Printer drivers, Printing area, Proportional spacing (ps) – Panasonic KX-P3626 User Manual

Page 72: Protocol, R.d.t, Serial interface, Shielded cable, Skip perforation, String concatenation, Style

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Printer drivers:
Most of today’s off the shelf software programs use

printer drivers to control printer functions. These driv­
ers contain the software codes your software program
uses to access printer features. With the printer driver
installed, you will seldom need to know any of the

KX-P3626 commands.

Printing area:

The area of the page within the margins, where printing
actually occurs.' The printing area is equal to or less
than the printable area.

Proportional spacing (PS):
Proportional spacing is a printing method of adjusting

the character space in which a character is printed. A
“w" will take up more space than an “i”.

Protocol:
Protocol is the set of rules permitting communication

between a computer and printer when a serial interface
(RS-232C) is used. It covers polarity, baud rate, parity,

data length, start bit and stop bit.

RAM;

RAM is an acronym for “Random Access Memory”. It

is the part of the printer’s memory in which data is

stored, control codes or download characters are to be

printed. RAM is cleared when the printer is turned off.

R.D.T.:
R.D.T. is the value of the remaining buffer capacity

(R.B.C.) to resume data transfer from the computer
after the data transfer is suspended by R.B.C. control.

ROM;
ROM is an acronym for “Read Only Memory”. It is the

part of the printer’s memory in which predefined char­

acters and operating information for the printer are

stored. ROM is not cleared when the printer is turned

off.

Serial interface:

Transmitting data one bit at a time from computer to
printer.

Shielded cable;
Shielded cable is a cable wrapped with a special metal

around its wires. This guards against radio interfer­
ence.

Skip perforation:
Skip perforation means nothing is printed in a specified

area before and after the page perforation.

String concatenation:

This is the joining of two or more bytes of data into a

single command.

Style:

A font attribute which slightly changes the appearance
of the character, (ie: In Italics the character is printed
on a slant.)

Super Letter Quality (SLQ):

SLQ is one of three print qualities available on this
printer, SLQ mode uses a maximum number of dots
per character to improve the print quality more than LQ
mode but decreases the printing speed less than LQ
mode.

Super Quiet mode:
SUPER QUIET mode reduces printing noise for a
more comfortable work environment. It also reduces
print speed.

Top of Form:

Top of Form is the first line position on the paper.

(I®" P. 43).

Typeface:

All characters of a single, unified design at any size

and rotation. Example: Roman, Prestige, etc.

O

o

CO

(0

fi)

Scalable fonts:

The user can alter the point size of a selected font to

make the font larger or smaller.

S.D.T.:
Serial Interface uses 1K byte Serial Buffer. S.D.T. is

the value of the remaining buffer capacity to suspend

data transfer from the computer.

Self test:
Self test is a method for testing the operation of the
printer. ( BS* P. 25)

Unidirectional printing:

The printer prints left-to-right only. Printing speed is

slow compared with bidirectional printing. This print

method permits better vertical alignment.

Windows:

An operating environment which lies between the op­
erating system (DOS) and an application, that controls

the system devices.

72

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