How to Connect a Fax Printer With DSL (6 Steps)

Remove the phone cables connecting the DSL modem and telephone from the telephone jack.
Connect the three-line splitter to the phone jack.
Reconnect the cables connecting the modem and phone to the three-line splitter.
Connect a telephone cable to the back of the Fax printer.
Connect the DSL filter to the other end of the printer's telephone cable.
Connect the other end of the DSL filter to the three-line splitter.