2-2
2. MAIN UNIT REPLACEMENT
EO18-33002A
2.1 REPLACING THE CPU PC BOARD
2.1 REPLACING THE CPU PC BOARD
1) Disconnect all connectors from the CPU PC board.
2) Remove the three SMW-3x6 screws (small washer type) and four SMW-3x6.
3) Remove the CPU PC board from the driver PC board.
4) Replace the CPU PC board with a new one, and then reassemble in the reverse order of removal.
Refer to the following DIP SW function table and set the serial interface specifications.
CPU PC Board
Fig. 2-2
DIP SW
SMW-3x6
Screw
SMW-3x6 Screw
(Small Washer Type)
SMW-3x6
Screw
NOTE:
The shaded settings are the factory default settings. "OFF" means "OPEN".
■
DIP SW
This DIP switch is provided on the CPU PC board. Even after installing the CPU PC board, it is
accessible from the rear of the printer by removing the DIP SW cover.
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