Command
:SYSTem:BEEPer:COMPlete:IMMediate
This command sets Beep complete immediate.
Ena.WriteString ":SYST:BEEP:COMP:IMM", True
:SYST:BEEP:COMP:STAT
:SYST:BEEP:WARN:IMM
System > Misc Setup > Beeper > Test Beep Complete
SCPI.SYSTEM.BEEPER.COMPLETE.IMMEDIATE