Printronix T5000 Series, User Manual

Page: 294 / 312

294
Appendix F
Data Bits Binary information sent to the printer; a character set
grouping containing letters, digits, and punctuation
marks to be printed.
Default A value, parameter, attribute, or option that is
assigned by a program or system when another has
not been specified by the user.
Diagnostic Pertaining to the detection and isolation of a printer
malfunction or mistake.
Direct Thermal
Media
Media coated with special chemicals that act as an
accelerator, acceptor dye and binder. In Direct
Thermal mode the heat from the selected rectangular
elements in the thermal printhead makes direct
contact with the media (no ribbon is used) and
causes a chemical reaction that creates the image on
the media.
Direct Thermal
Printing
A printing method in which no ribbon is used to
transfer data from the printhead to the media to
create an image. The thermal printhead selectively
heats small rectangular elements which make direct
contact with the coated media.
DRAM Dynamic Random Access Memory. Can be read
from or written to at any time. DRAM is volatile:
Whatever is in DRAM is lost when power is turned
off.
EPROM Erasable Programmable Read Only Memory.
Programs, instructions, and routines permanently
stored in the printer that cannot be written to. Files in
EPROM are not lost when power is turned off.
(Resident fonts are fonts permanently stored in
EPROM and available at any time, via software
commands.)
Fanfold Media Media supplied in a fanfold stack instead of a roll
format.
Flash Memory Nonvolatile memory. See Nonvolatile Memory.
Font A collection of printing characteristics for printing
alphanumeric characters, all of which combine to
produce a distinctive style of print.