EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Disassembly & Assembly Disassembly Procedures 230
8. Remove the screw securing USB connector.
(Refer to Figure 4-34.)
 C.P. 3x6: 1 pc.
9. Remove the two screws securing "Cover, Connector, Upper; B" and then 
remove "Cover, Connector, Upper; B". (Refer to Figure 4-34.)
 C.B.S. 3x10: 2 pcs.
10. Remove the two screws securing "Cover, I/F" and "Grounding Board, I/F" 
and then remove "Cover, I/F" and "Grounding Board, I/F".
(Refer to Figure 4-35.)
 C.B.S. 3x6: 1 pc.
Figure 4-34. Cover, Connector, Upper; B Removal
Figure 4-35. Cover, I/F and Grounding Board, I/F Removal
Step 9
C.B.S. 3X10
Step 8
C.P. 3X6
Cover, Connector, Upper; B
USB Connector
Grounding Board, I/F
C.B.S. 3x6
Cover, I/F