The Error Conditions subtab of the Health tab includes the toolbar items:
View: Controls the columns to display, and the sort order of columns.
Refresh Interval: Sets the interval between which the statistics are refreshed. Select 30 seconds, 1, 2, 5 or 10 minutes. The default setting is 5 minutes.
Refresh Now: The icon refreshes the statistical information.
Include Acknowledged: Provides an option to view acknowledged error events. To see a history of acknowledged events, select Yes in the drop-down list. The default setting is No.