Epson EU-42 Setup Manual page 26

7. Identify the socket for the printer interface board.
c
8. Insert the interface connectors through the slot at the back of
the printer, then press the interface board firmly onto the
socket.
c
20
Setting Up the Printer
Caution:
You should not remove any modules from the circuit board.
Otherwise, the printer will not work.
Caution:
Do not touch the surface of the printer interface board. Be
sure to hold it at the edges.
printer interface
board socket