ADC ICX-250 - Manual (Page 68)

LED Indicators ICX-250 Diagnostics 65
Issue 1, September 1998 ADCP-62-023
© 1998, ADC Telecommunications, Inc.
T1 Interface Status - T1 Test Pattern (Green LED)
ICX-250 - Front Panel
ICX-250
1 3 5 7 9 11 13 15 17 19 21 23
2 4 6 8 10 12 14 16 18 20 22 24
FXS Status Channel
Data Loop 2
Lcl. / Off / Net.
Data Loop 1
Lcl. / Off / Net.
T1 Loop
Net. / Off / Lcl.
1 / Off / 2 Off / QRSS
T1 Status T1 Loop Test Pattern Test Pattern T1 T
est
Self Check
11286-A
ON: QRSS Test Mode ON
Indicates that the QRSS Test
Pattern is being transmitted out
on the T1 towards the network.
OFF: QRSS Test Mode OFF
T1 Test
Off QRSS
T1 Loop
Net. Off Lcl.