The Output Diodes dialog box displays the parameters of the currently selected capacitor: Type, Rated Voltage, Rated Current, Part Number, Package, VF, Trr, and Manufacter.
To change the diode type click the black down arrow control on the right of the calculator icon 
and select Change. The Output Diode dialog box of the Component library opens where you can make a choice. The diode is now replaced. The 
icon indicates that the custom diode is selected. To restore the default diode click the black down arrow control on the right of the icon and click Default.
Click OK to move back to the main dialog box.