Samsung SCX-6545N manual Copying problems, Scanning problems

CONDITION SUGGESTED SOLUTIONS

Character Voids	Character voids are white areas within parts of
A	characters that should be solid black:
	• If you are using transparencies, try another
	type of transparency. Because of the
	composition of transparencies, some
	character voids are normal.
	• You may be printing on the wrong surface
	of the paper. Remove the paper and turn it
	around.
	• The paper may not meet paper
	specifications. (See "Specification on print
	media" on page 35.)

Horizontal stripes	If horizontally aligned black streaks or smears
	appear:

• The imaging unit may be installed improperly. Remove the cartridge and reinsert it.

• The imaging unit may be defective. Remove the toner cartridge and install a new one. (See "Replacing the toner cartridge" on page 96.)

• If the problem persists, the machine may require repair. Contact a service representative.

Curl	If the printed paper is curled or paper does not
	feed into the machine:

•Turn the stack of paper over in the tray.

	Also try rotating the paper 180° in the tray.
	• Change the printer option and try again. Go
	to printer properties, click Paper tab, and
	set type to Thin Paper. Refer to the
	Software section for details.
An unknown	Your printer is probably being used at an
image repetitively altitude of 1,000 m (3,281 ft) or above.
appears on a next	The high altitude may affect the print quality
few sheets or	such as loose toner or light imaging. You can
loose toner, light	set this option through Paper or Printer tab in
print, or	printer driver’s properties. (See "Altitude
	adjustment" on page 29.)
contamination
occurs.
Copying problems
CONDITION	SUGGESTED SOLUTIONS
Copies are too light	Use Light and Dark arrows to darken or
or too dark.	lighten the backgrounds of copies.
Smears, lines,	• If the defects are on the original, press
marks, or spots	Light and Dark arrows to lighten the
appears on copies.	background of your copies.

•If there are no defects on the original, clean the scan unit. (See "Cleaning the scan unit" on page 95.)

CONDITION	SUGGESTED SOLUTIONS
Copy image is	• Ensure that the original is face down on the
skewed.	scanner glass or face up in the DADF.
	• Check that the copy paper is loaded
	correctly.
Blank copies print	Ensure that the original is face down on the
out.	scanner glass or face up in the DADF.
Image rubs off the	• Replace the paper in the tray with paper
copy easily.	from a new package.
	• In high humidity areas, do not leave paper
	in the machine for extended periods of
	time.
Frequent copy paper	• Fan the stack of paper, then turn it over in
jams occur.	the tray. Replace the paper in the tray with
	a fresh supply. Check/adjust the paper
	guides, if necessary.
	• Ensure that the paper is the proper paper
	weight. 80 g/m2 bond paper is
	recommended.
	• Check for copy paper or pieces of copy
	paper remaining in the machine after a
	paper jam has been cleared.
Toner cartridge	• Your originals may contain pictures, solids,
produces fewer	or heavy lines. For example, your originals
copies than expected	may be forms, newsletters, books, or other
before running out of	documents that use more toner.
toner.	• The machine may be turned on and off
	frequently.
	• The scanner lid may be left open while
	copies are being made.

Scanning problems

CONDITION	SUGGESTED SOLUTIONS
The scanner does	• Make sure that you place the original to be
not work.	scanned face down on the scanner glass, or
	face up in the DADF.
	• There may not be enough available memory
	to hold the document you want to scan. Try
	the Prescan function to see if that works. Try
	lowering the scan resolution rate.
	• Check that the printer cable is connected
	properly.
	• Make sure that the printer cable is not
	defective. Switch the cable with a known
	good cable. If necessary, replace the cable.
	• Check that the scanner is configured
	correctly. Check scan setting in the
	SmarThru Configuration or the application
	you want to use to make certain that the
	scanner job is being sent to the correct port.
	• In case of use of account feature, make sure
	that you have extra scan count remained.
	For example, if you try to scan 10-page
	document while you have 5 scan count left,
	the scan job would be canceled.

Troubleshooting_ 116