The Predefined and Driver Defined Source Name options specify whether the data and commands in the Paper Sources dialog box are predefined or driver defined. The Predefined and Driver Defined options also specify whether the description of a single paper quality presented to the user is selected from the predefined names supplied by the Universal Printer Driver or by the minidriver.
For the Diconix 150 Plus, the Predefined button is selected.
For the HP LaserJet IIP, the Predefined button is selected.