Keysight M9383B Measurement Manual page 55

5G New Radio (NR) Measurements using X-Apps
5G Waveform, EVM, and ACP Analysis Using X-Applications
Using the equivalent SCPI programming example
On the N9040B:
INSTrument:CONFigure:NR
SYSTem:PRESet
Change the current window to 5G NR Modulation Analysis Measurement Mode
INSTrument:CONFigure:NR5G:EVM
TRIGger:EVM:SOURce EXTernal1
TRIGger:EXTernal1:LEVel 1V
M9383B/84B Measurement Guide 55