Not supported by SBC SWe Lite in this release.
In this section:
FXS Upper
| Card | Part Number |
|---|---|
| FXS Upper | 404-40228-nnn |
FXS Lower
| Card | Part Number |
|---|---|
| FXS Lower with Relays | 404-40227-nnn |
FXS Lower without Relays (not shown) | 404-40403-nnn |
Part numbers are subject to change; these parts cannot be ordered by customers.
Overview
The Sonus SBC 1000 FXS cards, both upper and lower, comprise four standard FXS ports with RJ-11 connectors. The RJ-11 connectors on the FXS card are black in color so that they can be easily distinguished from the Sonus SBC 1000 FXO cards (gray connectors) when installed in the chassis.
The Sonus SBC 1000 supports a maximum of six FXS cards, providing a maximum of 24 FXS ports. The number of FXS cards installed depends on the specific configuration and limited by the number of other daughter cards (FXO and BRI) installed as part of the specific configuration.
Interface Specifications and Limitations
Item | Value/Dimension |
|---|---|
Maximum external Off-Hook resistance in short loop mode | 600 ohms (This includes the resistance of the cable and the DC resistance of the termination device) |
Typical Loop Current Limit | 22 ma/port |
Typical FXS Port Ringing Voltage | 45V RMS with 3 REN load |
Maximum Loop Length | 3000m |
| Cable Gauge | 24 AWG |
Dimensions and Weight
| Card | Height mm/in. (PCB only) | Width mm/in. (PCB only) | Height mm/in. (Includes Connector overhang) | Width mm/in. (Includes Connector overhang) | Total Weight (lbs) |
|---|---|---|---|---|---|
| FXS Upper | 139.7/5.50 | 76.2/3.00 | 143.0/5.63 | 76.2/3.0 | 0.1 |
| FXS Lower | 139.7/5.50 | 76.2/3.00 | 143.0/5.63 | 76.2/3.0 | 0.2 |
Environmental Ranges (Operation and Storage)
Environmental Parameter | Specification |
|---|---|
Operating Environmental Conditions | Temperature: 5º to 40º Celsius |
Storage Environmental Condition | Temperature: -40º to 70º Celsius |
Circuit Protection
Protection circuits are included on the FXS card. The FXS circuit on the SBC 1000 meets the requirements of UL/EN60950.
The FXS circuits also include fusing and protection devices to comply with the following:
- Telcordia GR-1089
- ITU-T K.20/K.21
FXS Port Pinouts
FXS Port Pinouts
Installation and Service
Sonus SBC 1000 daughter cards are not user serviceable components.
Sonus SBC 1000 Daughter Board Configuration
The actual cards present in any given SBC 1000 system depends upon the selected part number ordered; please refer to the applicable sales person for more information.
Board Configuration
Overview
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