Konica Minolta bizhub PRO 950 - Manual (Page 48)

Basic Printing and Common Printing Functions
bizhub PRO 950 Printer Driver 5-5
5.2 Common Printing Functions
5.2.1 Setting Page Size and Orientation
Click on [File] -> [Page Setup] in your application.
Select the suitable page size and orientation. Click on [Printer...] to select
your bizhub PRO 950 printer driver to make paper sizes available which are
defined on the engine.
For detailed information about defining named paper sizes, see section
6.3.4 “Paper”.