HP LaserJet 8000 Multifunction Printer series - Manual (Page 327)

Appendix D Printer Commands 327
Common PCL Printer Commands
Common PCL Printer Commands
Function Command Options (#)
Job Control Commands
Reset ?E n/a
Number of Copies ?&l#X 1 to 999
2-sided/1-sided printing ?&l#S 0 = Simplex (1-sided) printing
1 = Duplex (2-sided) with long edge binding
2 = Duplex (2-sided) with short edge binding