Lexmark X422 Technical Reference Manual page 217

PS2fonts
redefines the following PostScript resident fonts to match the character designs
and metrics defined in PostScript Level 2. The font names in parentheses are the
equivalent PostScript 3 font names for the associated PostScript Level 2 names.
Antique Olive
Antique Olive Bold
Antique Olive Italic
Letter Gothic
Letter Gothic Bold
Letter Gothic Italic
Marigold
Univers Bold
Error: none
PS3fonts
restores the font compatibility to PostScript 3.
Error: none
quiet
queries the PowerSave page device parameter. An integer is returned on the
stack:
Power Saver is Off
to or
Number of minutes elapsed after last page prints before
Power Saver is invoked.
Power Saver reduces power consumption when the printer is idle. When
enabled, it takes longer to print the first page after the printer has been idle.
4-43
(Antique Olive Roman)
(Letter Gothic Slanted)
(Model specific)
PostScript
is