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Insert the fax card connector (1) into the formatter fax connector (2). The connector (2) on the
formatter board is labeled "FAX ACCESSORY." The ends of the card should slide into the two
guides (3) and the card should "snap" into place when it is fully seated.
Verify that the accessory is securely seated. The phone connector (4) on the fax card should be
aligned with the opening (5) in the back of the formatter cage.
Installing the fax card on the formatter - HP LaserJet 4345mfp
Close the formatter cage door and replace the MFP formatter cover.
When connecting the fax accessory to a phone line, ensure that the phone line being
used for the fax accessory is a dedicated line that is not used by any other devices. This line should
be an analog line, because the fax will not function correctly if connected to some digital PBX
systems. If you are unsure of what type of line you have, contact your telecom provider. Also, HP
recommends using the phone cord that comes with the fax accessory to ensure that the accessory
The phone wall jack is electrified and you might receive an electric shock if you touch the
connector wires. When installing the phone cable, do not touch the wall phone jack or, if you connect
the phone cable into the wall phone jack first, do not touch the wires on the phone cable connector
at other end.
Installing the fax accessory