Epson STYLUS CX3500 Service Manual page 138

EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600
4.3.11.2 Stylus CX4500/CX4600
V External View (1)
PG Sensor
Head FFC
Connector Cable
Acetate
tape
Main Board Unit
CN3 CN4
CN9 CN8
1
3
2
Dowel
C.B.S 3x6 F/Zn
(7±1kgfcm)
Figure 4-26. Main Board Unit Removal (1)
DISASSEMBLY AND ASSEMBLY
PE Sensor Connector Cable Acetate tape
CN6
CN5
CN7
PF Encoder
Hooks
Sensor
Hooks
Ribs
Slit
Rib
PF Scale
V Part/Unit that should be removed before removing Main Board Unit.
Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit /
Housing Upper / Printer Mechanism
V Removal procedure
1. Peel off the acetate tape (x1) for securing Head FFCs (x3)
2. Release PG Sensor Connector Cable from the hooks (x3,
Unit.
3. Peel off the acetate tape (x1) for securing PE Sensor Connector Cable, and
then release PE Sensor Connector Cable from the hooks (x2,
Board Unit.
4. Disconnect the following cable connectors and FFC from the connectors of
Main Board.
• CN3: PE Sensor Connector Cable
• CN4: PG Sensor Connector Cable
• CN5: Head FFC
• CN6: Head FFC
• CN7: Head FFC
• CN8: PF Motor Connector Cable
• CN9: CR Motor Connector Cable
5. Remove the screws (x3,
Main Board Unit from Printer Mechanism.
T
Insert PF Scale into the slit of PF Encoder Sensor.
T
Insert the ribs (x2,
Main Board Unit.
T
Insert the rib (x1,
Main Frame.
T
Align the positioning hole (x1) of Main Board Unit with the
dowel (x1,
T
Tighten the screws of Main Board Unit in order shown by
figure.
Disassembly
) of Main Board
) for securing Main Board Unit, and then remove
) of Main Frame into the hooks (x2) of
) of Main Board Unit into the hook (x1) of
) of Main Frame.
Revision A
) of Main
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