Epson Stylus Pro 7400 Service Manual page 236

EPSON Stylus Pro 7400/7800/9400/9800
4.2.4.4 BOARD ASSY., SUB
1. Remove the H Top Cover. See Section 4.2.3.2 on page 221.
2. Unlock the CARRIAGE ASSY. and move the unit to the center.
4.2.1.2 on page 215.
3. Loosen the screw that secures the CR COVER ASSY.
4. Lift the right side of the CR Cover to release it from the tab and remove the CR
COVER ASSY.
One C.P.S.(S-P2) M3 x 8 screw
When reinstalling the CR COVER ASSY., be careful not to trap
C A U T I O N
any of the harnesses between the cover and the main unit.
5. Disconnect the all connectors and FFCs from the BOARD ASSY., SUB.
Figure 4-44.
Table 4-5. Connectors and FFCs Connected to the BOARD ASSY., SUB
Connector Number
Color Destination
No. of Pins
BOARD
CN1 --- 31 ASSY., MAIN
(CN17)
BOARD
CN2 --- 31 ASSY., MAIN
(CN18)
CN3 --- ---
Not used
BOARD
CN4 --- 31
ASSY., MAIN
(CN20)
CN5 --- 31
Print Head
CN6 --- 31 Print Head
Disassembly & Assembly
See Section
See
Connector Number
Color Destination
No. of Pins
Cutter
CN7 White 2
Solenoid Assy.
IM (Ink Mark)
CN8 --- 4
Sensor
CR Encoder
CN9 --- 5
Sensor
CN10 Red 4
P Edge Sensor
CN12 Black 2
PG HP Sensor
CN13 White 2 CR HP Sensor
Disassembly Procedure
4-2
Tab CR COVER ASSY.
Figure 4-43. Removing the CR COVER ASSY.
CN4 CN1
CN7
CN12
CN13
CN10
CN9
CN8 CN2
Figure 4-44. Connector Locations
Revision B
4-1
3
CN6
CN5
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