HP 8100n HP LaserJet 8100, 8100 N, 8100 DN Printers - User Guide - Page 111

Chapter 2 Printing Tasks 111 Guidelines for Printing Both Sides of Paper CAUTION Do not print on both sides of labels, transparencies, envelopes, or paper heavier than 28 lb (105 g/m2). Damage to the printer and paper jamming might result. z You might need to configure the printer driver to recognize the duplexer. (See the printer software help for details.) z To print on both sides of paper, make the selection from the software or printer driver. (See the printer software help.) z If the printer driver does not have this option, change the Duplex setting from the Paper Handling Menu in the printer's control panel to DUPLEX=ON. Also in the Paper Handling Menu, set Binding to long edge or short edge. (For more information, see page 114.) Note If a Custom Paper Tray is installed, you cannot print on both sides of custom-size paper. Printing Both Sides of Paper (Optional Duplex Printing Accessory)