How to use the basic copying features38 XC23/XC33/XC33D User GuidePaper supplyUse this feature to select the paper tray of your choice or tohave the copier automatically select the appropriate tray.This feature has the following options: Manual AutoNote: When one of the paper size indicators belowbecomes lit, it informs you of the paper size that is in yourtray selection. When an odd-paper size tray is selected thequestion mark becomes lit.