Epson Stylus Pro 9900 - Electric Circuit Components

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
DISASSEMBLY & ASSEMBLY Disassembly and Assembly Procedure 228
Confidential
4.4.3 Electric Circuit Components
4.4.3.1 Main Board Assy
1. Remove the Rear Cover. (p220)
2. Disconnect the all cables and FFCs from the Main Board Assy. See Figure 4-47.
3. Remove the four screws that secure the Main Board Assy. See Figure 4-48.
A) Silver, Phillips, Bind machine screw M3x6: four pieces
4. Release the four fasteners, and remove the Main Board Assy.
Figure 4-47. Connector locations
Figure 4-48. Removing the Main Board Assy
C H E C K
P O I N T
Before starting operation, refer to “4.1.4 Cautions when
replacing the Main Board Assy/Power Supply Board Assy”
(Page 171)
.
C A U T I O N
Be extremely careful not to insert FFCs at an angle in connectors.
Doing so may cause serious damage to the terminals inside the
connectors, and it can lead to big trouble of the circuit components.
The connector number that corresponds to the FFC is written on its
surface as shown. Make sure to connect the FFCs to their correct
connectors.
CN3
CN400
CN200
CN201
CN300
CN500* CN19
CN36
CN20
CN5
CN202
CN100
CN101
CN104
CN301
CN10
CN4
CN37
CN21 CN22
CN1
CN14
CN23
NOTE: CN500 is only for Epson Stylus Pro 7700/7710/7900/7910/WT7900/
WT7910/WT7900/WT7910.
A
Fastener
Main Board Assy