QMS 860, User Manual, Page: 369 / 398

Default
A printer control panel setting used in the absence of a application
selection. See also factory default.
Document
A text or graphics file created by a user with an application
program.
DOS
An acronym for Disk Operating System, which is a program that instructs
a disk-based microcomputing system to schedule and supervise work,
manage computer resources, and operate and control peripheral devices.
Download
Transfer information from one device to another. Downloaded
fonts are not built into the printer. They are transferred from the computer
and stored in the printer’s memory temporarily. They disappear from the
printer’s memory when the printer is turned off.
dpi
An acronym for dots per inch, which is a measurement unit used to indicate
printer resolution. Your QMS 860 Print System has 300 and 600 print
resolution.
DTR/DSR
An acronym for data terminal ready and data signal received,
DTR/DSR is a hardware-controlled protocol. It controls the flow of data via
signals on the DTR/DSR line, as opposed to XON/XOFF protocol, which is
software controlled.
EEPROM
Electrically Erasable Programmable Read Only Memory, a
variation of EPROM that can be erased by applying an electrical signal to
one or more pins. See also EPROM.
Electrophotographic Drum
This is a drum in the EP cartridge that is
sensitive to both light and electricity. It is used in the creation and transfer
of images to the printed page. See also EP cartridge.
Emulation
The ability of the printer to respond to commands that are intended
for a different type of printer. For example, when the printer is set for LaserJet
Series II emulation, it responds to the same commands (HP PCL) that a
LaserJet Series II printer does.
Engine
The part of a printer where the paper is physically processed and
printed. It is the body and internal components that house the controller.
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