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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 to
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
typewritten draft.
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 the printer.
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 the printer off and on.
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 the operation of the printer. When the self test
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.
Glossary 7