Lexmark PRO4000 Fax error messages on the printer control panel, Error Message, What it indicates

Troubleshooting 160

Fax error messages on the printer control panel

Error Message:	What it indicates:	Possible solutions:
Remote Fax Error	The receiving fax machine cannot	• Resend the fax. There may have
	receive the fax. The error on the	been a problem with the quality of
	receiving end could be due to several	the connection.
	factors.	• Decrease the transmission speed of
		your fax modem.
		• Register your user information. In
		some countries, you cannot send a
		fax without registering your fax
		name and fax number. Some fax
		machines also block faxes without
		sender information.
Fax Mode Unsupported	The receiving fax machine does not	• Enable Auto Fax Conversion. The
	support color fax or the scan resolution	printer automatically converts color
	of the document that you are sending.	faxes to black and lowers the scan
		resolution of the document.
		• Lower the fax quality.
		• Reformat the document on
		Letter‑size paper.
Unsupported Compression	The fax modem of the receiving fax	• Lower the transmission speed of the
	machine does not support data	fax modem, and then resend the
	compression. Fax modems compress	fax.
	data to speed up transmission, but the	• Enable Auto Fax Conversion.
	receiving fax modem needs to have the
	same compression code.
Unsupported Resolution	The receiving fax machine does not	• Lower the fax quality.
	support the scan resolution of the	• Enable Auto Fax Conversion.
	document that you are sending.
Unrecoverable Fax Error	The fax modem encountered critical	Turn off the printer, turn it back on, and
	errors.	then resend the fax.
Fax Modem Error	The fax modem of the printer may be	Turn off the printer, turn it back on, and
	busy, or the fax modem may have	then resend the fax.
	encountered problems during
	transmission.
Phone Line is connected to	The telephone cable is connected to	Connect the phone cable to the port
the incorrect jack on the	the wrong port on the back of the	on the back of the printer.
back of the machine.	printer.
Digital line detected	The printer is connected to a digital	The printer is an analog device and must
	line.	be connected to an analog line. To
		connect the printer to a digital line, you
		must use a digital line converter or a
		filter.
		For more information, see the ”Setting
		up the printer to fax” section.