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

(nozzle)

Nozzle plate

supply tank

Vibration plate

‘

(Multi-layer

Figure 2-2. Structure of

2-2

Rev. A