Main Conponents; Main Control Board(C199 Main Control Board); Figure 1-8. C199 Main Control Board Component Layout - Epson Stylus 200 Service Manual

Epson Stylus Color 200 /Epson Stylus 200
1.5 MAIN COMPONENTS
The main components of the Stylus Color IIs are:
Printer mechanism (M-4C11)
Main control board (C199 MAIN Board)
Power supply unit (C160 PSB/PSE Board)
Control panel board (C160 I/F Board)
Housing
1.5.1 Main Control Board (C199 MAIN Board)
The main control board (C199 MAIN Board) consists of an M37721S2BP 16-bit CPU. The E05B32 gate
array operates with 25MHz clock speed and controls various memories. The CR motor and PF motor
are controlled directly by the CPU.
CN1
CN2
4M or 8M Bit PROM (IC3)

Figure 1-8. C199 Main Control Board Component Layout

Rev. A
CPU M3772051 (IC2)
E05B08 (IC1)
8M Bit CG-ROM (IC5)
1M Bit PSRAM (IC4)
Product Description
CN4
CN3
SW3 SW2
CN7
CN8
CN5
CN6
SW1
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