Page 576 - Ultimate Visual Dictionary (DK)

THE MODERN WORLD
Inkjet printer

INKJET PRINTERS EXPEL ink droplets from hundreds EPSON STYLUS PHOTO 895 COLOR INKJET PRINTER
of tiny jets, or nozzles, on to a medium, such as paper,
to print an image. Each droplet corresponds to a Printer Carriage
cover drive belt
single pixel (picture element). Black-and-white
printers use only black ink, while color printers Color ink- Settings
overprint combinations of the printing colors (cyan, cartridge clamp display
yellow, magenta, and black) to create a full color
range. The printhead containing the nozzles moves Settings
sideways across the paper, creating a line of pixels, Black ink- control
cartridge panel
before the paper moves slightly forward so the next clamp
line can be printed. Two basic methods are used to Power
button
eject ink: thermal, in which ink is heated to form an
Output
expanding bubble that expels a droplet from the tray
PC card
nozzle, and piezoelectric, in which an electric current adapter
expands a crystal causing it to push out the ink Output
tray extension Ink-cartridge Roll paper Maintenance
droplet. The printer shown here can print digital
replacement manipulation button
photographs directly from a memory card. button button
Paper hopper
OVERHEAD VIEW WITH OUTER CASING REMOVED Head data cable support
Preview
monitor
socket

Motor
assembly

Paper
thickness
adjust
lever

Color
ink-
cartridge
clamp

Spur gear Head data cable Paper output Black ink-
stacker cartridge
clamp
Ink outlet Ink outlet
hole hole

Color ink Black ink
cartridge
cartridge
INK CARTRIDGES PC CARD ADAPTER

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