User`s guide

Glossary-3
OG L
O
OCP. Operator Control Panel.
Orientation. Position of the print on the page. In Portrait orientation, the print runs
from the top to bottom margins across the narrow width of a sheet of paper. In Land-
scape orientation, the print runs from the left to right margins along the length of a sheet
of paper.
P
Paper Size. Physical dimensions of the paper.
PCL. Hewlett-Packard Printer Control Language.
PDF. Portable Document Format.
PDL. Page Description Language.
Pixel. In electronic publishing, a basic unit of digital imaging.
Porosity. The ratio of the volume of pores in a material to the volume of the whole, as
in a percentage of the volume of pores through which light may pass through paper.
Port. Designates a pathway for the flow of data in or out of a device.
PostScript. A registered trademark of Adobe Systems, Inc.
Printable area. Area of the physical page in which the printer is able to place a dot.
Q
Queue. A destination for a sequence of stored data or programs awaiting processing,
as in files waiting in line to be sent to the printer.
R
RAM. Random Access Memory. A type of internal memory that stores data
temporarily.
S
Serial interface. An interface that sends data one bit at a time over a single line.
Startup. The act or process of setting into operation or motion, as in starting up your
system with a startup disk.
System. A broad term to include a computer and any peripheral devices, accessories,
and software.
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