ADC ICX-250 - Manual (Page 64)

LED Indicators ICX-250 Diagnostics 61
Issue 1, September 1998 ADCP-62-023
© 1998, ADC Telecommunications, Inc.
LED Indicators
The LED indicator lights are labeled and located on the front panel of the ICX-250. The table
shown below describes the LED location and function.
ICX-250 - Front Panel
LED Function Display Status
Self Check
(Red LED) Self Check
(see page 62) ON: Power-Up Self Test Failed or System Failure occurred.
BLINKING: Invalid Configuration
T1 Status
(Tri-color LED) T1 Interface
Status
(see page 63) RED: Red Alarm
YELLOW: Yellow Alarm
GREEN: Normal
T1 Loop
(Yellow LED) (see page 64) ON: Network
BLINKING: Local
OFF: None
T1 Test Pattern
Sync (Green LED) (see page 65) GREEN: QRSS On
OFF: No QRSS
Test Pattern Sync
(Green LED) Data Port 1
(see page 66) GREEN: Sync
OFF: No Sync
Test Pattern Sync
(Green LED) Data Port 2
(see page 67) GREEN: Sync
OFF: No Sync
FXS N Connection
(Green LED) FXS Channel
Status (x 24)
(see page 68) BLINKING: Call Processing
ON: Busy
OFF: Idle
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
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