UEFI diagnostic code fields

For each event code, the following fields are displayed:

Event identifier
An identifier that uniquely identifies an event.
Event description
The logged message string that appears for an event.
Explanation
Additional information to explain why the event occurred.
Severity
An indication of the level of concern for the condition. In the event log, the severity is abbreviated to the first character.
  • Info: The event was recorded for audit purposes, usually a user action or a change of states that is normal behavior.
  • Warning: The event is not as severe as an error, but if possible, the condition should be corrected before it becomes an error. It might also be a condition that requires additional monitoring or maintenance.
  • Error: The event is a failure or critical condition that impairs service or an expected function.
User response
The actions that you should perform to solve the event.

Perform the steps listed in this section in the order shown until the problem is solved. After you perform all of the actions that are described in this field, if you cannot solve the problem, contact Support.