Lexmark Optra C710 Setup Manual page 71

Connecting an
fax modem
Modem
Power cord
cable
External
class 1 fax
modem
Phone cord
If you installed an optional tri-port adapter in your
printer, you can attach an external, class 1 fax modem to
external
the serial port on the adapter. You can then use your
printer to receive faxes.
Faxes received print in black only. You cannot send faxes
from your printer.
To set up the serial port to receive faxes:
1
To printer
serial port
2
3
4
5
6
7
8
Make sure the printer power is off (O) and the
power cord is unplugged.
Place the modem power switch to off (O).
Follow the instructions included with the modem
to connect the modem to the serial port.
The modem connects to the printer in the same way
it would connect to a computer. Make sure the
modem cable has a 25-pin connector to attach to the
serial connector on the printer.
Plug the modem power cord into a properly
grounded electrical outlet.
Place the modem power switch to on (I).
You must turn the modem on before you turn on the
printer.
Plug the printer power cord into a properly
grounded electrical outlet.
Place the printer power switch to on (I).
From the printer operator panel:
a
Press the or
Menu>
menus.
Connecting an external fax modem
button to enter the
<Menu
67