Epson Stylus Pro 7600 - UltraChrome Ink Service Manual - Page 119
Outline of Control Circuit Board
View all Epson Stylus Pro 7600 - UltraChrome Ink manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 119 highlights
EPSON Stylus Pro 7600/9600 2.3 Outline of Control Circuit Board This section describes the operation of C472MAIN Board, which controls and drives the printer mechanism of Stylus Pro 7600/9600. NOTE: For details of each circuit, refer to Chapter 7 Appendix (p.281). Explanation of major elements on C472MAIN Board Name/Code SH-3 HD6417709A CY24242PVC E09A42AA E05B80CD E09A41RA E05C02BA Flash Memory SD-RAM L6203 LB11847 Table 2-8. Major Elements Location Function IC10 32 bit RISC-CPU • Drive clock frequency = 100 MHz IC602 System clock controller • CPU clock • SDRAM clock • Clock for I/O control Custom ASIC 1. Print data processing IC607 • Rasterizer • Head drive control 2. Mechanism control (motors and solenoids) 3. Sensor control IC35 Custom ASIC • External I/O control IEEE1284 (bidirectional parallel) I/F Type-B port IC34 Custom ASIC • Head drive voltage waveform generation control IC603 Custom ASIC • USB-I/F (2.0) control IC9 IC4/6 IC600/601 Flash Memory (16Mbit) • For storage of control program (firmware) • Saving of various setting parameters and control information System memory * 128mbit x 16 IC31/32 PF/CR Motor Drivers IC • PWM constant current drive control IC30 Pump Motor Driver IC Note "*": Stylus Pro 7600: IC4/6 only (32MByte) Stylus Pro 9600: IC4/6 and IC600/601 (64MByte) Revision A Block01.eps Figure 2-20. C472MAIN Board-Circuit Block Diagram Operating Principles Outline of Control Circuit Board 119