Samsung 500N Check for leaking toner. Clean the inside of the printer, Imaging unit and reinsert

	Problem	Solution
Back of printouts		• The transfer roller may be dirty. See “Cleaning the Inside of
	are dirty	the Printer” on page 6.31.
		• Check for leaking toner. Clean the inside of the printer.

Color or Black		• The imaging unit may not be installed properly. Remove the
	pages	imaging unit and reinsert.
		• The imaging unit may be defective and need replacing. Install
		a new imaging unit.

A• The printer may require repair. Contact a service representative.

	Loose toner	Clean the inside of the printer.
		• Check the paper type and quality. See “Paper Specifications”
		on page D.4.
		• Install a new toner cartridge. See “Replacing the Toner
		Cartridges” on page 6.8.
		• If the problem persists, the printer may require repair. Contact
		a service representative.
Character Voids		Character voids are white areas within the parts of characters
		that should be solid black:
		• If you are using transparencies, try another type of

A	transparency. Due to the composition of the transparency,
	some character voids are 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 D.4.

Horizontal stripes		If horizontally aligned color or black streaks or smears appear:
		• The imaging unit may be installed improperly. Remove the
	AaBbCc	imaging unit and reinsert.
	AaBbCc	• The imaging unit may be defective. Install a new imaging unit.
	AaBbCc	See “Replacing the Imaging Unit” on page 6.14.
		• If the problem persists, the printer may require repair. Contact
	AaBbCc
		a service representative.
	AaBbCc

7

SOLVING PROBLEMS 7.25