1152700 • Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 4 of 6
Table
ITEM
STATUS
DEFINITION
ACTION
Transmit Line State
Receive Line State
Other
Xmt RAI
Alarm
Xmt AIS
No Alarm
Rcv AIS
Rcv RAI
Failure
Rcv Test Code
LOF
LOS
Loopback
State
Card transmitting a Remote Alarm Indication signal (RAI) to customer equipment.
Card is transmitting an AIS signal.
T3 line is operating within normal parameters.
Card is receiving an Alarm Indication Signal (AIS).
Access interface (AIC) Receiving Remote Alarm Indication.
Card is receiving a test signal input.
Input signal frame format not recognized.
No input signal being received.
Card has been manually set to loop signal back to customer equipment.
Check VP connection per
Check local T3 signal input.
No action required.
Check remote end T3 input signal.
Check VP connection per
Check with administrator for testing activity.
Verify correct frame format setting and change if needed per
Check metallic input and DSX.
Check customer end for troubleshooting activity. If required, release loopback per
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© 2000, ADC Telecommunications, Inc.
