HP 2500 HP PCL/PJL reference - Printer Job Language Technical Reference Manual - Page 101

Note EN • IPARM : port - This optional parameter is used to set port-specific variables. The HP LaserJet 4PJ is the only printer which supports port-specific variables. • IPARM : port - This option must be used when setting port-specific variables. Valid values for port for the HP LaserJet 4PJ printer are SERIAL and PARALLEL. • variable = value - This parameter sets one of the environment variables to the specified value. For example, the @PJL DEFAULT RESOLUTION = 600 command sets the default resolution to 600 dots per inch. See Appendix A for a list of variables and values for each printer. If you need a more detailed description of a particular variable, see the "Environment Variables" section earlier in this chapter. The supported variables and range of values for each variable may not be the same in all HP LaserJet printer models. See Appendix A for a list of the variables and range of values for each PJL printer. You can also obtain valid variables and the range of values for each variable by sending the INFO VARIABLES command to request this information directly from the printer. Parameters: Parameter personality port variable value Variable Names PCL ESCP POSTSCRIPT (Other personalities may also be supported) PARALLEL SERIAL Supported on LaserJet 4PJ only Valid variables for each printer are listed in Appendix A. Appropriate values for each variable are also listed in Appendix A. Comments: The DEFAULT command enables you to specify default values for either general variables, which are used by all personalities, or personality-specific variables. All personality-specific variables, such as the default PCL symbol set or the PostScript-specific variable Environment Commands 6-37