User`s manual

:MONitor[:STATe]?
DISPlay:MONitor[:STATe]? returns a number to show whether the monitor mode
is enabled or disabled: "
1" = ON, "0" = OFF. The number is sent to the output
buffer.
Comments This command is valid only when executed from your computer over the interface
bus. The monitor mode is automatically disabled, if you attempt to execute the
command from the mainframe’s front panel.
The [:STATe] parameter is optional; therefore, either of the following command
statements is valid:
DISP:MON:STAT? or DISP:MON?
Example Querying the Monitor Mode
DISP:MON:CHAN (@101) !Select channel 101 for monitor mode.
DISP:MON ON !Enable monitor mode.
DISP:MON? !Query monitor mode.
enter statement !Enter value into computer.
Chapter 5 Command Reference 138