Circuit Board Removal - Epson STYLUS COLOR 580 Service Manual

EPSON Stylus COLOR 580

4.2.4 Circuit board removal

1. Remove the Housing from the printer. (Section 4.2.1 Housing removal)
2. Remove two screws (CB.S. 3x6, F/Zn) securing the Front Housing (Stacker guide)
and remove the Front Housing (Stacker Guide).
Front Housing
(Stucker Guide)
Figure 4-11. Removing the Front Housing (Stacker Guide)
3. Remove two screws (C.B.S. 3x6, F/Zn) securing the Circuit board unit at the front
side of the Printer mechanism.
Figure 4-12. Removing two screws at the printer front side
Disassembly and Assembly
C.B.S 3x6 F/Zn
C.B.S. 3x6 F/Zn
4. Remove four screws (C.B.S.3x6, F/Zn) securing the Circuit board unit at the back
side of the Printer mechanism and remove two screws (C.B.S. 3x6, F/Zn) securing
the Circuit board unit at the right side (viewed from back side).
Figure 4-13. Removing six screws at the printer back side & right side
5. Holding the Left housing lightly, pull down the Circuit board unit. Then
disconnect the following four cables from the corresponding connectors on the
Main board.
n
CR motor connector cable : CN2
n
PF motor connector cable : CN3
n
Printhead FFC
n
HP/PE/IC sensor cable
6. Remove the following screws securing each circuit board to the Shield plate.
Figure Figure 4-14.
n
C364 MAIN/B
C.B.S. 3x6, F/Zn (Red circled screws)
C.P. 3x6, F/Zn (Yellow circled screws)
connector)
n
C364PSB/E
C.B.S, 3x6, F/Zn (Yellow circled screws)
C.B.S-TITE R, 3x6, F/UC (Red circled screw)
C.B.(O),4x5, F/ZG for 120V (Green circled screw):1pcs (for Earth terminal)
Disassembly
C.B.S. 3X6 F/zn
: CN4
: CN1
: Remove five screws.
: 3pcs (for Main board)
: 2pcs (for Parallel I/F)
: Remove five screws.
: 3pcs (for PS board)
: 1pcs (for PS board)
Revision A
76