Lexmark MX721 User Manual page 65

Faxing
Setup 2: Printer is sharing the line with an answering machine
Note: If you subscribe to a distinctive ring service, then make sure that you set the correct ring pattern for
the printer. Otherwise, the printer does not receive faxes even if you have set it to receive faxes
automatically.
Connected to the same telephone wall jack
Note: These instructions apply only to printers that have EXT and line ports.
•
Connect one end of the telephone cable to the line port of the printer.
•
Connect the other end of the cable to an active analog wall jack.
•
Connect the answering machine to the telephone port of the printer.
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