Epson Stylus SX230 series / SX235W series / SX430W series / SX440W series Revision B
Confidential
Disassembly/Reassembly Disassembly Flowchart 28
Panel Housing 
Lower Assy
3
4
 (p 33) (p 38)
S4
Panel Buttons
---
---
---
Panel Board Assy
---
3
 (p 38)
S4
 FFC/Cable* 8
Panel Housing 
Upper Assy
---
---
---
Flowchart 2-2. Disassembly Flowchart (2)
Panel Unit
---
4
 (p 33) (p 38)
 (p 52)
CR Scale
---
2
 (p 32)
LD Roller Cover
1
1
---
S4
LD Roller
Assy
---
2
 (p 34) (p 41)
 (p 52)
Main Frame Assy
5
---
 (p 36) (p 41)
 (p 52)
S4 S6
Frame Base Assy
---
---
 (p 41)
CR Driven Pulley
---
---
 (p 41) (p 52)
A
4
(p 30)
Screw type/torque list
Symbol Screw Type Torque
C.B.P-TITE SCREW 2.5x8 F/ZN-3C 3 ± 1 kgf·cm
C.B.P-TITE SCREW 2x8 F/ZN-3C 4 ± 1 kgf·cm
C.B.P-TITE SCREW 3x10 F/ZN-3C 5 
± 1 kgf·cm
C.B.P-TITE SCREW 3x10 F/ZN-3C 6 ± 1 kgf·cm
C.B.S-TITE SCREW 3x6 F/ZN-3C 4 
± 0.5 kgf·cm
C.B.S-TITE SCREW 3x6 F/ZN-3C 6 ± 1 kgf·cm
C.B.S-TITE SCREW 3x8 F/ZN-3C 6 
± 1 kgf·cm
C.P SCREW 3x4 F/ZN-3C 4 ± 1 kgf·cm
C.P.F.B-TITE SCREW 2x8 F/ZN-3C 4 
± 1 kgf·cm
C.P.S-TITE (P2) SCREW 3x6 F/ZN-3C 7 ± 1 kgf·cm
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
Paper Support 
Assy (p27)
When the CR Unit or the Head FFC is removed from the Main Frame Assy, remove the 
following parts before removing the Main Frame Assy.
 FFC Cover Inner
 FFC Cover Outer
 Holder Board Assy
 Printhead
5
(p 30)
Hopper
---
2
 (p 41)
Shield Plate
1
---
---
S6
Main Board
1
---
 (p 34) (p 38)
 (p 41)
S7
CR Motor
2
---
 (p 39) (p 41)
S8
LD Roller Assy 
(p28)
PE Sensor Lever
---
2
 (p 41)
 FFC/Cable* 2
 Extension Spring (x3)
 FFC/Cable* 1
 Extension Spring
 CR Timing Belt
 FFC/Cable* 3
 Extension Spring
 FFC/Cable* 4  CR Timing Belt
 FFC/Cable* 5
FFC/cable list
No. FFC/Cable No. FFC/Cable
1
Remove/disconnect the 
following.
 Panel FFC (CN2)
(double-sided tape)
 Grounding wire 
(screw  x1)
3
Remove/disconnect the 
following.
 Head FFC (CN102)
 CSIC FFC (CN6)
 PF Motor cable (CN13)
 PS Unit cable (CN501)
2
Remove/disconnect the 
following.
 Panel FFC (CN2)
 (double-sided tape)
 Grounding wire 
(screw  x1)
 Card Slot Board cable (CN9)
 PF Motor cable (CN13)
 PS Unit cable (CN501)
 CR Motor cable (CN12)
4
Remove/disconnect all FFCs/
cables.
5
Release the CR Motor cable 
from the hooks of the Main 
Frame and Frame Base.
S6
S6
PF Encoder 
Sensor (p29)
PF Scale (p29)
CR Scale (p28)
CR Driven 
Pulley (p28)
LD Roller Cover 
(p28)
Panel Unit
---
---
 (p 33) (p 38)
 (p 52)
 FFC/Cable* 1
Panel Housing 
Lower Assy
2
3
   (p 33) (p 38)
S4
Panel Board 
w/ Touch Panel
---
5
 (p 34) (p 38)
Panel Housing 
Upper Assy
---
---
 (p 34)
SX440W series specific parts/unit
3
(p 29)
 FFC/Cable* 1
Panel Unit
---
4
 (p 33) (p 38) 
 
(p 52)
SX235W series specific parts/unit
Common parts/unit
SX430W series/SX230 series
specific parts/unit
LD Roller Cover 
(p28)
FFC Holder MB 
(p29)
(p 27)