I worked for the company for 3 years. i can probably remember some
For rides signal 1 means call
2 is go to
38 is down empty
37 is down loaded
39 is back up
55 is a walkdown
16 is ems is enroute to a ride
For pd and ems I forget but code 3 is normal response
1 is for full arrests and 2 is als runs.