The specified EC1 port has detected at least 128 consecutive zeros in the incoming EC-1 signal, or the energy at the EC-1 input is below a preset threshold.
|
Alarm Data |
Value/Meaning |
|---|---|
|
Severity Levels |
Critical (CR), Major (MJ), Minor (MN), Not Alarmed (NA), Not Reported (NR) Default: Critical (CR) |
|
ASAP Type |
EC1 Port |
|
AID Type |
EC-1 Port |
|
Date |
Month/day/year that the condition was detected |
|
Time |
Hour:minute:second that the condition was detected |
|
Probable Cause |
LOS (Loss of signal) |
|
Effect on Service |
SA or NSA |
|
Alarm Entity Type |
EC1 |
|
Description |
inc. EC1 LOS |
|
Likely Cause |
The upstream equipment either failed or was removed. Input was disconnected either at the DSX or at the Alcatel-Lucent 1665 DMX backplane. |
|
Visible Indication |
Lighted CR, MJ, or MN LED on the SYSCTL faceplate (when the severity level is provisioned to Critical, Major, or Minor, respectively) and a flashing Fault LED on the alarmed circuit pack. |
|
Action |
Proceed to Procedure 5-57: Clear "inc. EC1" alarms. |
| November 2011 | Copyright © 2011 Alcatel-Lucent. All rights reserved. |