ADC ICX-250 Loop, Loop Start:, Disconnect:, Description:, Start-Forward, Ground Start:, Single Party:, Universal Voice Grade:, Ground Start Automatic:

24 Configuring the ICX-250 Switches

FXS Supervision - Type (DIP switches - internal)

														FRONT
															ON								DIP			S16
															1	2		3		4	5 6		7		8
			O	N							D		IP
S19															S16
			1		2 3		4 5 6			7			8
			S19
															ON								DIP			S15
															1	2	3		4		5	6	7	8
S18		O	N						D			IP			S15
		1	2 3			4	5 6	7		8
		S18
															ON								DIP			S14
S17	ON							DIP							1 2 3				4		5 6		7	8
															S14
	1		2		3 4		5 6	7		8
	S17

see FXS Supervision Table

S7

S6

S7

ON

DIP

ON

DIP

S6

S5

S4

1

2

3 4 5 6 7 8

1 2

3

4 5 6 7

8

S2

S1

BACK

Description: S6 and S7 positions 3, 4 and 5 determine the FXS type. Options are: Loop Start, Single Party, Ground Start, Ground Start Automatic, Ground Start Immediate, Universal Voice Grade, Universal Voice Grade Automatic and Loop Start Forward Disconnect.

Factory Setting: LOOP START

Loop Start: Tip and Ring closure used with traditional telephone stations and simple PBX lines.

Loop Start-Forward Disconnect: Provides disconnect when FXS is connected to voice messaging system.

Ground Start: Used with two-way PBX lines.

Ground Start Automatic: Used with equipment requiring fast-response time to the central office (CO).

Ground Start Immediate: Used with equipment requiring fast-response time to the station or PBX.

Single Party: Single Part Service for SLC-96.

Universal Voice Grade: Toll quality voice for SLC-96.

Universal Voice Grade Automatic: Used with some non-bell switches.

ADCP-62-023 Issue 1, September 1998

© 1998, ADC Telecommunications, Inc.