Overview; Printer Mechanism - Epson Stylus NX105 Service Manual

Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300

2.1 Overview

This chapter describes the mechanism of Epson STYLUS NX100/NX105/SX100/
SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300.

2.1.1 Printer Mechanism

Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/
TX105/TX106/TX109/ME 300 printer mechanism consists of printhead, carriage
mechanism, paper loading mechanism, paper feed mechanism, and ink system.
As the conventional models, Epson STYLUS NX100/NX105/SX100/SX105/TX100/
TX101/TX102/TX103/TX105/TX106/TX109/ME 300 is equipped with two DC
motors; one is used to drive the paper loading, paper feed mechanisms, and the pump
mechanism that includes the carriage lock mechanism, and another one is used to drive
the carriage mechanism. A paper is fed from the rear ASF unit by means of the LD
roller and Retard roller and ejected to the front tray.
OPERATING PRINCIPLES
PF Encoder Sensor
PF Roller
Wheel Star Metal
Carriage Unit
EJ Roller
Wheel Star Exit
Cap Assy
Figure 2-1. Printer Mechanism block diagram
Overview
Revision A
PF Scale
PF Motor
CR Timing Belt
CR Scale
PE Sensor
CR Encoder
Sensor
LD Roller
Retard Roller
Compression
Spring
Lever Pick Clutch
Pump Assy
CR Motor
Confidential
24