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Remove the yellow highlighted cells before inserting into PDR.
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Function: What system or function of the spacecraft or instrument is being considered?Failure Mode: How might his function fail?
May be the risks you have identified in your risk matrix
Effects: How might this failure affect the mission?
Failed operation of a system, exceeded constraint, missed timeline, etc.
Severity: On a scale of 1(least) - 10(Most) how severe would the consequences of this failure be?Cause: What might cause this failure to occur?
Was the risk accepted rather than mitigated, was an important test skipped?
Occurence: On a scale of 1(least) - 10(Most) how likely is it that this failure would occur?Prevention: What methods can be used to prevent this failure from happening?
Lessons learned from this failure
Detection: On a scale of 1(Most) - 10(least) how easily could this failure be detected?
This is inverse to the others (Sev and Occ)
Risk Priority Number: This is the product of the Severity, Occurence, and Detection scores. The higher this number is, the most important it is.Actions: What can be done if this failure continues?
Redundancies or descope plans
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FunctionFailure ModeEffectsSevCauseOccPreventionDetRPNActions
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Function 1Failure Mode 1Effects 10Cause 10Prevention 100Actions 1
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Failure Mode 2Effects 20Cause 20Prevention 200Actions 2
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Failure Mode 3Effects 30Cause 30Prevention 300Actions 3
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Etc.Etc.0Etc.0Etc.00Etc.
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Function 2Failure Mode 1Effects 10Cause 10Prevention 100Actions 1
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Failure Mode 2Effects 20Cause 20Prevention 200Actions 2
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Failure Mode 3Effects 30Cause 30Prevention 300Actions 3
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Etc.Etc.0Etc.0Etc.00Etc.
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Function 3Failure Mode 1Effects 10Cause 10Prevention 100Actions 1
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Failure Mode 2Effects 20Cause 20Prevention 200Actions 2
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Failure Mode 3Effects 30Cause 30Prevention 300Actions 3
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Etc.Etc.0Etc.0Etc.00Etc.
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