Operation and Features 2Keysight U2722A/U2723A User’s Guide 37Click Output to enable the output as shown in Figure 2-3. The button will turngreen. Clicking Output again disables the output and the button will turn togray.Figure 2-3 Turning on the U2722A/U2723AFigure 2-4 Turning off the U2722A/U2723AIn source voltage mode, the U2722A/U2723A will maintain a constant outputvoltage based on the set value. The output current will vary according to theload. The input protection current settings represents the limit value.3 Ad just the slider for the desired output voltage.Adjust the slider or key in the desired output voltage value at the DriveVoltage text box.4 Real time d isplay of measured voltage and current.The application display panel will show the real time values of both the voltageand current.