Main Board Unit - Epson STYLUS CX3500 Service Manual

EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600

4.3.11 Main Board Unit

4.3.11.1 Stylus CX3500/CX3600/CX3650
V External View
PG Sensor
Connector Cable
Main Board
Unit
Head FFC Acetate tape
CN3 CN4
CN9 CN8
1
3
2
Dowel
C.B.S 3x6 F/Zn
(7±1kgfcm)
Figure 4-24. Main Board Unit Removal
DISASSEMBLY AND ASSEMBLY
PE Sensor Connector Cable Acetate tape
CN6
CN5
CN7
Hooks
Hooks
Ribs
Slit
Rib
PF Encoder Sensor
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 (x2,
Unit.
3. Peel off the acetate tape (x1) for securing PE Sensor Cable Connector, 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 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
136