Epson perfection 640U Service Manual page 37

EPSON Perfection 640U
6. Remove the screw (CP, M3x5) near the I/F connector securing the
Main Board.
7. Disconnect the following cables from the corresponding connectors;
CR Motor - CN3, carriage FFC, Panel Board - CN4.
8. Remove the Main Board.
CP Screw (M3x5)
Figure 4-25. Main Board Removal (2)
Assembly and Disassembly
CN3 (CR Motor)
Figure 4-26. Main Board Removal (3)
Disassembly Procedures
Carriage FFC Connector
CN4 (Panel Board)
Figure 4-27. Main Board
Revision A
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