The ICX-250 Unit

System Basics

13

The ICX-250 Unit

The ICX-250 comes equipped with either 12 FXS (model 240212) or 24 FXS (model 240224) analog voice ports depending on which model you purchase. Each unit is designed to allow easy accessibility to switches and electrical connectors. The diagrams below illustrate the front and rear layout of the unit. The diagram on the next page illustrates the internal layout of the unit.

Note: The 12 FXS or 24 FXS models are not field upgradeable.

ICX-250 - Front Panel

 

 

 

SelfCheck

T1 Test

 

T1Status

 

 

 

 

T1 Loop

 

 

 

 

 

 

Test Pattern

 

 

Test Pattern

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ICX-250

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Off / QRSS

 

1 / Off / 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1 Loop

Data Loop 1

 

Data Loop 2

 

 

 

 

 

 

Net. / Off / Lcl.

Lcl. / Off / Net.

Lcl. / Off / Net.

FXS Status Channel

1 3 5 7 9 11 13 15 17 19 21 23

2 4 6 8 10 12 14 16 18 20 22 24

11261-A

ICX-250 - Rear Panel

 

 

 

 

 

 

 

 

 

 

 

TWO DB25 FEMALE

DIP SWITCHES

 

 

 

DUAL BANTAM

 

 

 

 

 

 

 

ALARM RELAY

CONNECTORS FOR

USED FOR T1

 

 

 

 

 

JACK

 

 

 

 

 

 

 

FOR EXTERNAL

DATA PORT 1 AND 2

 

INTERFACE

 

 

(MONITOR JACKS)

 

 

 

 

 

 

 

ALARM SYSTEM

SIGNALS

CONFIGURATION

 

 

EARTH GROUND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data 1

 

 

 

 

 

 

 

 

 

T1

 

 

 

 

 

 

 

FXS Loop Pairs

FXS Loopback

 

 

 

 

 

 

 

 

 

 

 

T1 Line

Rx

 

24/48 VDC

 

 

 

 

 

1

12 13

24

Alm.

Data 1

Data 2

Data 2

 

 

T1

 

 

Tx

 

+ – G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

120 VAC–.6A 60Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25 PAIR AMPHENOL

CONNECTOR FOR 24

FXS TIP AND RING PAIRS DIP SWITCHES TO SET LOOPBACK FOR EACH

FXS CHANNEL

DIP SWITCHES USED FOR DATA

TERMINAL BLOCK FOR

PORT 1 AND 2 CONFIGURATION

DC POWER SUPPLY

RJ48 CONNECTOR

POWER INPUT FOR

FOR TRANSMIT AND

120 VAC RECEPTACLE

RECEIVE TIP AND

 

RING PAIRS

 

11264-A

 

 

Issue 1, September 1998

ADCP-62-023

© 1998, ADC Telecommunications, Inc.