Ensure that TDR application is installed and E5071C-TDR option is enabled.
Click Analysis > TDR to turn on the TDR. The E5071C application restarts.
Turn on the Advanced Mode.
Click Analysis > TDR to turn off the TDR application. The E5071C application restarts.
Click on the X button on E5071C-TDR application GUI to close it. However, the E5071C-TDR application (MODE) is not exited unless you turned off Analysis > TDR. You can restart the E5071C-TDR application GUI by clicking on the Analysis > Start TDR key.