/STS-1 Connector
For Network Elements that require a unique connector DS3/STS-1 SMZ Electrical Coaxial
Connector shall be used on the Network Element only.
6.3 Coaxial Stripping Tools and Coaxial Crimping Tools
Coaxial Cable Stripping Tools and Coaxial Connector Crimping Tools shall be 734C/735C
and hall be limited to those specific tools that each connector manufacturer approves for
stripping and crimping.
