Epson N2700 manual Part Names and Functions of the Imaging Cartridge

EPL-N2700 Revision A

2.1.6 Imaging Cartridge

2.1.6.1 Part Names and Functions of the Imaging Cartridge

The following illustrates the construction of the imaging cartridge. The power to the gears of the imaging cartridge is transmitted from the I/C drive motor (M1) of the printer main body. The I/C drive motor (M1) turns clockwise viewing from the front of the printer.

￿Sleeve Roller:

Transfer Roller:

Separating Claw:

Cleaning Blade:

Feeds toner to the electrostatic latent image formed on the surface of the PC drum to produce a visible toner image.

Transfers the toner image on the surface of the PC drum onto the paper. (The transfer roller is not incorporated in the imaging cartridge.)

Securely separates the paper from the PC drum.

Cleans off the toner remaining on the surface of the PC drum.

Rotary Blade:

￿

Toner Empty Sensor:

Figure 2-21. Imaging Cartridge

Charge Brush:	Charges the PC Drum. By using the
￿	brush, less ozone is emitted.
Toner Hopper:	Agitates toner with the two agitator
	blade to feed toner to the toner feed
￿	roller.
Toner Feed Roller:	Feeds toner to the sleeve roller.

Feeds the wasted toner to the wasted toner box.

Detects a toner-empty status. (The toner empty sensor is not incorporated in the imaging cartridge.) The sensor unit consists of the LED and the sensor. Light emitted from the LED is reflected by the reflection mirror built in the imaging cartridge and then detected by the sensor. the sensor monitors the toner’s empty/near empty condition by referring to the voltage level, pulse width, and detected times of the detection signal.

Operating Principles Printer Mechanism Operating Principles 68