Lexmark 7500 Series - Manual (Page 70)

2 Connect a telephone cord into the LINE port of the printer, and then plug it into an active telephone wall jack.
3 Remove the protective plug from the EXT port of the printer.
4 Connect a second telephone cord from the computer modem to the EXT port of the printer.
Related topics:
• “Using an RJ11 adapter” on page 62
Using a digital phone service
The fax modem is an analog device. Certain devices can be connected to the printer so that digital telephone services
can be used.
• If you are using an ISDN telephone service, connect the printer to an analog telephone port (an R-interface port)
on an ISDN terminal adapter. For more information and to request an R-interface port, contact your ISDN
provider.
• If you are using DSL, connect to a DSL filter or router that will support analog use. For more information, contact
your DSL provider.
Faxing
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