Contents
1 Alarm Description
The alarm is raised when the value of a PM measurement crosses an operator-defined threshold.
Measurements are defined by multiple system components. The alarm is a generic alarm. It may be raised for multiple measurement types from multiple components.
|
Alarm Cause |
Description |
Fault Reason |
Fault Location |
Impact |
|---|---|---|---|---|
|
Measurement crosses threshold |
A PM threshold job defines thresholds for measurements. Measurement value crosses a threshold defined in the job. |
Measurement crossed threshold. |
Fault location can be identified from the alarm source and alarm attributes. |
Depends on alarm source, alarm severity and the associated measurement. Alarm may indicate service performance degradation. |
2 Procedure
2.1 Handle Alarm Performance Management Threshold Crossed or Reached
Prerequisites
- This instruction references the following document:
- Data Collection Guideline
- No tools are required.
- The following condition must apply:
- The alarm is raised.
Steps
- Is the alarm severity major or critical?
Yes: Continue with the next step.
No: The alarm severity is minor or warning; no further immediate action is needed from this procedure. If the alarm severity level rises, re-enter this procedure.
- Identify fault location from alarm source and alarm additionalText attribute.
- Perform data collection, refer to Data Collection Guideline.
- Consult the next level of maintenance support. Further actions are outside the scope of this instruction.
- Job is completed.