You configured any custom colors, sounds, or categories that you want to use in the event schema.
In System Browser select the schema. For example, Project > System Settings > Libraries > L4-Project> Global > Events > Schemas >[event schema].
The Event Schema tab displays Category Mapping and Event Mapping expanders for configuring this schema.
In the Category Mapping expander, you can define a maximum of fifteen event categories and the associated event colors, as follows: a. Select an Identifier. b. In the Category Text drop-down list, select an event category. The category name you choose will appear as category text for an event lamp. c. In the Event Color Name drop-down list, select the color (for the Summary bar lamps and events in Event List) you want to associate to this event category. d. (Optional) Select the Default option that will be applied to any events that were not mapped to a category in the Event Mapping (see below).
In the Event Mapping expander, you can define the event types and the corresponding disciplines, categories, and sounds. Proceed as follows: a. Click Add to enter a new row. NOTE: The new row will contain all asterisks. If you choose the asterisk (*) for a parameter, it will be considered as undefined value. If you choose all asterisks, default values will be set. b. In the Class drop-down list, select an alarm class. c. In the Discipline drop-down list, select a discipline. d. In the Category drop-down list, select an event category. e. In the SoundFile drop-down list, select a sound (WAV file) for the event category. f.(Optional) Sort the classes in a different order.