EPSON Stylus Pro 7400/7800/9400/9800
Revision B
Operating Principles
Outline of Power Supply Circuit Board
167
2.3 Outline of Power Supply Circuit Board
This section describes the operation of C594 MAIN Board, which controls and drives
the printer mechanism of the printer.
NOTE:
For details of each circuit, refer to Chapter 7.
Explanation of major elements on C594 MAIN Board
Note "*": Stylus Pro 7400/7800: IC2/9 only (64MByte)
Stylus Pro 9400/9800: IC2/9 and IC7/10 (128MByte)
Figure 2-20. C594 MAIN Board Circuit Block Diagram
Table 2-8. Major Elements on C594 Main Board
Name/Code
Location
Function
SH-3
HD6417709S
IC14
32 bit RISC-CPU
• Drive clock frequency = 144 MHz
E05C25BB
IC21
Custom ASIC
1. Print data processing
• Rasterizer
• Head drive control
2. Mechanism control (motors and solenoids)
3. Sensor control
4. USB2.0 I/F
E09A54RA
IC17, 18
Custom ASIC
• Head drive voltage waveform generation
control
Flash Memory
IC3
Flash Memory (16Mbit)
• For storage of control program (firmware)
• Saving of various setting parameters and
control information
SD-RAM
IC2/9
IC7/10
System memory
256mbit x 16
L6203
IC11
PF Motor Drivers IC
• PWM constant current drive control
A3958
IC4
CR Motor Drivers IC
• PWM constant current drive control
A6628
IC6
Pump Motor/Pressure Motor Drivers IC
CPU
SH-3
HD6417709S
(IC14)
Custom
ASIC
E05C25BB
(IC21)
Custom
ASIC
E09A54RA
(IC17,18)
IEEE1394 Controler
TSB43AA82APGE (IC16)
A6628
(IC6)
L6203
(IC11)
A3958
(IC14)
SDRAM
(IC2)
SDRAM
(IC9)
SDRAM
(IC7)
SDRAM
(IC10)
Flash Memory
(IC3)
CN15
Press Motor
CN16
Pump Motor
CN14
PF Motor
CN13
CR Motor
CN6
USB I/F 2.0
CN5
Type B I/F
CN7
IEEE 1394 I/F
CR_FFC
HEAD
Содержание Stylus Pro 7400
Страница 1: ...EPSONStylusPro7400 7800 9400 9800 Large Format Color Inkjet Printer SERVICE MANUAL SEIJ05002 ...
Страница 10: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 147: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 170: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 207: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Страница 292: ...C H A P T E R 5 ADJUSTMENT ...
Страница 373: ...C H A P T E R 6 MAINTENANCE ...
Страница 380: ...C H A P T E R 7 APPENDIX ...
Страница 385: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 1 of 4 Revison G ...
Страница 386: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 2 of 4 Revison F ...
Страница 387: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 3 of 4 Revison F ...
Страница 388: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 4 of 4 Revison E ...
Страница 389: ...Model PX 7500 7500S 9500 9500S Board C594 SUB Sheet 1 Revison C ...
Страница 390: ...Model PX 7500 7500S 9500 9500S Board C594 SUB B Sheet 1 Revison E ...
Страница 391: ...Model PX 7500 7500S 9500 9500S Board C594 SUB C Sheet 1 Revison D ...
Страница 392: ...Model PX 7500 7500S 9500 9500S Board C594 PNL Sheet 1 Revison D ...
Страница 395: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 02 R ev 01 C594 CAS E 021 152 150 152 152 152 151 ...
Страница 396: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 03 R ev 01 C594 E LE C 011 202 201 200 ...
Страница 397: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 04 R ev 01 C594 E LE C 021 203 204 ...
Страница 398: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 05 R ev 01 C594 POWE 011 300 301 302 ...
Страница 403: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 10 R ev 01 C594 ME CH 051 700 701 X15 700 ...
Страница 407: ...900 901 906 901 905 903 903 904 PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 14 R ev 01 C594 ME CH 091 902 ...
Страница 409: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 02 R ev 01 C595 CAS E 021 150 151 152 152 152 152 ...
Страница 410: ...R ev 01 C595 E LE C 011 200 201 202 PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 03 ...
Страница 411: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 04 R ev 01 C595 E LE C 021 204 203 ...
Страница 412: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 05 R ev 01 C595 POWE 011 300 302 301 ...
Страница 417: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 10 R ev 01 C594 ME CH 051 701 X15 700 700 ...
Страница 421: ...900 901 906 901 905 903 903 904 PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 14 R ev 01 C595 ME CH 091 902 ...