HP LaserJet Pro 400 color MFP M475 - Connect fax to a telephone line

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Connect fax to a telephone line

Connect the telephone cable provided with the product to the fax “line in” port

on the product

and to the telephone jack on the wall.

The product is an analog faxing device. HP recommends using the product on a dedicated analog
telephone line. If you are using a digital environment, such as DSL, PBX, ISDN, or VoIP, make sure
to use the correct filters and configure the digital settings correctly. For more information, contact your
digital service provider.


Some countries/regions might require an adapter to the phone cord that came with the