Samsung ML-4050N Common Linux problems, Common Macintosh problems, Installable Options section to

Condition	Possible cause	Suggested solutions
A PostScript	Print job may	Make sure that the print job is a
error page	not be	PostScript job. Check to see
prints.	PostScript.	whether the software
		application expected a setup or
		PostScript header file to be sent
		to the printer.
The optional	The printer	Open the PostScript driver
tray 2 (tray 3 or	driver has not	properties, select the Device
tray 4) is not	been	Settings tab, and set the Tray2
selected in the	configured to	(Tray3 or Tray4) option of the
driver.	recognize the	Installable Options section to
	optional tray 2	Installed.
	(tray 3 or tray
	4).
When print a	The resolution	Make sure that the resolution
document in	setting in the	setting in your printer driver
Macintosh with	printer driver	matches that in Acrobat
Acrobat Reader	may not be	Reader.
6.0 or higher,	matched with
colors print	that in Acrobat
incorrectly.	Reader.

	Common Linux problems
Condition		Suggested solutions
		• Check if the printer driver is installed in your
		system. Open Unified Driver Configurator
		and switch to the Printers tab in Printers
		configuration window to look at the list of
		available printers. Make sure that your
		machine is displayed on the list. If not,
		please, invoke Add new printer wizard to set
The printer doesn’t		up your device.
		• Check if the printer is started. Open Printers
print.
		configuration and select your machine on
		the printers list. Look at the description in
		the Selected printer pane. If its status
		contains “(stopped)” string, please, press
		the OK button. After that normal operation
		of the printer should be restored. The
		"stopped" status might be activated when
		some problems in printing occurred.

Condition	Suggested solutions
	Please avoid changing print job parameters
	(via LPR GUI, for example) while a print job is
	in progress. Known versions of CUPS server
I encounter error	break the print job whenever print options are
“Unable to open	changed and then try to restart the job from
mfp port device	the beginning. Since Unified Linux Driver
file!” when printing	locks mfp port while printing, the abrupt
a document.	termination of the driver keeps the port locked
	and therefore unavailable for subsequent print
	jobs. If this situation occurred, please, try to
	release the mfp port.
PDF file does not	Incompatibility between the PDF file and the
print correctly-	Acrobat products.
some parts are	Printing the PDF file as an image may enable
missing in the
	the file to print. Turn on Print As Image from
graphics, text or
	the Acrobat printing options.
illustrations.
	Note: It will take longer to print when you print
	a PDF file as an image.

Common Macintosh problems

Condition	Suggested solutions
PDF file does not print	Incompatibility between the PDF file and
correctly-some parts are	the Acrobat products.
missing in the graphics,	Printing the PDF file as an image may
text or illustrations.
	enable the file to print. Turn on Print As
	Image from the Acrobat printing options.
	Note: It will take longer to print when you
	print a PDF file as an image.
The document has	Update your Mac OS to OS 10.3.3 or
printed, but the print job	higher.
has not disappeared
from the spooler in Mac
OS 10.3.2.
The printer does not	Change the Data type option in the
print a document from	Adobe Illustrator print menu to Binary.
Illustrator on IPP	Or, you can use Appletalk printing.
printing.
Some letters are not	This problem is caused because Mac OS
displayed normally	cannot find the font during the Cover
during the Cover Sheet	Sheet printing. English alphabet and
printing.	numbers are displayed normally at the
	Cover Sheet.

9.14 <Troubleshooting>