Epson Stylus C82 Service Manual page 31

EPSON Stylus C82
3. Remove 4 screws (C.B.S 3x6: 1, C.B.S 3x8: 2, C.B.S 3x16: 1) holding C486 Main
Board, then remove Printer Mechanism from C486 Main Board in upward
direction.
C.B.S 3x6 (5±1kgf.cm)
C.B.S 3x16
(5±1kgf.cm)
Figure 4-15. Main Board Removal 2
The CN19 cable on the C486 Main Board has a specified
installation direction. The pin connected to the blue line of the
cable should be inserted into the Pin 1 side of the connector.
<Printer Rear Side>
Blue Line
Figure 4-16. CN19 Connection Direction
DISASSEMBLY AND ASSEMBLY
C.B.S 3x8
(8±1kgf.cm)
C.B.S 3x8
(5±1kgf.cm)
CN19
Pin 1
<Printer Front Side>
Disassembly
When C486 Main Board has been replaced by a service part, the
installation screw holes do not have threads, as shown below.
When installing C486 Main Board to the Printer Mechanism,
metal chips that are formed in the process can become a source
for shorting the printer. For this reason, use a brush to clean 2
places in the order shown below and remove the metal chips.
Screw Installation Holes
C486 Main Board
Figure 4-17. Metal Chips Removal
C486 Main Board has no ROM and is established as a service part
by the Socket attachment.
When replacing the C486 Main Board, the adjustments are
necessary. Refer to "Chapter 5 Adjustment" for the adjustment
procedures.
Revision A
1
2
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