beautypg.com

Foreign exchange station payphone module (fxs-p) – ZyXEL Communications Multi-service Access Platform MSAP2000 User Manual

Page 159

background image

7. Product Specification

MSAP2000 Technical Manual V3.0

7-52

7.19. Foreign

Exchange

Station Payphone Module (FXS-P)

Overview

The Foreign Exchange Station Payphone Module (FXS-P) provides 8
channels of analog voice interfaces for connection to payphones.
Along with all FXS functions, FXS-P offers an additional charge signal
generation function.

Features
And
Benefits

„ Panel LEDS indicate status, faults, alarms, and network connections.
„ Loop status detection and Signaling exchange
„ A-law or u-law compounding
„ CODEC and SLIC design
„ Charge

signal

generation

„ Alarm and Fault monitoring and reporting
„ Timeslot assignment for Voice Services
„ Use of non-volatile memory devices for performance data storage

Function Diagram

Application

The FXS-P is used to provide the payphone interface to payphone in the
subscriber side. The billing notification can be done

OIM/
SM1/

SM4

FXS-P

FXS

MLTM

MPM

Test Bus

OIM/
SM1/

SM4

FXO-P

FXO

MLTM

MPM

PSTN Switch

Test Bus