Appendix D Printer Commands 147
Most software applications do not require you to enter printer
commands. See your computer and software documentation to find
the method for entering printer commands, if needed.
PCL printer commands tell the printer which tasks to perform or which
fonts to use. This appendix provides a quick reference for users who
are already familiar with PCL command structure.
The PCL 5e printer commands are backward-compatible with
previous versions of PCL.
The PCL 6 printer commands take full advantage of the printer’s
The printer has the ability to print vector graphics using the HP-GL/2
graphics language. Printing in the HP-GL/2 language requires that
the printer leave PCL language and enter HP-GL/2 mode, which can
be done by sending the proper PCL codes. Some software
applications switch languages through their drivers.
148 Appendix D Printer Commands
HP's Printer Job Language (PJL) provides control above PCL and
other printer languages. The four major functions provided by PJL
printer language switching
status readback from the printer
PJL commands may be used to change printer default settings.
The table at the end of this appendix contains commonly used PCL 5e
Appendix D Printer Commands 149