Samsung ML-3470D Scatter, Misformed, Characters, Skew, Curl or wave, Wrinkles or, Creases, Voids

Condition Suggested solutions

	Background scatter results from bits of toner
	distributed on the printed page.
Background	•	The paper may be too damp. Try printing with a
scatter		different batch of paper. Do not open packages
A		of paper until necessary so that the paper does
		not absorb too much moisture.
	• If background scatter occurs on an envelope,
		change the printing layout to avoid printing over
		areas that have overlapping seams on the reverse
		side. Printing on seams can cause problems.
	•	If background scatter covers the entire surface
		area of a printed page, adjust the print
		resolution through your software application or
		via the printer properties window.

Misformed	•	If characters are improperly formed and
characters		producing hollowed images, the paper stock
		may be too slick. Try a different paper. See
		page 5.3.
	•	If characters are improperly formed and
		producing a wavy effect, the scanner unit may
		need service. Verify that it also occurs on a
		demo page (see page 2.5). For service, contact
		a service representative.
Page skew	•	Ensure that the paper is loaded properly.

Aa	BbCc	• Check the paper type and quality. See
		page 5.2.
		• Ensure that the paper or other material is
AaBbCc
		loaded correctly and the guides are not too
AaBbCc
		tight or too loose against the paper stack.
AaBbCc
A
aBbCc

Curl or wave	•	Ensure that the paper is loaded properly.
	•	Check the type and quality. Both high
		temperature and humidity can cause paper
		curl. See page 5.2.
	•	Turn over the stack of paper in the tray. Also try
		rotating the paper 180° in the tray.
	•	Try printing to the rear cover (face-up).
Wrinkles or	•	Ensure that the paper is loaded properly.
creases	•	Check the paper type and quality. See
		page 5.2.
	•	Open the rear cover and try printing to the rear
		cover (face-up).

•Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

Condition		Suggested solutions
Back of	•	The transfer roller may be dirty. See page 8.1.
printouts are	•	Check for leaking toner. Clean the inside of the
dirty		printer.

Solid color or	• The toner cartridge may not be installed
Black pages	properly. Remove the cartridge and reinsert.

A	•	The toner cartridge may be defective and need
		replacing. Install a new toner cartridge.
	•	The printer may require repair. Contact a
		service representative.

Loose toner	•	Clean the inside of the printer.
	•	Check the paper type and quality. See
		page 5.2.
	•	Install a new toner cartridge. See page 8.4.
	•	If the problem persists, the printer may require
		repair. Contact a service representative.

Character	Character voids are white areas within characters
	that should be solid black:
Voids	•	If you are using transparencies, try another
A		type of transparency. Because of the
		composition of the transparency, some
		character voids may be normal.
	•	You may be printing on the wrong surface on
		the paper. Remove the paper and turn it
		around.
	•	The paper may not meet paper specifications.
		See page 5.3.

Horizontal	If horizontally aligned black streaks or smears
stripes
	appear:

AaBbCc	• The toner cartridge may be installed
AaBbCc	improperly. Remove the cartridge and reinsert.
AaBbCc	• The toner cartridge may be defective. Install a
	new toner cartridge. See page 8.4.
AaBbCc
	• If the problem persists, the printer may require
AaBbCc	repair. Contact a service representative.

9.12 <Troubleshooting>