Chapter 1 Programming Overview  RIGOL 
DG800 Programming Guide  1-3 
3.  Check whether the connection is successful 
Run Ultra Sigma, and then search for the resources and right-click the resource name. Select "SCPI 
Panel Control" to open the SCPI command control panel. Input a correct command in the pop-up SCPI 
control panel and click 
 and   in sequence or directly click 
  to check whether the connection is successful, as shown in the figure below (the 
USB interface is taken as an example).