Circuit Board Removal - Epson Stylus PHOTO 820 Service Manual

EPSON Stylus PHOTO 810/820

4.2.8 Circuit board removal

1. Remove the Upper housing from the printer. (Refer to Section 4.2.1)
2. Remove the ASF unit from the printer. (Refer to Section 4.2.5)
3. Release two hooks for securing the SW button to the M/B mounting plate, and
remove the SW button.
Figure 4-38. SW button removal
4. Disconnect the following six cables from the corresponding connectors on the
Main board.
CR motor connector cable
PF motor connector cable
Head FFC
HP/PE sensor cable
Power supply connect cable
Disassembly and Assembly
Hooks
: CN12
: CN7
: CN8, CN9
: CN4
: CN2
5. Remove four screws (C.B.S. SCREW 3x6 F/Zn, C.B.S. SCREW 3x14 F/Zn) for
securing the Main board shield plate and Main board, and remove them.
C.B.S. SCREW, 3x6, F/Zn
C.B.S. SCREW, 3x14, F/Zn
Figure 4-39. Circuit board removal
6. Slide the M/B mounting plate to the left side, and release the four hooks of the M/
B mounting plate from the Main board.
Figure 4-40. Hooks on the M/B mounting plate
Disassembly
Hook on the M/B mounting plate
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Revision A
102