Activating Alarms for All Calendar Activities
Alarms notify users of upcoming activities. You can specify this alarm activation for every calendar activity you create.
To activate alarms for all calendar activities
From the application-level menu, choose Tools, then User Preferences.
The User Preferences screen appears.
On the link bar, click Calendar.
The Calendar form appears.
Select the check box for the Default Alarm field.
Note: Clear the Default Alarm check box to inactivate alarms for all activities. Only activities you create after you clear the Default Alarm check box are inactivated.