ADC ICX-250 manual 61

58 ICX-250 Diagnostics Testing

Data Port 1 and 2 - Loopback (Slide switches - front)

ICX-250 - Front Panel

	Self Check	T1 Test		T1 Status		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.
Data Loop 1					Data Loop 1
Lcl. Off Net					Lcl. Off		Net

	LOCAL		OFF
Data Loop 2		Data Loop 2
Lcl. Off Net		Lcl. Off Net

LOCAL OFF

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

Data Loop 1

Lcl. Off Net

NETWORK

Data Loop 2

Lcl. Off Net

NETWORK

11281-A

Description: This is a three position slide switch used for Data Port 1 and 2 to receive and transmit T1 loopback information.

Factory Setting: OFF

Local: Breaks the receive signal on the network side between the Data Port (1 or 2) and the T1 interface and loops the Data Port (1 or 2) transmit signal onto the receive side.

Network: Breaks the transmit signal on the network side between the Data Port (1 or 2) and the T1 interface and loops the Data Port (1 or 2) receive signal onto the transmit side.

ADCP-62-023	Issue 1, September 1998
	© 1998, ADC Telecommunications, Inc.