Disassembly Flowchart (Printhead/Main Board) - Epson Stylus TX235 Service Manual

Epson Stylus SX230 series / SX235W series / SX430W series / SX440W series

2.2.2 Disassembly Flowchart (Printhead/Main Board)

Printhead
START
FFC Cover Outer
---
1
(p 37)
CSIC FFC
CR Contact
Module
---
2
---
FFC Cover Inner
---
2
(p 37)
Printhead
3
---
S1
(p 36) (p 41)
The Printhead can be replaced without removing the Scanner Unit. However, the working
space for replacement is narrow and dark. Therefore, if you find it difficult to work,
remove the Scanner Unit first before replacement.
Disassembly/Reassembly
Main Board
START
Housing Rear Housing Right
1 ---
4 3
S4
(p 32) (p 32)
Scanner FFC (CN11)
Paper Support
Ferrite core
Assy
---
Scanner Unit
2
1
---
2
S4
---
Hopper
---
2
Housing Left
(p 41)
1
5
S4
FFC/Cable* 10
(p 32)
FFC Holder MB
1
Hinge
---
1
S7
---
---
S4
---
Flowchart 2-5. Disassembly Flowchart (Printhead/Main Board)
Disassembly Flowchart (Printhead/Main Board)
FFC/Cable* 11
Shield Plate
1
---
S6
---
FFC/Cable* 12
Main Board
1
---
S7
(p 34) (p 38)
(p 41)
FFC/cable list
No.
10 Disconnect the Panel FFC (CN2), and remove the ferrite core.
Remove/disconnect the following.
11
12 Remove/disconnect all FFCs/cables.
Screw type/torque list
Symbol
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
Revision B
FFC/Cable
FFC (CN102, CN6)
PF Motor cable (CN13)
PS Unit cable (CN501)
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
Confidential
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