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Intermec EasyCoder 4420 User Manual

Intermec EasyCoder 4420
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Glossary
G-7
G
point size
A unit of measure for font height; 72 points equals 1 inch as measured from slightly
above the top of the uppercase letters to slightly below the bottom of the lowercase
descenders.
Polling Mode D protocol
Polling Mode D is a protocol that allows devices and controllers to exchange data in an
ask and receive format. Use Polling Mode D to connect multiple devices to a single
multiport controller.
print speed
Measured in inches per second (ips), the rate at which media travels past the printhead.
printhead
The mechanism inside the printer that prints. The printhead for the 4420 printer
consists of 896 thermal elements. The printhead for the 4440 printer consists of 1792
thermal elements.
printhead elements
The parts of the printhead that print by placing a mark on the label when heated. Each
element on the 4420 printer is 0.005 inches square in area. Each element on the 4440
printer is 0.0025 inches square in area. Each element is switched on and off separately
in order to react with the media or thermal transfer ribbon to create a mark on the label.
ready
The state in which the printer is able to print; the normal operating state of the printer.
Ready/Busy line
Pin 11/20 of the rear panel connector. Indicates whether the printer is ready or not
ready (busy).
RS-232
Widely recognized protocol standard for serial binary data interchange. The standard
covers the physical, electrical, and functional characteristics of the interface.
RS-422
Standard for the voltage and impedance levels for serial data transmission on balanced
lines. Similar to RS-232, but handles larger distances and faster communication.
RS-485
Standard for allowing multiple devices to share a common set of serial data
communication lines. The signaling is very similar to RS-422. The maximum number of
devices allowed is 32.

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Intermec EasyCoder 4420 Specifications

General IconGeneral
BrandIntermec
ModelEasyCoder 4420
CategoryPrinter
LanguageEnglish

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