Removing Main Board - Epson Stylus Photo R320 Service Manual

EPSON Stylus Photo R320

2.3.8 Removing Main Board

External View
Main Board
Connector
Cable
C.B.P 3x8 (6-8kgf•cm)
Main Board
Assy.
2
C.B.P 3x8 (6-8kgf•cm)
Grounding
Spring, M/B
Connector
Figure 2-17. Removing "Main Board" (1)
DISASSEMBLY AND ASSEMBLY
Two-Sided Tape
Panel FFC
Shield Plate, M/B
C.B.S 3x6 (6-8kgf•cm)
4
3
C.B.S 3x6 (4-5kgf•cm)
5
1
Connector
Monitor FFC Holder C.B 3x6 (4-6kgf•cm)
Parts/Units which should be removed before removing "Main Board"
Paper Support Assy./Preview Monitor Unit/Housing, Upper/Housing, Middle
Procedure for Removing
1. Disconnect the connector cables below from "Main Board".
Table 2-3. Connectors connected to "C582 Main Board"
Connector
Colour
No.
CN3 White
CN4 White
CN5 Black
CN6 Red
CN7 White
CN8 Black
CN9 White
CN10 -
CN11 -
CN12 -
2. Take off the two-sided tape which secures "Panel FFC" from "Shield Plate,
M/B".
3. Remove the screws (x5) which secure "Main Board Assy.". Then, remove
"Main Board Assy.".
4. Remove "Grounding Spring, M/B" from "Main Board Assy.".
5. Remove the screw(x1) which seccure "Monitor FFC Holder".
Then remove the "Monitor FFC Holder".
6. Disconnect the "Panel FFC" and "Monitor FFC" from "Main Board"
connector.
Disassembly
Number
Where to Connect
of Pins
10 Power Supply Board
3 PE Sensor
3 PG Sensor
4 Star Wheel/CDR Sensor
2 PG Motor
4 CR Motor
4 PF Motor
14 CSIC Board/CR Encoder Sensor/PW Sensor
15 Print Head
15 Print Head
Revision B
47