Service manual

Epson Stylus Photo PX650/TX650/TX659/PX660/PX660 Premium/Artisan 635 Revision C
Epson Stylus Photo PX660/PX660 Premium/Artisan 635 Disassembly/assembly 151
Confidential
2. Remove the screws (x5) that secure the Main Board Unit.
3. Lift the rear side of the Main Board Unit, and remove it while avoiding from the
rib of the Card Slot Cover.
Figure 8-13. Removing the Main Board Unit (2)
 When installing the Main Board Unit, align the positioning
holes (x2) of the Main Board Unit with the dowels (x2) of the
Card Slot Cover. (See Figure 8-13.)
 Tighten the screws in the order given in Fig. 8-13.
C.B.P. 3x10 (6±1 Kgfcm)
C.B.S. 3x6 (8±1 Kgfcm)
Positioning hole and dowel
Rib of Card Slot Cover
1
2
4
5
Head FFC
Rear side of printer
3
 See the following for routing the cables to the Main Board Unit.
Figure 8-14. Routing the Cables
Cable/FFC Hook/Rib Double-sided tape CN No.
Power Supply Unit cable Rib A --- CN3
CDR Guide Sensor cable Rib B --- CN4
CDR Tray Sensor cable Rib B --- CN9
PF Motor cable Hook A --- CN13
CR Motor cable Hook B --- CN14
PE Sensor cable Hook C --- CN6
APG Sensor cable Hook C --- CN7
PF Encoder FFC --- x2 CN8
Rib of Lower Housing
Double-sided tape
PF Encoder FFC
Power Supply Unit cable
CR Motor cable
PF Motor cable
PE Sensor cable
Hook A
Hook B
Hook C
Rib B
Rib A
CDR Tray
Sensor cable
CDR Guide
Sensor cable
APG Sensor cable