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FXO Upper

 

CardPart Number

FXO Upper

404-40230-nnn

FXO Lower

CardPart Number
FXO Lower

404-40229-nnn

Part numbers are subject to change; these parts cannot be ordered by customers.

Overview

The 

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FXO cards, both upper and lower, comprise four standard FXO ports with RJ-11 connectors. The RJ-11 connectors on the FXO card are Grey in color so that they can be easily distinguished from the 
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FXS cards when installed in the chassis.

The 

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supports a maximum of six FXO cards, providing a maximum of 24 FXO ports. The number of FXO cards installed depends on the specific configuration and limited by the number of other daughter cards (FXS and BRI) installed as part of the specific configuration.

Dimensions and Weight

CardHeight mm/in. (PCB only) Width mm/in. (PCB only)Height mm/in. (Includes Connector overhang)Width mm/in. (Includes Connector overhang)Total Weight (lbs)
FXO Upper139.7/5.5076.2/3.00143.0/5.6376.2/3.00.1
FXO Lower139.7/5.5076.2/3.00143.0/5.6376.2/3.00.1

Environmental Ranges (Operation and Storage)

Environmental Parameter

Specification

Operating Environmental Conditions

Temperature: 5º to 40º Celsius
Humidity: 5% to 85% RH non-condensing
Altitude: 60 meters below sea level to 1800 meters above sea level

Storage Environmental Condition

Temperature: -40º to 70º Celsius

Circuit Protection

Protection circuits are included on the FXO card. The FXO circuit on the 

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has been tested with the following:

  • UL/EN 60950
  • TIA-968-B/CS-03

These regulatory requirements cover circuits connected to the Public Switched Telephone Network (PSTN).

Installation and Service

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daughter cards are not user serviceable components.

SBC 1000 Daughter Board Configuration

The actual cards present in any given 

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system depends upon the selected part number ordered; please refer to the applicable sales person for more information.

Board Configuration

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