MGC Hardware and Installation Manual

Audio Module Architecture

Figure 4-26 shows the architecture for the Audio Module.

Audio

TDM Interface

Audio Hardware

Audio

Codec

DSP

DPR

x 12

x 12

Message

Card

DPR

Audio

Bridge

DSP

DPR

Front

Panel

LEDs

Watch

Dog

Card

Manager

Memory

HDLC Interface

Figure 4-29: Audio Module

4-55

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Polycom DOC2237A manual shows the architecture for the Audio Module, Audio Module Architecture