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Reference for Passport 4460 Hardware
Appendix C
Voice Module Specifications
T1 Voice Module
The following specifications pertain to the T1 Voice Module, dual port.
Interfaces:
Single interface supporting DSX-1 local connection to
PBX or DS-1 network connection
1.544 Mb/s digital interface
configurable for ESF and D4 framing format
Connector:
RJ-48
Number of DS0 Channels:
24 @ 64 kb/s
Line Buildout:
DS-1: 0, -7.5, -15 dB, software selectable
DSx-1: 110 feet to 600 feet in increments of 110 feet;
software selectable
Interface Connector:
RJ-48
Receiver Sensitivity:
-34 dBm
DSP:
A single DSP is provided on the T1 voice module for
the processing of multiple DS0 voice channels
Digital Voice Expansion Modules: Up to three are optionally mounted on the T1 Voice
Module for additional DS0 voice channel processing.
Summary of Contents for Passport 4460
Page 10: ...10 205677 F Rev 00...
Page 16: ...16 Contents 205677 F Rev 00...
Page 40: ...40 Chapter 1 The Passport 4460 Unit 205677 F Rev 00...
Page 80: ...80 Chapter 3 Expansion Modules 205677 F Rev 00...
Page 94: ...94 Chapter 6 Cables 205677 F Rev 00...
Page 128: ...128 Appendix A Indicators 205677 F Rev 00...
Page 148: ...148 Appendix C Voice Module Specifications 205677 F Rev 00...
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