Epson Perfection 4490 Photo - ADF; Disassembly; Removal of B81334 Main Board

EPSON Perfection 4490 Photo Revision B
APPENDIX ADF; Disassembly 82
7.6 ADF; Disassembly
This section explains the disassembling procedure of the main component units and
parts of the optional part ADF. Unless otherwise explained, reassemble the ADF in the
reverse procedure of disassembling.
7.6.1 Removal of B81334 Main Board
1. Remove the screws that are securing the Main Board Cover at the bottom, and
remove the Main Board Cover.
2. Disconnect the six cables from the B81334 Main Board, and remove the three
screws (gold, P-TITE).
3. Remove the B81334 Main Board.
Figure 7-4. ADF Rear Screw Removal
Figure 7-5. Board Removal 1
Figure 7-6. Board Removal 2
Remove two screws.
Disconnect six cables.
Remove three screws.