Printek 4503 Manual Do Utilizador

Glossary 2

font

A group of characters of a given shape or style.

hexadecimal

Base sixteen numbering system.  Digits are represented by
the characters 0 through 9 and a through f.

interface

The connection between the printer and the host computer.

LCD

Liquid crystal display.

LED

Light emitting diode.

line pitch

The vertical spacing of characters.  Measured in lpi.

lpi

Lines per inch.

LQ

Letter Quality.

MSB

Most significant bit.  In a character, this refers to bit seven
(of 0 to 7).

octal

Base eight numbering system.  Digits are represented by
the characters 0 through 7.

off-line

Refers to the state of the printer when the "ONLINE"
indicator is off and the printer does not respond to the host
computer.

on-line

Refers to the state of the printer when the "ONLINE"
indicator is on and the printer is responding to the
commands and text received from the host computer.

OQ

Optical Quality.

parity

A method used for detecting errors within a single
character transmitted or received via an interface.

reset

Initialization of various operating parameters of the printer
to the value or state assumed when the printer is powered
on.

top of form

The vertical position where the first line is printed on the
paper.  Also the position the paper is advanced to when a
form feed (FF) character is received from the host or the
Form Feed button is pressed on the printer's control panel.

tractors

Devices which control the movement of the paper through
the printer.