The Alert Monitor provides two system views:
You can use both of these views to obtain a complete overview of the system status: When you check the system, start with the Current Status view sot hat you see the current status of the system; then change to the Open Alerts view to see whether problems have occurred since you last used the Alert Monitor.
See also:
Alert Browser: Processing Alerts
Triggering a Heartbeat Alert if No Values Are Reported
Displaying Technical Views of the Alert Monitor