Service manual

EPSON Stylus PHOTO RX500/510 Revision C
Operating Principles Overview 14
2.1 Overview
This Chapter describes the operating principles of the mechanism and electric circuits
of EPSON Stylus PHOTO RX500/510.
EPSON Stylus PHOTO RX500/510 mainly, basically consists of a printer and a
scanner. The mechanism can be divided into the printer and the scanner. The electric
circuit includes the Main Board circuit, Power Supply Board circuit, scanner carriage
circuit and control panel circuit.
2.2 Mechanism
2.2.1 Printer Mechanism
The printer mechanism comprises the Carriage carrying the print head, the CR Motor
for driving the carriage in the lateral direction in the printing range, the Capping Unit
for preventing the print head from drying, the PF Motor for transporting the paper, the
ASF Unit for loading paper by the driving force from the PF motor, and the Paper Eject
Unit for ejecting the paper after printing.
Figure 2-1. Outline of Printer Mechanism
PF Motor
ASF Mechanism
CR Motor
Paper Eject Unit
Print Head
Capping Unit