You start the scheduler. Only then can the scheduler actually execute scheduled DBM commands.
After you have started the scheduler, its operational state is ON.
See also:
Scheduling DBM Commands in the Scheduler
You have the server authorization SchedulerMgm.
scheduler_start
Logging on to the Database Manager CLI as operator DBM with password DBM, connecting to the HOTELDB database instance, and starting the scheduler for this database instance
dbmcli -u DBM,DBM -d HOTELDB scheduler_start
OK