Epson Stylus Pro 7400 - Page 236

EPSON Stylus Pro 7400/7800/9400/9800 Revision B
Disassembly & Assembly Disassembly Procedure 236
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. See Section
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
5. Disconnect the all connectors and FFCs from the BOARD ASSY., SUB. See
Figure 4-44.
Figure 4-43. Removing the CR COVER ASSY.
Figure 4-44. Connector Locations
C A U T I O N
When reinstalling the CR COVER ASSY., be careful not to trap
any of the harnesses between the cover and the main unit.
Table 4-5. Connectors and FFCs Connected to the BOARD ASSY., SUB
Connector
No.
Color
Number
of Pins
Destination
Connector
No.
Color
Number
of Pins
Destination
CN1 --- 31
BOARD
ASSY., MAIN
(CN17)
CN7 White 2
Cutter
Solenoid Assy.
CN2 --- 31
BOARD
ASSY., MAIN
(CN18)
CN8 --- 4
IM (Ink Mark)
Sensor
CN3 --- ---
Not used
CN9 --- 5
CR Encoder
Sensor
CN4 --- 31
BOARD
ASSY., MAIN
(CN20)
CN10 Red 4
P Edge Sensor
CN5 --- 31
Print Head
CN12 Black 2
PG HP Sensor
CN6 --- 31
Print Head
CN13 White 2
CR HP Sensor
Tab CR COVER ASSY.
4-1
3
4-2
CN9
CN6
CN5
CN1
CN2
CN4
CN8
CN10
CN13
CN12
CN7