Oki MC860n MFP Dealing with unsatisfactory printing, Symptoms, Possible Causes, Steps To Take

Dealing with unsatisfactory printing

SYMPTOMS	POSSIBLE CAUSES	STEPS TO TAKE
Vertical white lines can	The LED head is dirty.	Wipe the LED head with a soft, lint-free
be seen on the printed		cloth.
page.
	The toner is low.	Open the top cover and tap the
		cartridge a few times to evenly
		distribute any remaining toner. If
		symptoms persist, replace the toner
		cartridge.
	Foreign materials may be	Replace the image drum cartridge.
	present in the image drum.
	Light-shielding film of the	Wipe the film with a soft, lint-free
	image drum cartridge is dirty.	cloth.
Printed images are	The LED head is dirty.	Wipe the LED head with a soft, lint-free
fading vertically.		cloth.
	The toner is low.	Open the top cover and tap the
		cartridge a few times to evenly
		distribute any remaining toner. If
		symptoms persist, replace the toner
		cartridge.
	The paper is not suitable for	Use recommended paper.
	the printer unit.
Printing is light.	The toner cartridge is not	Reinstall the toner cartridge.
	properly seated.
	The toner is low.	Open the top cover and tap the
		cartridge a few times to evenly
		distribute any remaining toner. If
		symptoms persist, replace the toner
		cartridge.
	The paper is moist.	Use paper stored in proper
		temperature and humidity conditions.
	The paper is not suitable for	Use recommended paper.
	the printer unit.
	Thickness and type of paper	Set a proper value for Media Weight
	are inappropriate.	and Media Type in the Paper Setup
		menu, or set one value thicker for
		Media Weight.
	Recycled paper is being used.	Set one value thicker for Media Weight
		in the Paper Setup menu.
Partially faded images.	Paper is moist or dry.	Use paper stored in proper
White spots and lines		temperature and humidity conditions.
appear in solid
printing.
Vertical lines appear.	The image drum cartridge is	Replace the image drum cartridge.
	damaged.
	The toner is low.	Open the top cover and tap the
		cartridge a few times to evenly
		distribute any remaining toner. If
		symptoms persist, replace the toner
		cartridge.

Troubleshooting > 151