EPSON AcuLaser C2600/2600
Revision B
Operating Principle
Electrical Circuit Operation Principle
138
2.6.2 Engine Control Circuit
The electric circuit for controlling engine drive consists of the following boards.
HARDWARE CONFIGURATION
MAIN-B Board (Engine Controller)
Contains CPU, ASIC and controls the engine drive communicating with the
engine controller and other control boards.
Drive Board
Controls the operations of the following components:
Stepping motor
Solenoid
Clutch
Drive-B Board
Double-ended drive motor driver (stepping motor)
SUB Board
Controls the operations of the following components of the optional paper feeder:
Optional feed drive motor (a DC servomotor)
Solenoid
Sensor switch
FRAM Board
Contains the NVM that stores engine information
R/W Module
Performs a wireless communication with the nonvolatile memory of the toner
cartridges.
ENGINE CONTROLLER CIRCUIT BLOCK DIAGRAM
The engine controller circuit block diagram is given on the following page.
CPU
Model Name:
HD64F2633
Built-in Flash ROM capacity:
256 kbyte
Built-in RAM capacity:
16 kbyte
Clock frequency:
24.576 MHz
ASIC
Model Name:
E05C19AB
Clock frequency:
24.576 MHz
Driver IC (x2)
Model Name:
SLA7044M
2-phase stepping motor for unipolar drive
Driver IC (x2)
Model Name:
LB1845
2-phase stepping motor for unipolar drive
NVM (FRAM)
Capacity:
4 kbit
Summary of Contents for Aculaser 2600 Series
Page 1: ...EPSON AcuLaserC2600 2600 A4 Full Color Laser Printer SERVICE MANUAL SEPG04005 ...
Page 12: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 85: ...C H A P T E R 2 OPERATINGPRINCIPLE ...
Page 141: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 209: ...EPSON AcuLaser C2600 2600 Revision B Troubleshooting Test Print 209 PRINTED PATTERN 03003101 ...
Page 210: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 364: ...C H A P T E R 5 ADJUSTMENT ...
Page 384: ...C H A P T E R 6 MAINTENANCE ...
Page 410: ...C H A P T E R 7 APPENDIX ...
Page 437: ...EPSON AcuLaser C2600 2600 Revision B APPENDIX Exploded Diagrams 437 7 4 Exploded Diagrams ...
Page 450: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 1 of 5 Rev B ...
Page 451: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 2 of 5 Rev A ...
Page 452: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 3 of 5 Rev A ...
Page 453: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 4 of 5 Rev B ...
Page 454: ...Model AcuLaser C2600 AcuLaser 2600 Board C585 MAIN Sheet 5 of 5 Rev B ...