
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
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