Service manual

EPSON Stylus COLOR 1520

Rev. A

1.6 Main Components

The main components of the EPSON Stylus COLOR 1520 are designed for easy removal and repair.

They are as follows:

Main control board :C211 MAIN Board

Power supply board :C172 PSB/PSE Board

Control panel bard

Printer mechanism :M-4160

Housing

1.6.1 C211 MAIN Board

This board consists of a 16-bit CPU (IC7) (clock wave : 19.66Mhz), gate arrays B05B33 (IC8) and B05B34

(IC6), PROM (IC14), MROM (IC12), DRAMs (IC9, 10), RESET ICs (IC1, 4), EEPROM (IC2), two motor

drive ICs, printhead drive circuit, and so on.

Gate Array E05B33CPULithium Battery

Gate Array E05B34

PROM 8M

DRAM 4M

MROM

Reset IC

EEPROM

Timer IC

PF Motor Drive IC

CR Motor Drive IC

Printhead Common Drive Circuit

Serial Interface IC

Figure 0-13. C211 MAIN Board Component Layout