Lexmark Pro5500 Series Quick Reference Manual page 13

About your printer
Use the To
16 USB port Connect the printer to a computer using a USB cable.
Warning—Potential Damage: Do not touch the USB port except when
plugging in or removing a USB cable or installation cable.
Note: Remove the sticker to access the port.
17 Ethernet port Connect your printer to a computer, a local network, an external DSL, or a
cable modem.
18 LINE port Connect the printer to an active telephone line through a standard wall jack
(RJ‑11), DSL filter, or VoIP adapter, or any other adapter that allows you to
access the phone line to send and receive faxes.
19 EXT port Connect additional devices (telephone or answering machine) to the printer
and the telephone line. Use this port if you do not have a dedicated fax line
for the printer and if this connection method is supported in your country
or region.
Note: Remove the plug to access the port.
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