Alarm Descriptions
5.31
Source
VCG/LCAS Non-Standard Alarms
AlarmType
CommunicationAlarm
Severity
Major
ProbableCause
CommunicationsProtocolError
Default configuration not accepted The MMU/RAU/SFP could not accept the default configuration. This can be caused by an error in the configuration file or by a hardware error. The service (yellow) LED flashes during this alarm.
5.31.1
SpecificProblem
Default configuration not accepted
Source
• • •
AlarmType
EquipmentAlarm
Severity
Major
ProbableCause
ReplaceableUnitTypeMismatch
All MMUs All RAUs All SFPs
Consequences Failure to manage the plug-in unit or the entire node.
5.31.2
Alarm Clearance The alarm is cleared when the configuration file is accepted.
5.32
DEG (Minor) Degraded Signal (DEG) Probable cause: incoming signal of this layer violates the signal degradation threshold.
32
SpecificProblem
DEG
Source
•
AU4
•
MS
•
TU-3
•
TU-12
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