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44 Electrical Installation Connector Type
ADCP-62-023 Issue 1, September 1998
© 1998, ADC Telecommunications, Inc.
Connector Type
The ICX-250 product is equipped with several types of electrical
connections to the network and power sources. The table below lists each
one of the connectors along with their functionality.
ICX-250 - Rear Panel
Switch numbers S1 through S5 are shown on the board within the unit.
Connector Name Connector Type Description
FXS Loop Pairs 25 Pair Amphenol 24 FXS Tip and Ring pair
Signals: TIPn, RINGn
switch for FXS.
Alm. 2 position
(plug included with Kit of Parts)
A relay closure that sends alarms out to an external alarm system.
Data 1 and Data 2 DB25 Female Data Port 1 signals and Data Port 2 signals.
T1 Line RJ48 Transmit and Receive pairs.
T1 Dual Bantam Jack (monitor jacks) For bridged access onto the T1 transmit and receive pairs.
24/48VDC (+– G)
1.8 / .9A Max.
3 position
(plug included with Kit of Parts)
For DC power input.
Note
: FXSGND must be connected to earth ground regardless of
powering method used.
120 VAC -.6A 60Hz AC Receptacle Power input when external 120 VAC 60Hz is used to power the unit.
Earth Ground Permanent Earth Ground Connection.
120 VAC–.6A 60Hz
24/48 VDC
+ – G
T1
Rx
Tx
T1 Line
T1Data 2Data 2Data 11121324
Alm.
Data 1
FXS Loopback
FXS Loop Pairs
11264-A