Print Quality - Epson ActionPrinter 4000 User Manual

print quality

Your printer has two types of print quality; draft and Letter Quality.
Draft is for high-speed, draft quality jobs; Letter Quality is used
produce more polished documents.
proportional printing
Printing in which the character width varies from character to
character. For example, a capital W receives much more space than a
lowercase i. The result looks more like a typeset book than a
draft.
typewritten
pull tractor unit
An optional device that feeds continuous paper and multi-part
forms through the printer.
push tractor
A built-in device that feeds continuous paper through
RAM
Acronym for Random Access Memory. The portion of the printer's
memory used as a buffer and as a place for storing user-defined
characters. All data stored in RAM is lost when the printer is turned
off.
reset
To return a printer to its defaults, either by a command, an INIT
signal, code, or by turning
ROM
Acronym for Read Only Memory. The portion of the printer's
memory used to store power-on instructions and built-in fonts.
self test
A method of
checking
is run, the printer prints out its current DIP switch settings and the
characters that are stored in its ROM.
serial interface
A serial interface transmits data one bit at a time. See also parallel
interface.
printer off and on.
the
the operation of the printer. When the self test
to
printer.
the
Glossary 7