Pdf/x, Ppd (postscript printer description), Pre-separated file – Konica Minolta bizhub PRESS 1250 User Manual

Page 191: Printer description file, Process, Process colors

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known, the system can automatically determine the correct output
value. For example, the system can find the required dot size for a
given set of printing conditions based on the stored gray level.
Color setups can be saved in color tables (color transformation
tables), which is one of the many kinds of LUTs.

PDF/X

Abbreviation for Portable Document Format eXchange. An
exchange format for sending pages between a page preparation
site and a printing site. PDF/X is a subset of the full PDF
specification.

PPD (PostScript Printer Description)

A file specification set by Adobe Systems, Inc. It contains output-
device-specific information, including fonts, line screens, offset
margins, supported page sizes, and so on.

pre-separated file

A PDF, PostScript, or TIFF file that contains a separate page for
each color in a document. A standard process color job would
have four pages—one for each process color. A job with spot
colors would have a page for each spot color and a page for each
process color.

printer description file

A PPD file or PDF file that Apple Macintosh software uses to
prepare pages and documents for specific output devices.

process

An action initiated on a file—for example, refining a PostScript file,
copying a file from one folder to another, or outputting a TIFF file
to plate.

process colors

The four ink colors that are used to reproduce full-color images:
cyan, magenta, yellow, and black (CMYK). Combinations of CMYK
are used to reproduce many colors of the spectrum.

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