140 4.SETTING ITEMS (ADMIN)5.SETTING FAX FUNCTIONS (Cont.)43 Press the [ON] (or [OFF]) button of the “DISCARD” and/or “REDUC-TION”.4 Press the [ENTER] button.• The registered items can be confirmed in the function list. P.158Setting Duplex PrintingThe “Duplex Print” function is available only when the optional Fax unit is installed.This printer setting determines whether or not to print received originals on both sides of sheet.* Duplex printing is available only if the received originals are the same size.* When the system runs out of paper during duplex printing, the rest of the documents is printed on bothsides of another size of paper.1 Press the [FAX] button in the ADMIN menu.• The FAX menu is displayed.To display the ADMIN menu, see “1.ENTERING TO ADMIN MENU”. P.87