Epson Stylus COLOR 300 Service Manual download pdf (Page 22)

Chapter 1 Product Descriptions

Rev. A

1-1

1.5 MAIN COMPONENTS

The EPSON Stylus Color 300 is composed of the following main components:

Printer mechanism

Main control board (C224 MAIN Board)

Power Supply Unit (C160 PSB/PSE Board : Same as EPSON Stylus Color 200 / Stylus

200)

Control Panel

Housing

1.5.1 Printer Mechanism

The mechanical design of printer mechanism for EPSON Stylus Color 300 is basically the

same with EPSON Stylus Color 200/Stylus 200, and is equipped with the detachable 4-

colors one-piece printhead unit.

1.5.2 Main Control Board (C224 MAIN Board)

The main control board (C224 MAIN board) is controlled by the M37721S2BFP 16bit CPU

(IC2) which driven with 25MHz clock speed. The E05B49KA custom gate array (IC1)

controls the memories (ROM and RAM), a built-in parallel interface circuit and the printhead

drive voltage generation circuit.

1.5.3 Power Supply Unit (C160 PSB/PSE Board)

The power supply unit of EPSON Stylus Color 300 is exactly the same with EPSON Stylus

Color 200/Stylus 200.

1.5.4 Housing

In accordance with the control panel design change, the upper housing is also changed

from EPSON Stylus Color 200/Stylus 200.

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Epson Stylus COLOR 300 Service Manual Page 22