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Fargo Electronics, Inc.
DTC400/DTC300/DTC300M Card Printer Service Manual (Rev. 1.3)
15-2
Glossary of Terms (continued)
Term Definition
Barcodes
A series of alternating black and white stripes, of varying widths
(each character denoted by a set number and width of black
stripes) that allows characters to be optically read by a computer.
Batch print
A file sent down from the computer that contains commands to print
a number of cards, sequentially.
Battery Back-up
A power supply that can keep AC electronic equipment running for
a short time when power is interrupted, allowing enough time for the
user to save data and close the machine properly.
Bi-directional
A communication standard that allows two way data transfer
between PC and Printer.
BIOS (Basic
Input/Output System)
The part of the operating system in a computer that handles
communication between the PC mainboard and its peripherals.
Typically residing in chip-based, non-volatile memory.
Bit
An abbreviation for binary digital. Each bit is an element of
information that can have two states: off and on.
Bit map
A graphic produced by an array of pixel elements with the color
hue, brightness and saturation information stored in bits. The more
bits, the more values and thus the greater variety. 1 bit color is
black and white, 8-bit color produces 256 shades of gray and 24-bit
color can produce 16.7 million colors.
Board
A term used for the circuit board, a hard mylar plate made of many
layers, that holds the electronic circuit elements and wire traces.
Boot-up
A series of operations that the Printer runs through when power is
first applied including a series of initializing, status testing and a
diagnostics program to ensure a ready state.
Buffer
A block of memory, in the Printer or PC, that holds print files until
the processor is ready to print them.
Cable
A set of conductors wrapped together and often concealed within
insulation, used for signal transfer from one device to another, with
connectors on either end that allows the cable to be removed.
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