Epson 4003353 User Manual
Page 32
2.2.1 Printer Mechanism
printer mechanism of this printer uses a
inkjet system similar to the system
used on all other EPSON ink jet printers. However, the
in this system is
redesigned to make it more
and ensure a high level of reliability.
figure below shows
the structure of the
and ink supply system.
■
is the abbreviation for Multi-Layer
element. When a drive pulse
(voltage) is applied, this element pushes the vibration plate, compressing the cavity
ink injection from the nozzle.
Cavity
Ink supplied from the ink cartridge is stored in this space
is injected from the
nozzles when the vibration plate compresses this area.
■ Nozzles
These inject ink against the paper’s surface response to the application of the
print signaL
are 64 (black head) or 48 (color head) individual nozzles making
up the
Cartridge
needle
driver board
\
/
Fi
(nozzle)
Nozzle plate
nk
supply tank
Vibration plate
‘
(Multi-layer
Figure 2-2. Structure of
2-2
Rev. A