Printer Control Language (PCL) page formatting
Common variables for both printer languages
Lexmark-unique PJL variables for both printer languages
Common variables for PCL emulation
Lexmark-unique variables for PCL emulation
Common variables for PostScript emulation
Lexmark-unique variables for PostScript emulation
Lexmark-unique LRESOURCE variables
USTATUS unsolicited status variables
PJL messages for auto-continuable conditions
PJL messages for attendance conditions