Epson Perfection 4870 Photo - Circuit Diagrams

Perfection 4870 Photo Revision A
APPENDIX Circuit Diagrams 70
7.2 Circuit Diagrams
The control electrical circuit diagrams of this product are shown on the following
pages.
 Main Board
 Power Supply Board
 SUB_A Board
 Panel Board
 CCD Board
 Inverter Board
 TPU Main Board
 SUB_B Board
 TPU Inverter Board
 SUB_C Board
 SUB_D Board