Xerox 4635 User Interface Reference page 169

GLOSSARY
parameter Optional or required information you specify in a PC UI window
to tell the system how a task is to be performed. For example,
specifying a particular file ID for editing or specifying duplex
printing. See also field.
pass-through job On systems with XPAF, a job that is sent directly from a host to a
Xerox printer using XPAF, without undergoing XPAF processing.
password Unique word or set of characters that an operator or user must
supply to log on to a system.
patch In programming, to modify a portion of the program at the
machine language level, as opposed to modifying at the source
program level.
PC UI PC user interface. The PC hardware and Xerox-supplied software
which allows the operator to control the LPS by means of a
mouse, windows, and icons. See also object mode; TEM.
PDL print description language. Language used to describe printing
jobs to an LPS. PDL describes the input (type, format,
characteristics), performs the processing functions (logical
processing), and describes the output (type, format, font
selection, accounting options).
physical page Sheet of paper on which printing is done. See also
edgemarking.
pitch 1. Horizontal character spacing; 10-pitch (10 characters per inch)
spacing is called pica, and 12-pitch (12 characters per inch)
spacing is called elite. 2. The number of page images placed on
the xerographic belt during one revolution. The 4635 LPS
operates in a multi-pitch mode, allowing the mode to be
adjusted according to the width of the paper used.
portrait page orientation Orientation of print lines or the top of an illustration parallel to
the short edge of the paper if the sheet is within the standard
size range. Sheets larger than standard have the reverse print
orientation.
printer Output device that produces hardcopy printouts. Also referred
to as the IOT.
print file Position of the system disk memory (up to 4 MB) received for
temporary storage of formatted pages for printing. Pages are
retained until they are delivered to the output tray.
printout Informal expression referring to almost anything printed by a
computer peripheral device.
XEROX 4635 LASER PRINTING SYSTEM PC USER INTERFACE REFERENCE GLOSSARY-15