Epson Stylus CX4900 User Manual

EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050 Revision A
OPERATING PRINCIPLES Overview 65
2.1 Overview
This section describes the operating principles of the Printer Mechanism, Scanner
Mechanism and Electrical Circuit Boards.
 Main Board
 C657 Main Board
 Power Supply Board
 C610 PSB/PSE Board
 Panel Board
 C571 PNL Board (EPSON Stylus CX4900/CX4905/CX5000/DX5000/
DX5050)
 C657 PNL Board (EPSON Stylus CX5900/CX6000/DX6000/DX6050)
 I/F Board
 C610 I/F Board
 Head Board
 C654 HEAD Board
2.2 Printer Mechanism
2.2.1 Printer Mechanism
This printer consists of the Print Head, Carriage Mechanism, Paper Loading
Mechanism, Paper Feeding Mechanism, Ink System.
Like the previous printers, EPSON Stylus CX4900/CX4905/CX5000/DX5000/
DX5050/CX5900/CX6000/DX6000/DX6050 is equipped with two DC motors; one for
the Paper Loading/Feeding Mechanism and the Pump Mechanism with the CR Lock
Mechanism, and one for the CR Mechanism. The ASF Unit for the Paper Loading
Mechanism uses rear entry front eject system. The Paper Feeding Mechanism uses the
LD Roller and Retard Roller to feed paper to the Printer Mechanism in the same way as
previous printers.
Figure 2-1. Printer Mechanism block
diagram
Compression
Spring
LD Roller
Retard Roller
Clutch mechanism
PE Sensor
CR Motor
PF Motor
Pump Unit
Cap Unit
Carriage Unit
CR Encoder
Sensor
PF Roller
Timing Belt
EJ Roller
PG Sensor
Star Wheel
PF ScalePF Encoder Sensor
Change lever
PW Sensor

Epson Stylus CX4900 Specifications

General

Brand	Epson
Model	Stylus CX4900
Category	Printer
Language	English