Chapter 2 Module Description
4-Port Voice 2-Wire Office Module
2-2
255-700-467
PacketStar
®
PSAX 4-Port Voice 2-Wire Office Module User Guide
, Issue 1
Release 9.0.0
4-Port Voice 2-Wire Office Module
This module is typically configured with an 8-Port Voice 2-Wire Station mod-
ule via a PVC connection to enable a foreign exchange (FXO) voice service to
be transmitted across an ATM network. With FXO service, the voice switch
provides dial tone, ringing, and digit translation, which are not provided by
the ATM network.
Module Placement Requirements
You may install the 4-Port Voice 2-Wire Office module in any I/O slot in any
PSAX Multiservice Media Gateway chassis intended to contain I/O or server
modules. In typical applications, this module is used with the 8-Port 2-Wire
Station module.
Hardware Features
The 4-Port Voice 2-Wire Office module supports these hardware features:
•
Number of ports: 4
•
Connector type: RJ-11
•
Ringing frequency: 20 Hz
•
Termination impedance: 600 Ohms
•
Signaling: dual tone multi-frequency (DTMF)
•
Supervision: loop start
General Hardware Specifications
Table 2-1 provides the general physical hardware and environmental specifi-
cations for the PacketStar PSAX I/O and server modules.
Table 2-1. Physical Hardware Specifications for PSAX I/O and Server Modules
Specification
Description
Dimensions
17.3 cm H x 2.41 cm W x 24.1 cm D
(6.8 in. H x 0.95 in. W x 9.5 in. D)
Weight
0.45 kg (1.0 lb.), approximate
Weight
0.45 kg (1.0 lb.)
Operating temperature range for all the
PSAX 1250, PSAX 2300, and
PSAX 4500 systems
0° to 50° C (32° to 122° F)
Operating temperature range for the
PSAX 1000 systems
For AC-powered PSAX 1000 systems:
0° to 50° C (32° to 122° F)
For DC-powered PSAX 1000 systems:
-20° to 60° C (-4° to 140° F) with a cold start minimum of
0° C (32° F)
