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Lexmark CX431

Lexmark CX431

Attaching cables

CAUTION—SHOCK HAZARD:  To avoid the risk of electrical shock, do not set up this product or make any electrical or cabling connections, such as the power cord, fax feature, or telephone, during a lightning storm.

CAUTION—POTENTIAL INJURY:  To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.

CAUTION—POTENTIAL INJURY:  To avoid the risk of fire or electrical shock, use only the power cord provided with this product or the manufacturer's authorized replacement.

CAUTION—POTENTIAL INJURY:  To reduce the risk of fire, use only a 26 AWG or larger telecommunications (RJ-11) cord when connecting this product to the public switched telephone network. For users in Australia, the cord must be approved by the Australian Communications and Media Authority.

Warning—Potential Damage:  To avoid loss of data or printer malfunction, do not touch the USB cable, any wireless network adapter, or the printer in the areas shown while actively printing.

Printer portFunction


LINE port

Note:  Available only in some printer models.

Connect the printer to an active telephone line through a standard wall jack (RJ‑11), DSL filter, or VoIP adapter, or any other adapter that allows you to access the telephone line to send and receive faxes.

Note:  To enable manual fax, use a corded fax splitter.


Ethernet port

Connect the printer to a network.


USB printer port

Connect the printer to a computer.


Power cord socket

Connect the printer to a properly grounded electrical outlet.

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