This helps defining a sound signal (bell or siren). To define a signal, go to Access - GS Manager and select or go to Access - GS Definitions - Signals (here you can edit signals for all GS terminals defined).
Signals list window in GS Manager - Access in Astrow Web
You can define up to 30 signals. To edit a signal definition, select it and click or just double click on it (see Add/Edit Signal for more details).
To reset the definition, select it and click . This will reset the definition to Not defined.
The definitions are automatically sent after editing, however this can be also done manually. You can resend the selected definitions by using the button , or all definitions with the button .
or just double click on it (see 
. This will reset the definition to Not defined.
, or all definitions with the button 
.