Epson Stylus Photo 720, Service Manual

Page: 73 / 154

EPSON Stylus Photo 720 / EPSON Stylus Photo EX3 Revision A
Disassembly and Assembly Disassembly 73
4.2.5 Printer Mechanism Disassembly
4.2.5.1 Printhead Removal
1. Remove the Housing.(See “Housing Removal” on page 68)
2. Rotate Combination Gear, 12.4, 28 toward the front side of the printer and release the
CR Lock Lever from the CR Assembly. Then, move the CR Assembly to the left side.
3. Remove Black and Color Ink Cartridges.
4. Remove Black I/C Cover and Color I/C Cover from the CR Assembly.
5. Remove the Torsion Spring, 49 from the CR Assembly and remove 1 screw securing
Head Fastener from the right side of the CR Assembly.
6. Lift the Printhead upward and remove it from CR Assembly. Carefully remove 2 Head
FFCs from the connector on the Printhead Board.
Figure 4-7. Printhead Removal
Head Fastener
Printhead
Torsion Spring 49
C A U T I O N
n
When removing the Head FFCs from the Printhead Board, do
not pull two FFCs together. As shown in the figure below, one of
the Head FFCs is inserted to the connector on the Head Board
horizontally and if you pull this FFC upward, FFC may be
broken. (See Figure 4-8, "Head FFC Removal")
n
When removing the securing screw of the Head Fastener, be sure
to hold the CR Assembly by hand. If you do not hold CR
Assembly when loosing or tightening the screw, the Top Frame
may be deformed, resulting in low quality print.
Figure 4-8. Head FFC Removal