Olivetti JP 90 Bedienungsanleitung Seite 54

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driver
Software program which controls output to the printer and
does necessary code conversions between application
program and printer.
economy print mode
Low dot resolution print mode. Allows ink saving.
elementary spacing
Smallest possible horizontal or vertical movement of the print
head carriage.
emulation
Set of commands that can be interpreted by the printer
and/or driver.
ESCAPE character
The special character with the decimal value 27 (ESC),
which tells the printer that the following character(s) form a
control sequence.
ESCAPE sequence
A set of characters, starting with the ESC character, which
controls an action of the printer as defined by its emulation.
factory settings
Printer settings defined by the manufacturer; also known as
default settings ( see item ).
firmware
The built-in control intelligence of the printer which cannot be
changed by the user.
font
A set of characters available in a certain typeface and size
( see also items "cpi" and "dot size" ).
G-2
handshaking
The signal exchange between the printer and the controlling
system, which regulates the loading of data to the printer's
buffer and avoids overflow of this buffer.
hexdump
A printing mode in which the transmitted characters (and also
control codes) are printed as two digit hexadecimal codes.
Used for debugging.
initialisation
The process at printer switch-on in which the printer
executes an automatic self-diagnosis of its hardware and
loads the settings as defined in programming (set up). Reset
by command also causes (re-)initialisation of the printer (but
without hardware check).
interface
Physical (with cable) and logical (synchronization and
interpretation of signals) connection of the printer with a host
system/computer.
ISO table
(International Standardization Organization); a convention
which assigns to certain ASCII codes ( see item ) a
one-per-nation set of special European characters.
landscape
Page orientation in which the characters are printed along
the long side of the paper.
LED
(Light Emitting Diode); indicator which lights up on the printer
operator panel.
Glossary