GLOSSARY
XEROX 4635 LASER PRINTING SYSTEM OPERATOR GUIDE
GLOSSARY-9
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.
pica
1. Unit of measurement equal to 0.166 inch. Picas are often
used to express line measure or column width. There are about
6 picas to an inch. See also point. 2. A 10-pitch typeface. See
also elite.
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.
pixel
Acronym for picture element. Smallest addressable point of a
bit-mapped screen that can be independently assigned color and
intensity. Pixels are definable locations on a display used to form
images. For graphic displays, more pixels generally provide
higher resolution. Spots, dots, and pixels are used
interchangeably.
point
Unit of measurement equal to 0.0139 inch. Points are always
used to express type size and leading. There are 12 points to a
pica and about 72 points to every inch. See also pica.
point size
Measure of a character set based on its height.
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.
print assurance
The complete offering of the Assurance feature including the
validation of the print job by the bar code reader. Print
Assurance includes Audit Logging and Reporting, Bar code
option, Page Detail and Enhanced Sheet Tracking.
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.
prompt
Message or symbol displayed on a system console requiring the
operator to take action.
